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JD Retail Technology
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JD Retail Technology

Official platform of JD Retail Technology, delivering insightful R&D news and a deep look into the lives and work of technologists.

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Latest from JD Retail Technology

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JD Retail Technology
JD Retail Technology
Nov 19, 2024 · Big Data

Building an Intelligent Data Governance System with Active Metadata: JD Retail Experience

This article details JD Retail's experience building an intelligent data governance system using proactive metadata, covering challenges in data management, the design of a comprehensive governance framework, lifecycle evaluation models, and automated data backfill solutions to improve efficiency, cost control, and operational safety.

Data Fabricactive metadatadata governance
0 likes · 20 min read
Building an Intelligent Data Governance System with Active Metadata: JD Retail Experience
JD Retail Technology
JD Retail Technology
Nov 14, 2024 · Artificial Intelligence

Improving Advertisement Image Generation with a Multimodal Reliable Feedback Network (ECCV 2024)

The paper introduces a Multimodal Reliable Feedback Network (RFNet) and a consistency‑condition regularization technique that together boost the usable rate of automatically generated advertisement images while preserving visual quality, supported by a new million‑image annotated dataset and extensive ECCV‑2024 experiments.

AIECCV2024Multimodal
0 likes · 8 min read
Improving Advertisement Image Generation with a Multimodal Reliable Feedback Network (ECCV 2024)
JD Retail Technology
JD Retail Technology
Nov 13, 2024 · R&D Management

Guidelines for New Project Managers: Initiation, Planning, Execution, and Monitoring

This article shares practical advice for novice project managers, covering the four process groups—initiation, planning, execution, and monitoring—through real‑world examples, stakeholder identification, risk handling, change control, and communication techniques to help them deliver value and grow their teams.

MonitoringPlanningProject Management
0 likes · 25 min read
Guidelines for New Project Managers: Initiation, Planning, Execution, and Monitoring
JD Retail Technology
JD Retail Technology
Nov 6, 2024 · Artificial Intelligence

Explainability Practices in JD Retail Recommendation System

This article describes the definition, architecture, and practical applications of explainability in JD's retail recommendation system, covering ranking, model, and traffic explainability, system challenges, data infrastructure, and specific techniques such as SHAP and Integrated Gradients for interpreting model decisions.

AITraffic analysisexplainability
0 likes · 17 min read
Explainability Practices in JD Retail Recommendation System
JD Retail Technology
JD Retail Technology
Nov 5, 2024 · Backend Development

Ensuring Inventory Consistency Under Concurrent Operations: Locking Pitfalls and Solutions

The article examines how frequent inventory adjustments in JD retail supply‑chain can suffer from concurrency issues, explains why traditional locking may fail, analyzes a real‑world case of lock misuse, and presents code‑level, database‑level, and architectural solutions to guarantee data consistency.

ConsistencyDatabaseconcurrency
0 likes · 7 min read
Ensuring Inventory Consistency Under Concurrent Operations: Locking Pitfalls and Solutions
JD Retail Technology
JD Retail Technology
Oct 31, 2024 · Big Data

JDQ Kafka Bandwidth Throttling Architecture and Optimization

This article presents an in‑depth analysis of Kafka's native throttling mechanisms, identifies their limitations in large‑scale e‑commerce scenarios, and introduces JDQ's multi‑dimensional, dynamic throttling architecture that ensures stable throughput and priority‑aware bandwidth management across broker failures and traffic spikes.

Distributed SystemsJDQKafka
0 likes · 17 min read
JDQ Kafka Bandwidth Throttling Architecture and Optimization
JD Retail Technology
JD Retail Technology
Oct 29, 2024 · Big Data

JD Unified Storage Practice: Cross‑Region and Tiered Storage on HDFS

This article details JD's large‑scale HDFS unified storage implementation, covering cross‑region storage challenges, topology design, asynchronous block replication, flow‑control mechanisms, tiered storage strategies, automatic hot‑cold data migration, and the resulting performance and cost improvements for big‑data workloads.

Big DataCross-Region StorageData Management
0 likes · 20 min read
JD Unified Storage Practice: Cross‑Region and Tiered Storage on HDFS
JD Retail Technology
JD Retail Technology
Oct 24, 2024 · Interview Experience

From Hello World to AI‑Powered Unit Tests: JD Retail Engineers Share Their Journeys

Eight JD Retail engineers recount their career paths, technical challenges, and personal philosophies, covering topics such as data‑flow tooling, large‑scale architecture refactoring, product‑centric design, AI‑driven unit‑test generation, and the enduring passion that drives their work in software development.

AI testingJD RetailSoftware Architecture
0 likes · 13 min read
From Hello World to AI‑Powered Unit Tests: JD Retail Engineers Share Their Journeys