Jianjin Fan
Senior Software Development Engineer at Amazon
Old Toronto, Ontario, Canada
Summary
👤
Senior🎓
Top SchoolJianjin Fan is a Senior Software Development Engineer with 12 years of experience building high-throughput, service-oriented systems for large consumer platforms and e-commerce. Currently at Amazon after a multi-year tenure scaling microservices, he previously led infrastructure and middleware efforts at Xiaomi—designing service architectures, real-time monitoring, rate-limiting middleware, and an order risk detection engine that applied CNNs and big-data pipelines. Comfortable across Java and Go ecosystems, web backends, distributed streaming, and CI/CD, he pairs applied-math rigor with practical engineering to optimize availability and performance. Known for driving adoption through frameworks, libraries, and developer tooling, he also holds a BSc in Applied Mathematics and a track record of blending systems design with data-driven defenses against traffic anomalies.
12 years of coding experience
12 years of employment as a software developer
Bachelor of Science (BSc) Applied Mathematics, Bachelor of Science (BSc) Applied Mathematics at University of Electronic Science and Technology of China
Chinese, English
Stackoverflow
718reputation
301kreached
26answers
0questions
Github Skills (74)
bash10
shell10
cli10
git-addons10
git-hooks10
changelog10
counter10
zsh10
docker10
cli-app10
php10
oh-my-zsh9
javascript9
graphite9
spice9
Programming languages (7)
Github contributions (5)
pfctgeorge/Message-System
Feb 2021 - Jun 2023
Message System
Contributions:10 reviews, 14 PRs, 39 pushes in 2 years 4 months
linuxaioimdbusmessage
XianqiZhang77/Message-System
Feb 2021 - Jul 2022
Message System
Contributions:8 reviews, 9 PRs, 5 pushes in 1 year 4 months
message
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