BestHub
Sign in
Tagged articles
950 articles
Page 7 of 10
DataFunTalk
DataFunTalk
Jan 19, 2021 · Backend Development

Architecture and Practices of the 58.com Alliance Advertising Platform

This article presents a comprehensive overview of the 58.com alliance advertising platform, detailing its business model, core modules such as SSP, direct‑investment, DSP and creative platforms, media integration flow, performance optimizations, GC tuning, indexing strategies, and future directions for programmatic creative generation.

Ad TechAdvertisingBackend Architecture
0 likes · 12 min read
Architecture and Practices of the 58.com Alliance Advertising Platform
ITFLY8 Architecture Home
ITFLY8 Architecture Home
Jan 18, 2021 · Backend Development

10 Essential Microservice Design Patterns Every Backend Engineer Should Know

This article surveys the evolution of software complexity, defines microservice architecture, outlines its key advantages and drawbacks, and then details ten crucial design patterns—including database per service, event sourcing, CQRS, saga, BFF, API gateway, strangler, circuit breaker, externalized configuration, and consumer‑driven contract testing—while explaining when each should be applied.

Backend ArchitectureCQRSCircuit Breaker
0 likes · 24 min read
10 Essential Microservice Design Patterns Every Backend Engineer Should Know
21CTO
21CTO
Jan 11, 2021 · Backend Development

Why We Switched from PHP to Go and How We Built Our Own Framework

This article shares the author's experience migrating a high‑traffic platform from PHP to Go, detailing the challenges of framework selection, layered architecture design, incremental refactoring, and the eventual adoption of go‑kit for scalable microservices.

Backend ArchitectureGoGo-Kit
0 likes · 13 min read
Why We Switched from PHP to Go and How We Built Our Own Framework
21CTO
21CTO
Jan 9, 2021 · Backend Development

How to Build a Robust Flash‑Sale System that Handles Millions of Requests

This article explores the key challenges of designing a flash‑sale (秒杀) system—such as overselling, high concurrency, request flooding, and database strain—and presents a comprehensive backend architecture with database design, dynamic URLs, caching, rate limiting, async ordering, and service degradation techniques.

Backend ArchitectureDatabase DesignRate Limiting
0 likes · 13 min read
How to Build a Robust Flash‑Sale System that Handles Millions of Requests
Programmer DD
Programmer DD
Jan 9, 2021 · Backend Development

How Cache Strategies Prevent Database Bottlenecks in High‑Traffic Systems

This article explains why massive traffic spikes can cripple database performance, introduces cache layers and common caching patterns, and offers practical solutions to consistency, concurrency, penetration, and avalanche problems for large‑scale internet applications.

Backend ArchitectureCachingDatabase Performance
0 likes · 9 min read
How Cache Strategies Prevent Database Bottlenecks in High‑Traffic Systems
High Availability Architecture
High Availability Architecture
Jan 8, 2021 · Backend Development

Why We Shifted Away from Database-Generated IDs to 64‑Bit Integer IDs

The article explains how decoupling persistence from a specific database engine and moving ID generation to the domain layer using 64‑bit integer identifiers—leveraging the Twitter Snowflake algorithm and the IdGen library—improves scalability, reduces coupling, and avoids the storage overhead of UUIDs.

64-bit integerBackend ArchitectureDistributed Systems
0 likes · 6 min read
Why We Shifted Away from Database-Generated IDs to 64‑Bit Integer IDs
58 Tech
58 Tech
Dec 23, 2020 · Backend Development

Design and Implementation of a High‑Performance Configurable Advertising Platform for Commercial Real Estate

This article presents the design, architecture, and implementation details of a visual, real‑time, and highly available configuration platform for commercial‑real‑estate advertising, covering requirements analysis, data modeling, CAP‑theorem considerations, consistency mechanisms, client design, long‑connection strategy, performance testing, and future outlook.

Backend ArchitectureConfiguration ManagementReal-time Updates
0 likes · 12 min read
Design and Implementation of a High‑Performance Configurable Advertising Platform for Commercial Real Estate
Architecture Digest
Architecture Digest
Dec 21, 2020 · Backend Development

Do You Need an Interface for the Service Layer? A Critical Examination

This article examines whether a Service layer in a Spring‑based backend project truly requires an interface, debunks common justifications, proposes practical development workflows, and outlines the advantages and drawbacks of using or omitting interfaces in various architectural scenarios.

Backend ArchitectureInterfaceService Layer
0 likes · 8 min read
Do You Need an Interface for the Service Layer? A Critical Examination
Top Architect
Top Architect
Dec 13, 2020 · Backend Development

Practical Guide to Application and Database Splitting: Preparation, Implementation, and Stability

This article presents a comprehensive, step‑by‑step guide on why and how to split monolithic applications and databases, covering business complexity analysis, service boundary definition, migration planning, global ID generation, data sync, query refactoring, switch‑over strategies, consistency guarantees, and post‑split stability measures.

Backend ArchitectureDistributed Systemsapplication splitting
0 likes · 16 min read
Practical Guide to Application and Database Splitting: Preparation, Implementation, and Stability
Top Architect
Top Architect
Dec 6, 2020 · Backend Development

Practical Guide to Application and Database Splitting for Large‑Scale Systems

This article explains why monolithic systems need to be split, how to assess business complexity, define service boundaries, perform vertical and horizontal database sharding, adopt global ID generators, migrate data safely, and ensure consistency and stability during cut‑over using stop‑write or dual‑write strategies.

Backend Architectureapplication splittingdatabase sharding
0 likes · 16 min read
Practical Guide to Application and Database Splitting for Large‑Scale Systems
Java Architect Essentials
Java Architect Essentials
Dec 6, 2020 · Backend Development

Why Game Servers Resist Microservices: Real‑Time Constraints Explained

The article analyzes why many game server architectures avoid microservices, highlighting real‑time latency requirements, stateful processing, network overhead, and the mismatch between typical microservice patterns and the high‑performance demands of multiplayer online battle arena games.

Backend ArchitectureDistributed Systemsgame server
0 likes · 9 min read
Why Game Servers Resist Microservices: Real‑Time Constraints Explained
Qunar Tech Salon
Qunar Tech Salon
Dec 2, 2020 · Backend Development

Applying Domain-Driven Design to Refactor a Hotel Pricing System

This article describes how a hotel pricing platform was refactored using Domain-Driven Design, detailing the strategic, tactical, and implementation phases that clarified domain boundaries, introduced a layered architecture, standardized processes, and delivered faster development, better maintainability, and improved operational visibility.

