Watcharin Kriengwatana
Software Development Engineer at Amazon
Seattle, Washington, United States
Summary
🤩
Rockstar🎓
Top SchoolWatcharin Kriengwatana is a software development engineer with 8 years of back-end and full-stack experience, currently at Amazon and based in Seattle. He has driven large-scale migrations and performance improvements—most notably moving 400M+ documents into Elasticsearch to cut search latency by 75% and migrating 100M+ chat messages to enable threading while reducing infrastructure cost. Comfortable across DevOps, microservices, event-driven architectures, and graph-backed APIs, he has designed event buses and customizable newsfeed ranking systems used by multiple services. With a BE from Chulalongkorn and an MS in Computational and Applied Mathematics from University of Washington, he blends strong engineering fundamentals with applied analytics. He also has a track record building IoT platforms and developer-facing tooling, and often surfaces system-level bottlenecks through careful API and usage analysis.
8 years of coding experience
5 years of employment as a software developer
Master of Science - MS Computational and Applied Mathematics, Master of Science - MS Computational and Applied Mathematics at University of WashingtonBachelor of Engineering - BE Information and Communication Engineering, Bachelor of Engineering - BE Information and Communication Engineering at Chulalongkorn University
Github Skills (48)
nonlinear10
sparse10
dynamical-systems10
nonlinear-dynamics10
structural-engineering10
system-identification10
machine-learning9
typescript9
parallel-computing9
nodejs9
server-side9
nest9
microservices8
scalable8
js-framework8
Programming languages (6)
Github contributions (5)
thinc-org/open-reg-backend
Oct 2019 - Jan 2020
Contributions:53 PRs, 30 pushes, 1 branch in 3 months
hilbert-hostel/backend
Feb 2020 - Apr 2020
Contributions:224 commits, 25 PRs, 117 pushes in 2 months
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