Jianyu Feng
Software Engineer
Summary
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SeniorJianyu Feng is a Senior Software Engineer with 11 years of experience building scalable web platforms and developer-facing tools across companies like Squarespace, Amazon, and Hearst. He blends front-end expertise (React, Next.js, TypeScript) with backend and infrastructure work (Java, Node, Python, CDK, CI/CD) to ship end-to-end solutions for content, inventory, and people-management systems. Jianyu has driven platform migrations, performance and CWV improvements, and automated pipelines while mentoring teams and owning on-call reliability. Trained in applied mathematics and statistics, he brings a data-driven approach to system design and UX trade-offs, and often contributes pragmatic tooling that improves developer experience. Quietly motivated by craftsmanship and the broader impact of architecture on users’ lives, he pairs technical depth with a creative eye for product detail.
11 years of coding experience
Github Skills (1)
java8
Programming languages (4)
Github contributions (5)
grace0927/JavaPractice
Nov 2014 - Mar 2018
Contributions:671 commits, 101 PRs, 650 pushes in 3 years 4 months
javajava-practice
grace0927/JavaScriptPractice
Jan 2016 - May 2023
Contributions:9 PRs, 34 pushes, 10 branches in 7 years 5 months
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