Backend ArchitectureDDDDomain‑Driven Design
0 likes · 14 min read
Applying Domain-Driven Design to Refactor a Hotel Pricing System
Full-Stack Internet Architecture
Full-Stack Internet Architecture
Nov 22, 2020 · Databases

Various Data Synchronization Architectures for Real-Time Elasticsearch Integration

The article compares five data synchronization approaches—periodic Logstash pulls, synchronous dual writes, asynchronous dual writes with MQ, Canal-based binlog streaming, and a Canal‑MQ hybrid—detailing their architectures, advantages, drawbacks, and suitable scenarios for integrating databases with Elasticsearch.

Backend ArchitectureCanalDatabase
0 likes · 4 min read
Various Data Synchronization Architectures for Real-Time Elasticsearch Integration
Programmer DD
Programmer DD
Nov 19, 2020 · Backend Development

Why and How to Split a Monolithic Application: Practical Guide

This article explains why monolithic systems need to be split, outlines multi‑dimensional preparation steps, details database vertical and horizontal partitioning, global ID generation, cut‑over strategies, consistency handling, and operational safeguards to ensure a smooth migration.

Backend ArchitectureDistributed Systemsapplication splitting
0 likes · 17 min read
Why and How to Split a Monolithic Application: Practical Guide
Full-Stack DevOps & Kubernetes
Full-Stack DevOps & Kubernetes
Nov 17, 2020 · Backend Development

From Monolith to Microservices: A Practical Journey of an Online Store

This article walks through the evolution of an online supermarket from a simple monolithic website to a fully decoupled microservice architecture, highlighting common pitfalls, design decisions, component choices such as monitoring, tracing, service discovery, circuit breaking, testing, and the trade‑offs of each step.

Backend ArchitectureCircuit Breaker
0 likes · 24 min read
From Monolith to Microservices: A Practical Journey of an Online Store
IT Architects Alliance
IT Architects Alliance
Nov 12, 2020 · Backend Development

Mastering CQRS: Choose the Right Architecture – Single, Dual, or Event‑Sourced

This article explains the Command‑Query Separation principle, introduces the CQRS architectural pattern, and compares three implementations—single‑database, dual‑database, and event‑sourced—detailing their workflows, benefits, and trade‑offs for optimizing read and write operations in backend systems.

Backend ArchitectureCQRSCQS
0 likes · 6 min read
Mastering CQRS: Choose the Right Architecture – Single, Dual, or Event‑Sourced
IT Architects Alliance
IT Architects Alliance
Nov 2, 2020 · Backend Development

How DDD Can Tame Complex Business Logic in Modern Backend Systems

This article explores how Domain‑Driven Design helps the Tongtian Tower platform manage rapidly growing business complexity by separating business and technical concerns, introducing strategic and tactical design, bounded contexts, layered and hexagonal architectures, and complementary patterns such as CQRS and domain primitives.

Backend ArchitectureCQRSDomain Modeling
0 likes · 40 min read
How DDD Can Tame Complex Business Logic in Modern Backend Systems
Tencent Cloud Developer
Tencent Cloud Developer
Oct 30, 2020 · Backend Development

Rebuilding QQ Mail Full-Text Search with Elasticsearch: Architecture, Implementation, and Optimization

To overcome aging hardware and code limitations, QQ Mail rebuilt its full‑text search using Tencent Cloud Elasticsearch, adding an esproxy layer, MQ‑driven updates, HTML‑to‑text extraction, protobuf‑JSON conversion, index sorting, two‑stage precise/fuzzy queries, and custom tokenizers, delivering scalable, low‑latency email search.

Backend ArchitectureCloud ServicesElasticsearch
0 likes · 17 min read
Rebuilding QQ Mail Full-Text Search with Elasticsearch: Architecture, Implementation, and Optimization
Selected Java Interview Questions
Selected Java Interview Questions
Oct 25, 2020 · Backend Development

Differences Between SOA and Microservice Architecture and Dubbo Best Practices

This article explains the distinctions between SOA and microservice architectures, describes ESB and API gateway roles, outlines the characteristics of both architectures, and provides practical Dubbo service design guidelines such as packaging, granularity, versioning, and pre‑release environment configuration.

Backend ArchitectureDubboSOA
0 likes · 9 min read
Differences Between SOA and Microservice Architecture and Dubbo Best Practices
IT Architects Alliance
IT Architects Alliance
Oct 22, 2020 · Backend Development

Designing a High‑Performance API Gateway with OpenResty: Choices & Best Practices

This article examines the challenges of microservice communication and explains how to transform an Nginx+Lua layer into an OpenResty‑based API gateway, covering core concepts, usage scenarios, security, performance, high‑availability, extensibility, and a comparative review of popular open‑source gateway solutions such as Nginx, Spring Cloud Zuul, Kong, Tyk and others.

Backend ArchitectureOpenRestyapi-gateway
0 likes · 21 min read
Designing a High‑Performance API Gateway with OpenResty: Choices & Best Practices
21CTO
21CTO
Oct 20, 2020 · Backend Development

How RocketMQ Transformed Cainiao’s Logistics System for Double‑11 Peaks

The article examines the scaling challenges of Cainiao's logistics platform during Alibaba's Double‑11 shopping festivals and explains how adopting RocketMQ for asynchronous decoupling dramatically reduced costs, stabilized the transaction‑logistics chain, and enabled sustainable high‑throughput processing.

AlibabaBackend ArchitectureDistributed Messaging
0 likes · 6 min read
How RocketMQ Transformed Cainiao’s Logistics System for Double‑11 Peaks
Ziru Technology
Ziru Technology
Oct 16, 2020 · Backend Development

Unlocking API Gateway Best Practices: Insights from Weibo and Ziroom

This report recaps a technical closed‑door session where experts from Weibo and Ziroom shared real‑world API gateway implementations, discussed centralized versus decentralized designs, explored the evolution of Ziroom's gateway, introduced the Gamma‑RPC framework, and debated future trends like service mesh.

Backend ArchitectureRPCService Mesh
0 likes · 6 min read
Unlocking API Gateway Best Practices: Insights from Weibo and Ziroom
Programmer DD
Programmer DD
Oct 11, 2020 · Backend Development

Designing Scalable Feed Stream Systems: Architecture, Storage, and Sync Strategies

This article explains how to design a high‑performance feed‑stream system—covering product definition, data categories, storage options, synchronization modes, metadata handling, commenting, likes, search, sorting, deletion, and update—so you can build a solution that scales to millions or billions of users.

Backend ArchitectureScalableSynchronization
0 likes · 21 min read
Designing Scalable Feed Stream Systems: Architecture, Storage, and Sync Strategies
ITFLY8 Architecture Home
ITFLY8 Architecture Home
Oct 2, 2020 · Backend Development

How to Split Microservices: 3 Expert Strategies for Effective Service Decomposition

This article compares three seasoned experts' approaches to microservice splitting—vertical vs. horizontal, business‑driven, stability‑driven, and performance‑driven—highlighting trade‑offs, team size considerations, and practical guidelines for achieving scalable, maintainable architectures.

