Jun Zhou

Staff Software Engineer

Expertise

Specializing in large-scale distributed systems, RPC frameworks, and developer infrastructure and experience (DevX). Improved Meta’s Python RPC stack with 10×-faster builds and 40%+ fleet-wide CPU and latency wins. Pioneered continuous release for Facebook’s Ads Infra.

Experience

LinkedIn / Staff Software Engineer

· Systems Infrastructure

Meta (Facebook) / Software Engineer

· Instagram

Tech Lead · Instagram Web Efficiency

Led design and fleet-wide rollout of a Thrift RPC optimization layer, reducing IG-to-Facebook cross-service CPU usage and tail latency by 40%+ across the production fleet.

· Core System

Tech Lead · Thrift

Co-architected thrift-python, Meta’s Python RPC binding now powering 80%+ of all internal Python RPC traffic, with a 10× build-time improvement.

· Ads Infra

Tech Lead · Ads Dev Infra

Designed and launched the Ads Canary System, a distributed A/B testing and continuous release platform that became the staged-rollout backbone for 20+ critical Ads Delivery Infra services — the stack behind Meta’s primary revenue stream.

Education

Peking University / Master of Science, Computer Science

Peking University / Bachelor of Science, Artificial Intelligence