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Dropbox

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Qunar Tech Salon
Qunar Tech Salon
Oct 22, 2019 · Backend Development

Our Journey to Type‑Checking 4 Million Lines of Python at Dropbox

This article recounts Dropbox’s multi‑year effort to adopt static type checking with mypy across millions of Python lines, detailing why type checking is essential for large projects, the performance challenges encountered, and the engineering solutions—including incremental checks, a daemon, and a custom compiler—that enabled successful migration.

DropboxPerformanceStatic Typing
0 likes · 18 min read
Our Journey to Type‑Checking 4 Million Lines of Python at Dropbox
Art of Distributed System Architecture Design
Art of Distributed System Architecture Design
May 8, 2015 · Operations

Scalable System Design Best Practices – Lessons from Dropbox Operations

Dropbox operations engineer Rajiv shares practical scalability design techniques, including load‑testing, app‑specific metrics, Bash analytics, log management, UTC usage, and the reliable technology stack that enables a service with 40 million users to run with a very small operations team.

Dropboxbashmetrics
0 likes · 8 min read
Scalable System Design Best Practices – Lessons from Dropbox Operations