Backend ArchitectureTeam Organizationmicroservices
0 likes · 9 min read
How to Split Microservices: 3 Expert Strategies for Effective Service Decomposition
Youzan Coder
Youzan Coder
Sep 25, 2020 · Backend Development

Designing a Marketing Reverse Domain for Refund Asset Management

This article explains the business challenges of handling marketing assets during refunds, defines asset types and trigger conditions, and details a domain‑driven backend architecture—including entities, value objects, aggregates, services, and model‑mapping configurations—to implement a configurable reverse‑operation system.

Backend ArchitectureDomain‑Driven DesignMarketing
0 likes · 11 min read
Designing a Marketing Reverse Domain for Refund Asset Management
ITFLY8 Architecture Home
ITFLY8 Architecture Home
Sep 20, 2020 · Backend Development

How to Build a Robust Flash Sale System: Architecture, Challenges, and Code Solutions

This article examines the critical issues of overselling, high concurrency, request throttling, and database design in flash‑sale systems, then outlines a comprehensive backend architecture with Redis clustering, Nginx load balancing, dynamic URLs, rate‑limiting, asynchronous order processing, and Java code examples to achieve a resilient high‑throughput solution.

Backend ArchitectureJavaRate Limiting
0 likes · 13 min read
How to Build a Robust Flash Sale System: Architecture, Challenges, and Code Solutions
58 Tech
58 Tech
Sep 16, 2020 · Backend Development

Analysis of 58.com Intelligent Voice Robot Backend Architecture

The article reviews the design and implementation of 58.com’s intelligent voice robot backend, detailing its four‑layer architecture, SIP/SDP/RTP protocols, multi‑round voice interaction flow, algorithm service modularization, SIP scheduling optimizations, and Java thread‑pool system tuning for high‑concurrency scenarios.

Backend ArchitectureJava thread poolRTP
0 likes · 13 min read
Analysis of 58.com Intelligent Voice Robot Backend Architecture
Programmer DD
Programmer DD
Sep 15, 2020 · Backend Development

Solving Distributed Cache Consistency: Cache‑Aside Pattern & Lazy Update Strategies

This article explains the classic Cache‑Aside pattern, analyzes common cache‑database consistency problems in high‑traffic systems, and presents practical solutions—including delete‑first updates, internal JVM queues, lazy recomputation, and routing considerations—to ensure reliable data synchronization under heavy concurrency.

Backend ArchitectureData ConsistencyDistributed Cache
0 likes · 11 min read
Solving Distributed Cache Consistency: Cache‑Aside Pattern & Lazy Update Strategies
Java Architect Essentials
Java Architect Essentials
Sep 7, 2020 · Databases

Database Cache Consistency: Strategies and Trade‑offs Using Redis as a MySQL Cache

This article explains why database caching is essential, outlines the consistency challenges of using Redis as a MySQL cache, and compares four practical synchronization solutions—ranging from simple TTL expiration to binlog subscription—highlighting their advantages, drawbacks, and appropriate selection criteria.

Backend ArchitectureCache ConsistencyDatabase Caching
0 likes · 8 min read
Database Cache Consistency: Strategies and Trade‑offs Using Redis as a MySQL Cache
iQIYI Technical Product Team
iQIYI Technical Product Team
Sep 4, 2020 · Backend Development

Applying Axon Framework and Spring StateMachine in iQIYI Contract Platform: Architecture, Practices, and Lessons

iQIYI’s contract platform replaced a cumbersome Activiti workflow with a lightweight combination of Axon Framework and Spring StateMachine, leveraging DDD, CQRS, and event sourcing to achieve clear layered architecture, traceable events, and flexible state transitions, while confronting distributed‑transaction sagas, batch limits, and integration complexities, and planning future Axon Server adoption.

Axon FrameworkBackend ArchitectureCQRS
0 likes · 11 min read
Applying Axon Framework and Spring StateMachine in iQIYI Contract Platform: Architecture, Practices, and Lessons
ITPUB
ITPUB
Aug 20, 2020 · Cloud Native

How Yuque Scaled from Prototype to Cloud‑Native Service with Serverless Functions

This article chronicles Yuque's evolution from a hobbyist prototype to a commercial cloud‑native knowledge platform, detailing its backend migrations, adoption of Node.js, Egg, React, serverless function compute, micro‑service splits, and the architectural lessons learned for stability, cost efficiency, and scalability.

Backend ArchitectureCloud NativeFunction Compute
0 likes · 18 min read
How Yuque Scaled from Prototype to Cloud‑Native Service with Serverless Functions
Architect
Architect
Aug 17, 2020 · Backend Development

Various Approaches to Microservice Decomposition

The article examines microservice architecture as an abstract concept and presents three practical decomposition strategies—vertical/horizontal business split, business‑driven and team‑oriented considerations, and criteria based on logic, stability, reliability and performance—while also discussing cost, release frequency, and team size implications.

Backend ArchitectureTeam Organizationservice decomposition
0 likes · 8 min read
Various Approaches to Microservice Decomposition
Programmer DD
Programmer DD
Aug 16, 2020 · Game Development

Why Game Servers Shy Away from Microservices: Real‑Time Constraints Explained

This article examines why many game companies avoid microservice architectures, highlighting the real‑time latency, stateful memory requirements, and networking constraints that make traditional microservice patterns unsuitable for fast, multiplayer game servers.

Backend ArchitectureDistributed Systemsgame server
0 likes · 8 min read
Why Game Servers Shy Away from Microservices: Real‑Time Constraints Explained
HomeTech
HomeTech
Aug 12, 2020 · Backend Development

Design and Implementation of a High‑Concurrency Flash Sale System for Automotive E‑Commerce

This article presents a comprehensive design of a flash‑sale (seckill) system for an automotive e‑commerce platform, covering business requirements, model selection, stock‑deduction strategies, high‑performance and high‑availability architecture, security mechanisms, and future optimization directions, all built on cloud‑native backend technologies.

Backend ArchitectureOpenRestyflash sale
0 likes · 17 min read
Design and Implementation of a High‑Concurrency Flash Sale System for Automotive E‑Commerce
转转QA
转转QA
Aug 11, 2020 · Backend Development

Testing Strategies and Architecture for Live‑Streaming Platform Platformization

The article explains how QA engineers should adapt their testing approach when a live‑streaming service evolves from a simple business‑focused system to a modular, scalable platform, covering architecture changes, testing directions such as interface, data preparation, performance, and comprehensive project control.

Backend ArchitecturePlatformizationQA Testing
0 likes · 7 min read
Testing Strategies and Architecture for Live‑Streaming Platform Platformization
IT Architects Alliance
IT Architects Alliance
Aug 4, 2020 · Backend Development

Designing Effective Rate Limiting and Circuit Breaking for Microservice APIs

This article examines the motivations, resource granularity, rule definition, and calculation logic behind implementing rate limiting and circuit breaking in microservice architectures, using examples like Sentinel and Hystrix, and outlines a step-by-step design for integrating these controls with API gateways.

Backend ArchitectureCircuit BreakingHystrix
0 likes · 14 min read
Designing Effective Rate Limiting and Circuit Breaking for Microservice APIs
58 Tech
58 Tech
Aug 3, 2020 · Artificial Intelligence

Intelligent Voice Quality Inspection System Architecture and Implementation at 58.com

The article details the design and deployment of an AI-powered intelligent voice quality inspection system at 58.com, covering its overall architecture, speech recognition, role identification, tag detection, rechecking platform, and backend infrastructure, and demonstrates its impact on call‑center efficiency and service quality.

AIBackend ArchitectureSpeech Recognition
0 likes · 12 min read
Intelligent Voice Quality Inspection System Architecture and Implementation at 58.com
Java Captain
Java Captain
Aug 3, 2020 · Backend Development

Understanding Microservices: Definitions, Communication, Spring Cloud vs Dubbo, and Related Concepts

This article explains what microservices are, how they communicate, compares Spring Cloud with Dubbo, describes the relationship between Spring Boot and Spring Cloud, and discusses circuit breaking, service degradation, advantages, disadvantages, service discovery tools, and typical technology stacks.

Backend ArchitectureCircuit BreakerDubbo
0 likes · 9 min read
Understanding Microservices: Definitions, Communication, Spring Cloud vs Dubbo, and Related Concepts
Architect
Architect
Aug 1, 2020 · Backend Development

Core Concepts of Microservice Architecture and Its Relationship with Domain‑Driven Design

This article explains the fundamental differences between microservice architecture and traditional SOA, emphasizes the importance of proper service boundaries and DDD‑guided decomposition, and compares transaction‑script (anemic) and rich‑model approaches with code examples to illustrate how domain‑centric design improves microservice implementations.

Backend Architectureservice decomposition
0 likes · 12 min read
Core Concepts of Microservice Architecture and Its Relationship with Domain‑Driven Design
IT Architects Alliance
IT Architects Alliance
Jul 29, 2020 · Backend Development

How to Decouple Microservices: From Sync Calls to Event‑Driven Architecture

The article examines why tightly coupled microservices cause reliability issues, then presents practical techniques—such as converting synchronous calls to asynchronous messaging, adopting event‑driven architecture, using CQRS, caching, and strategic refactoring—to achieve loose coupling and improve system resilience.

Backend ArchitectureCQRSDecoupling
0 likes · 21 min read
How to Decouple Microservices: From Sync Calls to Event‑Driven Architecture
JavaEdge
JavaEdge
Jul 28, 2020 · Backend Development

Why Message Queues Are the Secret to Faster, Scalable Systems

This article explains the real‑world origin of message queues, illustrates how they enable asynchronous processing, traffic control, and service decoupling, and compares their benefits and drawbacks with concrete examples such as flash‑sale systems and token‑bucket flow control.

Backend Architectureasynchronous processingservice decoupling
0 likes · 8 min read
Why Message Queues Are the Secret to Faster, Scalable Systems
Programmer DD
Programmer DD
Jul 23, 2020 · Backend Development

Why Message Queues Are Essential for Scalable Backend Architecture

This article explains the role of message‑queue middleware in distributed systems, covering its core functions, common use cases such as asynchronous processing, application decoupling, traffic shaping, log handling and messaging, and provides concrete architectural examples illustrating performance improvements and design patterns.

Backend ArchitectureLog ProcessingTraffic Shaping
0 likes · 9 min read
Why Message Queues Are Essential for Scalable Backend Architecture
Senior Brother's Insights
Senior Brother's Insights
Jul 21, 2020 · Backend Development

How FastDFS Powers Scalable File Storage for Web Services

FastDFS is an open‑source lightweight distributed file system that tackles large‑scale file storage and load‑balancing by using dedicated Tracker, Storage, and Client roles, offering high performance, easy horizontal scaling, and clear upload/download workflows for web applications.

Backend ArchitectureDistributed File SystemFastDFS
0 likes · 9 min read
How FastDFS Powers Scalable File Storage for Web Services
Youku Technology
Youku Technology
Jul 15, 2020 · Backend Development

Designing for Failure: How Streaming Control Systems Stay Resilient

This article explains the concept of failure‑oriented design, why it matters for large‑scale streaming services, and details concrete architectural patterns—such as layered services, database fallback, cache redundancy, consistency checks, and dynamic traffic switching—used by a production playback control platform.

Backend Architecturecache redundancydatabase fallback
0 likes · 9 min read
Designing for Failure: How Streaming Control Systems Stay Resilient
Dada Group Technology
Dada Group Technology
Jul 14, 2020 · Backend Development

Design and Implementation of a Flexible Service Governance and Traffic Distribution Engine at Dada Group

This article describes how Dada Group tackled rapid micro‑service growth by designing a language‑agnostic, lightweight service governance and traffic routing engine that uses Consul metadata, configurable routing rules, and link‑based isolation to enable online pressure testing, parallel development, hot‑cold service separation, gray releases, and dynamic rate limiting.

Backend ArchitectureCloud Nativemicroservices
0 likes · 10 min read
Design and Implementation of a Flexible Service Governance and Traffic Distribution Engine at Dada Group
ITPUB
ITPUB
Jul 10, 2020 · Backend Development

How RocketMQ Cut Costs and Stabilized Alibaba Logistics During Double‑11

Facing soaring order peaks each Double‑11, Alibaba's logistics arm re‑engineered its architecture with RocketMQ, using asynchronous decoupling to handle payment‑order traffic, dramatically reduce hardware spend, and keep logistics QPS stable without sacrificing user experience.

AlibabaBackend ArchitectureCost Reduction
0 likes · 7 min read
How RocketMQ Cut Costs and Stabilized Alibaba Logistics During Double‑11
Selected Java Interview Questions
Selected Java Interview Questions
Jul 2, 2020 · Backend Development

Microservices Interview Questions and Answers: Concepts, Communication, Spring Cloud vs Dubbo, Service Discovery, Fault Tolerance, and Pros & Cons

This article provides a comprehensive overview of microservices, covering their definition, independent communication methods, differences between Spring Cloud and Dubbo, the relationship between Spring Boot and Spring Cloud, fault‑tolerance mechanisms like circuit breaking and degradation, advantages and disadvantages, and a comparison of Eureka and Zookeeper for service registration and discovery.

Backend ArchitectureCircuit BreakingDubbo
0 likes · 10 min read
Microservices Interview Questions and Answers: Concepts, Communication, Spring Cloud vs Dubbo, Service Discovery, Fault Tolerance, and Pros & Cons
Top Architect
Top Architect
Jul 1, 2020 · Backend Development

Understanding Microservices Architecture: Concepts, Benefits, and Key Components

Microservices, introduced in 2012 and popularized by Martin Fowler, decompose applications into small, independent services that communicate via lightweight protocols, enabling modular development, flexible technology choices, independent deployment, and improved scalability, while also introducing challenges such as distributed data consistency, testing complexity, and operational overhead.

Backend ArchitectureConfiguration Managementapi-gateway
0 likes · 16 min read
Understanding Microservices Architecture: Concepts, Benefits, and Key Components
dbaplus Community
dbaplus Community
Jun 23, 2020 · Backend Development

How to Build a High‑Performance Seckill System for Massive Traffic

This article explains the core concepts, architecture, and practical techniques—including load‑balancing, caching, async processing, and Redis sharding—required to design and implement a high‑concurrency seckill system that can handle millions of requests in a short time window.

Async ProcessingBackend ArchitectureSeckill
0 likes · 19 min read
How to Build a High‑Performance Seckill System for Massive Traffic
Architect
Architect
Jun 18, 2020 · Backend Development

Applying Message Queues for Decoupling in E‑commerce Architecture

The article explains why and how to use message queues to achieve low‑coupling, better performance, fault tolerance, and eventual consistency in an e‑commerce order‑processing flow, discusses common pitfalls such as message loss and duplication, and compares popular queue products like RabbitMQ, Kafka, and RocketMQ.

Backend ArchitectureDecouplingDistributed Systems
0 likes · 10 min read
Applying Message Queues for Decoupling in E‑commerce Architecture
21CTO
21CTO
Jun 13, 2020 · Backend Development

How RocketMQ Transformed Alibaba’s Logistics System for Double‑11 Peaks

This article examines the logistical challenges faced by Alibaba's Cainiao platform during Double‑11, explains why traditional databases and Redis fall short, and shows how adopting RocketMQ for asynchronous decoupling dramatically reduced costs and stabilized high‑volume order processing.

Backend ArchitectureDistributed Messaginghigh concurrency
0 likes · 6 min read
How RocketMQ Transformed Alibaba’s Logistics System for Double‑11 Peaks
58 Tech
58 Tech
Jun 12, 2020 · Backend Development

Service Refactoring and Performance Optimization for 58 Rental Business System

This article presents a comprehensive case study on how the 58 rental platform refactored its services and optimized performance by splitting common modules, adopting async interfaces, leveraging nginx + swoole, implementing data caching and pre‑loading, resulting in significant reductions in page rendering time and service latency across major app pages.

Backend ArchitecturePHPSwoole
0 likes · 9 min read
Service Refactoring and Performance Optimization for 58 Rental Business System
High Availability Architecture
High Availability Architecture
May 15, 2020 · Backend Development

Design and Implementation of Tencent Cloud Task (TCT) Distributed Task Scheduling System

This article explains the background, challenges, and architectural design of Tencent Cloud Task (TCT), a distributed scheduling platform that offers precise real‑time task execution, modular microservice architecture, stateless scaling, rich trigger rules, comprehensive monitoring, and advanced workflow orchestration for large‑scale cloud environments.

Backend ArchitectureCloud ComputingDistributed Scheduling
0 likes · 10 min read
Design and Implementation of Tencent Cloud Task (TCT) Distributed Task Scheduling System
Java Backend Technology
Java Backend Technology
May 14, 2020 · Backend Development

How to Build a High‑Performance Flash Sale System: Architecture & Code

This article explores the key challenges of designing a flash‑sale (秒杀) backend—such as overselling, high concurrency, request throttling, and database bottlenecks—and presents a complete solution that includes database schema, dynamic URLs, static page rendering, Redis clustering, Nginx load balancing, SQL optimization, token‑bucket rate limiting, asynchronous order processing, and service degradation strategies.

Backend ArchitectureRate Limitingflash sale
0 likes · 14 min read
How to Build a High‑Performance Flash Sale System: Architecture & Code
Programmer DD
Programmer DD
May 5, 2020 · Backend Development

How to Build a High‑Concurrency Live Quiz System: Architecture & Tech Stack

This article explains the product features, technical challenges, technology choices, and detailed architecture design for a live‑streaming quiz application that must support up to one million concurrent users, high QPS, low latency, and secure financial transactions.

Backend ArchitectureProtobufhigh concurrency
0 likes · 18 min read
How to Build a High‑Concurrency Live Quiz System: Architecture & Tech Stack
Tencent Cloud Middleware
Tencent Cloud Middleware
Apr 26, 2020 · Backend Development

How Tencent Cloud’s TCT Tackles Distributed Task Scheduling at Scale

This article explains the business scenarios that demand massive, precise, and reliable scheduled tasks, reviews the shortcomings of existing open‑source schedulers, and details the design, architecture, and key features of Tencent Cloud’s distributed task scheduling system TCT, highlighting its modular, stateless, and fully featured approach.

Backend ArchitectureDistributed SchedulingTencent Cloud
0 likes · 11 min read
How Tencent Cloud’s TCT Tackles Distributed Task Scheduling at Scale
Youku Technology
Youku Technology
Apr 22, 2020 · Backend Development

Youku IPv6 Transformation Practice: Technical Challenges and Solutions

Youku completed a six‑month, full‑scale IPv6 migration in 2018, upgrading client and server stacks, deploying dual‑stack then IPv6‑only networks with 4over6, solving challenges like lack of IPv6 environments, OS module updates, MTU handling, address libraries, CDN coordination, and robust fallback, testing, and monitoring.

5GBackend ArchitectureCDN
0 likes · 14 min read
Youku IPv6 Transformation Practice: Technical Challenges and Solutions
Full-Stack Internet Architecture
Full-Stack Internet Architecture
Apr 21, 2020 · Backend Development

Evolution of Ele.me's Order System: Architecture, Scaling, and Lessons Learned

This article recounts the four‑year journey of Ele.me's order platform, detailing the transition from a monolithic Zeus system to service‑oriented components, the challenges of sharding, message broadcasting, performance testing, Redis optimization, and the cultural practices that shaped a resilient backend architecture.

Backend ArchitectureScalabilitydatabase sharding
0 likes · 48 min read
Evolution of Ele.me's Order System: Architecture, Scaling, and Lessons Learned
Programmer DD
Programmer DD
Apr 14, 2020 · Backend Development

From Single Server to Cloud Native: How Taobao Scaled to Millions of Concurrent Users

This article uses Taobao as a case study to illustrate the step‑by‑step evolution of server‑side architecture from a single‑machine setup to a cloud‑native, highly available system capable of handling tens of millions of concurrent requests, highlighting the technologies and design principles involved at each stage.

Backend ArchitectureCachingCloud Computing
0 likes · 24 min read
From Single Server to Cloud Native: How Taobao Scaled to Millions of Concurrent Users
Youzan Coder
Youzan Coder
Apr 7, 2020 · Backend Development

Building Youzan's Enterprise Search Platform: Architecture, Indexing & Scaling

This article explores Youzan's enterprise search middle platform, detailing the challenges of siloed architectures, the concept of cognitive folding, comprehensive index design, write/read mechanisms, configuration-driven routing, monitoring, and practical implementations that enable scalable, reusable search capabilities across diverse business domains.

Backend ArchitectureScalable SystemsSearch
0 likes · 16 min read
Building Youzan's Enterprise Search Platform: Architecture, Indexing & Scaling
Architects Research Society
Architects Research Society
Apr 6, 2020 · Backend Development

Evaluating Microservice Architecture for Large Enterprises: Benefits, Challenges, and Governance

This article examines whether microservice architecture suits large organizations by outlining its cultural, technical, and operational impacts, the reasons to decompose monolithic systems, key considerations for architects, and practical guidance on avoiding deployment coupling while managing complexity.

Backend Architecturedeployment couplingmicroservices
0 likes · 9 min read
Evaluating Microservice Architecture for Large Enterprises: Benefits, Challenges, and Governance
Yanxuan Tech Team
Yanxuan Tech Team
Apr 6, 2020 · Backend Development

How ABT Architecture Automates A/B Decision Loops on Mobile Apps

This article explains the design and implementation of an ABT (Auto‑Bidding Test) system that automates A/B decision cycles, covering client SDK architecture, protocol specifications, data‑point collection, resource‑placement experiments, and home‑page integration to accelerate product growth.

A/B testingABTBackend Architecture
0 likes · 10 min read
How ABT Architecture Automates A/B Decision Loops on Mobile Apps
Top Architect
Top Architect
Apr 2, 2020 · Backend Development

Evolution of a Java Web E‑commerce System: From Single‑Server to Scalable Architecture

This article walks through the step‑by‑step evolution of a Java‑based e‑commerce platform, illustrating how a single‑machine deployment can be transformed into a scalable architecture using techniques such as server‑database separation, clustering, load‑balancing algorithms, read‑write splitting, caching, sharding, micro‑services and message queues.

Backend ArchitectureJavaScalability
0 likes · 17 min read
Evolution of a Java Web E‑commerce System: From Single‑Server to Scalable Architecture
Architecture Digest
Architecture Digest
Mar 30, 2020 · Backend Development

Design and Technical Solutions for a High‑Concurrency Flash Sale System

This article examines the challenges of building a flash‑sale (秒杀) system—such as overselling, massive concurrent requests, URL exposure, and database overload—and presents a comprehensive backend architecture that leverages Redis clustering, dynamic URLs, Nginx load balancing, rate‑limiting, asynchronous order processing, and service degradation techniques to achieve robust, scalable performance.

Backend ArchitectureRate Limitingasynchronous processing
0 likes · 12 min read
Design and Technical Solutions for a High‑Concurrency Flash Sale System
21CTO
21CTO
Mar 29, 2020 · Backend Development

When Is Microservices Worth It? A Practical Guide to Choosing the Right Architecture

This article examines the origins, principles, advantages, and drawbacks of microservice architecture, outlines when it should be adopted, describes its evolution stages, presents design patterns, service‑splitting strategies, and reviews popular frameworks and tools to help teams decide if microservices fit their system complexity and organizational capabilities.

Backend ArchitectureDockerService Mesh
0 likes · 18 min read
When Is Microservices Worth It? A Practical Guide to Choosing the Right Architecture
JD Retail Technology
JD Retail Technology
Mar 26, 2020 · Backend Development

Design and Architecture of an Algorithm Business Platform for Rapid Online Service Development

The article details the design principles, modular architecture, and engineering optimizations of a backend algorithm platform that uses APIs, micro‑services, and asynchronous processing to enable fast, reliable, and scalable online algorithm services, including recall, ranking, metadata, feature reporting, and A/B testing.

AB testingAlgorithm PlatformBackend Architecture
0 likes · 9 min read
Design and Architecture of an Algorithm Business Platform for Rapid Online Service Development
macrozheng
macrozheng
Mar 26, 2020 · Backend Development

How to Build a High‑Performance URL Shortening Service: Architecture & Algorithms

This article explores the design of a high‑performance short‑link system, covering its benefits, redirection mechanics, hash‑based and auto‑increment generation methods, database schema, Bloom filter optimization, and a scalable OpenResty‑based architecture for handling massive traffic.

Backend ArchitectureHashingMySQL
0 likes · 15 min read
How to Build a High‑Performance URL Shortening Service: Architecture & Algorithms
Xianyu Technology
Xianyu Technology
Mar 17, 2020 · Backend Development

Evolution of Xianyu Push: From Offline 1.0 to Real‑time Intelligent Hermes Platform

From the manual offline 1.0 system to the real‑time, AI‑driven Hermes platform, Xianyu Push evolved through 1.1’s richer feed layout, personalized timing, and IFTTT‑style triggers, ultimately delivering higher click‑through rates, broader scene coverage, and stronger daily active user activation.

Backend ArchitecturePush NotificationReal-time System
0 likes · 8 min read
Evolution of Xianyu Push: From Offline 1.0 to Real‑time Intelligent Hermes Platform
21CTO
21CTO
Mar 16, 2020 · Backend Development

How Ant Financial Scales Payments with Distributed Architecture and OceanBase

The article summarizes Xu Wenqi's 2019 Alibaba Cloud Summit talk on Ant Financial's distributed architecture, covering the shift from monolithic to microservices, modular development, load‑balancing, database sharding, the distributed TA system, task scheduling, gray‑release, full‑link stress testing, and OceanBase high‑availability solutions.

Backend ArchitectureDistributed SystemsOceanBase
0 likes · 9 min read
How Ant Financial Scales Payments with Distributed Architecture and OceanBase
Alibaba Cloud Developer
Alibaba Cloud Developer
Mar 11, 2020 · Backend Development

How Alibaba Handles Million‑Ticket Flash Sales with Scalable Backend Architecture

This article explains how Alibaba's entertainment cloud platform designs layered backend architecture, hotspot data isolation, flow‑shaping funnels, multi‑level caching, and comprehensive stability measures to support ultra‑high‑concurrency ticket sales while preventing oversell and ensuring system reliability.

Backend Architectureanti‑oversellhigh concurrency
0 likes · 11 min read
How Alibaba Handles Million‑Ticket Flash Sales with Scalable Backend Architecture
Architecture Digest
Architecture Digest
Mar 4, 2020 · Backend Development

Microservice Splitting Strategies: Three Approaches and Practical Considerations

This article examines microservice decomposition by presenting three expert‑derived splitting approaches—vertical/horizontal, business‑driven cost‑aware, and responsibility‑based—and discusses how factors such as team size, maintenance cost, scalability, stability, reliability and performance influence the optimal service boundaries.

Backend ArchitectureScalabilityTeam Organization
0 likes · 8 min read
Microservice Splitting Strategies: Three Approaches and Practical Considerations
Alibaba Cloud Native
Alibaba Cloud Native
Feb 18, 2020 · Backend Development

How Yuque Scaled from Prototype to Commercial SaaS with a JavaScript Full‑Stack

This article chronicles Yuque's evolution from a 2016 internal prototype to a fully commercialized knowledge‑base platform, detailing its JavaScript full‑stack architecture, migration from BaaS to IaaS, adoption of microservices and serverless functions, and the security and stability practices that support its growth.

Backend ArchitectureJavaScriptSecurity
0 likes · 20 min read
How Yuque Scaled from Prototype to Commercial SaaS with a JavaScript Full‑Stack
Alibaba Cloud Developer
Alibaba Cloud Developer
Feb 17, 2020 · Operations

How Hema Achieved Zero‑Failure Smart Scheduling: Lessons in System Stability

This article details Hema's approach to guaranteeing system stability for its offline and delivery operations, covering the complete smart‑dispatch architecture, exhaustive dependency analysis, database and middleware safeguards, monitoring strategies, gray‑release practices, testing methods, and emergency response procedures that together enabled a year of zero failures.

Backend ArchitectureDatabase Optimizationmicroservices
0 likes · 24 min read
How Hema Achieved Zero‑Failure Smart Scheduling: Lessons in System Stability
Mafengwo Technology
Mafengwo Technology
Feb 13, 2020 · Backend Development

How We Built a High‑Performance Geospatial Photo Index for a Travel App

This article details the design, algorithm selection, and performance optimizations behind a geospatial photo‑indexing service that aggregates and searches millions of user photos by location and time, enabling faster, more accurate travel content sharing in a mobile app.

Backend ArchitectureGeospatial IndexingPerformance Optimization
0 likes · 14 min read
How We Built a High‑Performance Geospatial Photo Index for a Travel App
JD Retail Technology
JD Retail Technology
Jan 16, 2020 · Backend Development

Architecture and Key Technologies of a Scalable Message Push Platform

The document outlines the design, key components, data flow, and operational strategies of a large‑scale message push platform, detailing its architecture, request handling, long‑connection management, retry mechanisms, data statistics, monitoring, and future expansion plans.

Backend ArchitectureData AnalyticsLong Connections
0 likes · 15 min read
Architecture and Key Technologies of a Scalable Message Push Platform
Continuous Delivery 2.0
Continuous Delivery 2.0
Jan 7, 2020 · Backend Development

Placing Feature Flags in an E‑commerce Backend: Deciding Where Free Shipping Logic Belongs

This article examines how to locate the free‑shipping feature‑flag decision in an e‑commerce system, arguing that the decision should be made at the web‑layer where user context is available and then passed to the checkout service, keeping each service focused on its core responsibilities.

Backend Architecturefeature flagsfree shipping
0 likes · 7 min read
Placing Feature Flags in an E‑commerce Backend: Deciding Where Free Shipping Logic Belongs
Programmer DD
Programmer DD
Jan 1, 2020 · Backend Development

How to Build a High‑Performance Flash Sale System: Architecture & Code

This article examines the key challenges of flash‑sale (秒杀) systems—overselling, massive concurrency, URL exposure, and database coupling—and presents a complete backend design featuring dedicated databases, dynamic URLs, static pages, Redis clustering, Nginx proxy, rate‑limiting, token‑bucket control, asynchronous order queues, and service degradation strategies.

Backend ArchitectureRate LimitingRedis
0 likes · 14 min read
How to Build a High‑Performance Flash Sale System: Architecture & Code
JD Retail Technology
JD Retail Technology
Dec 27, 2019 · Backend Development

Insights into JD.com’s Core Transaction System: High Concurrency, Availability, and Componentization

The article summarizes Zhu Qingjie’s presentation on JD.com’s core transaction platform, highlighting its massive scale, stringent high‑concurrency and high‑availability requirements, architectural strategies such as system splitting, caching and componentization, and the use of an autonomous decision platform to ensure rapid, reliable e‑commerce operations.

Backend ArchitectureComponentizationJD.com
0 likes · 5 min read
Insights into JD.com’s Core Transaction System: High Concurrency, Availability, and Componentization
Senior Brother's Insights
Senior Brother's Insights
Dec 27, 2019 · Backend Development

How to Build a High‑Performance Flash Sale System: Architecture, Strategies & Code

This article examines the challenges of designing a robust flash‑sale backend—preventing oversell, handling massive concurrent requests, securing URLs, isolating databases, and applying techniques such as Redis clustering, Nginx load balancing, rate limiting, asynchronous processing, and service degradation—to enable stable, low‑latency sales spikes.

Backend ArchitectureRate Limitingflash sale
0 likes · 15 min read
How to Build a High‑Performance Flash Sale System: Architecture, Strategies & Code
Java Architect Essentials
Java Architect Essentials
Dec 15, 2019 · Backend Development

Designing Ultra‑High‑Performance Flash‑Sale Systems: Architecture, Consistency, and Availability

This article analyzes the core challenges of building flash‑sale (秒杀) systems—high concurrency reads and writes, strict consistency, and ultra‑high availability—and presents a layered architectural approach covering dynamic/static separation, hotspot optimization, database tuning, and comprehensive high‑availability strategies.

Backend ArchitectureConsistencyOperations
0 likes · 28 min read
Designing Ultra‑High‑Performance Flash‑Sale Systems: Architecture, Consistency, and Availability
DataFunTalk
DataFunTalk
Dec 6, 2019 · Backend Development

Technical Architecture and Practices of Youku's Demand‑Side Platform (DSP)

This article explains how Youku built and iterated its Demand‑Side Platform, covering business goals, system architecture, channel integration, bidding and frequency strategies, material selection, smooth budget delivery, retargeting, algorithmic recall, data monitoring, and conversion‑funnel optimization to drive user growth.

Backend ArchitectureDSPdata monitoring
0 likes · 12 min read
Technical Architecture and Practices of Youku's Demand‑Side Platform (DSP)
Java Captain
Java Captain
Nov 24, 2019 · Backend Development

Evolution of Taobao's Backend Architecture from Single‑Server to Cloud‑Native Microservices

The article outlines Taobao's backend architecture evolution—from a single Tomcat‑MySQL server through caching, load‑balancing, database sharding, MPP, DNS‑based multi‑datacenter routing, NoSQL/search integration, microservices, ESB, containerization, and finally cloud‑native deployment—while summarizing the associated technologies and design principles.

Backend ArchitectureCloud ComputingScalability
0 likes · 18 min read
Evolution of Taobao's Backend Architecture from Single‑Server to Cloud‑Native Microservices
Architecture Digest
Architecture Digest
Nov 8, 2019 · Backend Development

Evolution of Taobao Backend Architecture from Hundred to Ten Million Concurrent Users

This article uses Taobao’s backend as a case study to illustrate how server architecture evolves through ten stages—from a single‑machine setup handling hundreds of requests to a distributed, containerized, cloud‑native system supporting tens of millions of concurrent users—detailing the technologies and design principles at each step.

Backend ArchitectureCloud ComputingScalability
0 likes · 19 min read
Evolution of Taobao Backend Architecture from Hundred to Ten Million Concurrent Users
Architecture Digest
Architecture Digest
Nov 3, 2019 · Backend Development

Yu'ebao Service Governance Practices and Methodology

The article details how Yu'ebao, a financial platform with over five hundred million users and assets exceeding one trillion yuan, designs and operates a comprehensive service‑governance framework—including metrics collection, bi‑weekly governance committee reviews, dynamic and static call‑chain analysis, and layered service architecture—to balance security, compliance, and rapid service delivery.

Backend ArchitectureMetricsfinancial technology
0 likes · 16 min read
Yu'ebao Service Governance Practices and Methodology
Big Data Technology & Architecture
Big Data Technology & Architecture
Oct 31, 2019 · Backend Development

Designing a High-Concurrency Flash Sale System Using Redis Caching and Lua Scripts

This article explains how to design a high‑concurrency flash‑sale (秒杀) system by leveraging browser and CDN caching, read‑write split Redis for traffic filtering, Lua scripts for atomic stock deduction, master‑slave Redis for fast inventory updates, and Redis‑based message queues for asynchronous order processing.

Backend ArchitectureLuaMessage Queue
0 likes · 8 min read
Designing a High-Concurrency Flash Sale System Using Redis Caching and Lua Scripts
21CTO
21CTO
Oct 16, 2019 · Backend Development

How Alibaba Built Its Scalable Business Middle Platform: Architecture & Lessons

This article outlines Alibaba's middle‑platform strategy, detailing the layered IT architecture, the evolution from IOE to distributed services and platformization, the practical methodology for building, governing, and evolving a business middle platform, and key takeaways for enterprises seeking large‑scale system governance.

AlibabaBackend ArchitectureDistributed Systems
0 likes · 6 min read
How Alibaba Built Its Scalable Business Middle Platform: Architecture & Lessons
ITPUB
ITPUB
Oct 12, 2019 · Backend Development

8 Essential Principles for Designing a Business Middle Platform

This article outlines eight core principles for designing a business middle platform, covering service loose coupling, dependency management, design guidelines, naming, granularity, statelessness, operation design, and constraint rules to ensure scalable, maintainable, and business‑aligned services.

Backend Architectureloose couplingmicroservices
0 likes · 11 min read
8 Essential Principles for Designing a Business Middle Platform
Fangduoduo Tech
Fangduoduo Tech
Oct 9, 2019 · Backend Development

How Duo-GraphQL Transforms BFF Architecture for Scalable Microservices

Facing tangled microservice calls and heavy front‑end data stitching, Fangdd’s engineering team evolved from monolithic PHP to a multi‑layered microservice architecture, introducing Duo‑GraphQL to unify data via GraphQL providers, a BFF layer, and optimized engine, dramatically improving development speed and performance.

BFFBackend ArchitectureGraphQL
0 likes · 19 min read
How Duo-GraphQL Transforms BFF Architecture for Scalable Microservices
Programmer DD
Programmer DD
Oct 2, 2019 · Backend Development

How to Build a Reliable, Secure, and Scalable IM Server from Scratch

This article walks through constructing a lightweight instant‑messaging backend, covering version 1.0.0 features, reliability guarantees, application‑level ACK handling, security encryption, database schema for users, relations and offline messages, and storage strategies to prevent duplicate delivery.

Backend ArchitectureInstant MessagingJava
0 likes · 12 min read
How to Build a Reliable, Secure, and Scalable IM Server from Scratch
MOMOLive Tech Team
MOMOLive Tech Team
Sep 24, 2019 · Backend Development

How Momo Live’s IM Architecture Scaled from V1 to V2

This article examines the challenges of high‑traffic live‑streaming instant messaging, presents the original V1 TCP‑based architecture, explains its performance bottlenecks, and details the redesigned V2 solution that adopts Netty, protobuf, compression, and RPC to dramatically reduce bandwidth and latency while supporting millions of concurrent users.

Backend ArchitectureInstant MessagingProtobuf
0 likes · 9 min read
How Momo Live’s IM Architecture Scaled from V1 to V2
Alibaba Cloud Developer
Alibaba Cloud Developer
Sep 24, 2019 · Big Data

Inside Alibaba’s 10‑Year Search Engine: Architecture, Data Flow, and Indexing

Alibaba’s 10‑year‑old search engine combines data source aggregation, incremental and real‑time indexing, and online services through platforms like Tisplus, Bahamut, Maat, Ha3, Build Service and Drogo, illustrating a comprehensive architecture that powers 1688’s search capabilities across multiple engines and deployment pipelines.

Backend ArchitectureBig DataDistributed Systems
0 likes · 10 min read
Inside Alibaba’s 10‑Year Search Engine: Architecture, Data Flow, and Indexing
ITFLY8 Architecture Home
ITFLY8 Architecture Home
Sep 23, 2019 · Backend Development

Mastering High-Concurrency Technical Architecture: Core Principles and Solutions

This article explains what technical architecture is, breaks down its three core components—business technical problems, technical solutions, and technical components—and then dives deep into high‑concurrency challenges, systematic thinking methods, and practical approaches such as resource scaling, stateless design, load balancing, caching, and I/O optimization.

Backend ArchitectureDistributed SystemsScalability
0 likes · 12 min read
Mastering High-Concurrency Technical Architecture: Core Principles and Solutions
Sohu Tech Products
Sohu Tech Products
Sep 11, 2019 · Backend Development

Design and Implementation of a High‑Concurrency Flash‑Sale System for Online Real‑Estate Opening

The article explains how to handle massive simultaneous user requests in a flash‑sale scenario by using rate limiting, caching, asynchronous processing, distributed locks, load balancing, and anti‑cheat mechanisms, illustrated with the Sohu Focus online opening system architecture.

Backend ArchitectureCachingDistributed Systems
0 likes · 12 min read
Design and Implementation of a High‑Concurrency Flash‑Sale System for Online Real‑Estate Opening
Youzan Coder
Youzan Coder
Sep 6, 2019 · Backend Development

Design and Implementation of a Stable Withdrawal (Outflow) System

The article describes a stable withdrawal system that integrates UnionPay and WangLian, emphasizing immutable serial numbers, strict exception handling, real‑time monitoring, multi‑stage compensation, a database‑driven routing engine handling up to 500 k transactions per hour, and an operations console for manual recovery, while outlining future optimizations.

Backend ArchitectureDatabase Designcompensation logic
0 likes · 11 min read
Design and Implementation of a Stable Withdrawal (Outflow) System