Ivan Tymoshenko
Software Developer at Platformatic
Ukraine
Summary
🤩
Rockstar🎓
Top SchoolIvan Tymoshenko is a software developer from Ukraine with 8 years of experience specializing in high-performance Node.js back-end systems and web frameworks. He has contributed to widely used open-source projects such as Fastify and fast-json-stringify, focusing on error handling, router optimizations, and performance-sensitive serialization improvements. At Platformatic he has worked on configuration, database tooling, and TypeScript plugin support, demonstrating a knack for making developer-facing tooling more robust and maintainable. His contributions to core routing logic and path extraction in projects like find-my-way show attention to correctness under load, not just feature work. Comfortable both in production systems and benchmark-driven performance engineering, he blends practical shipping experience with low-level optimizations.
8 years of coding experience
5 years of employment as a software developer
Igor Sikorsky Kyiv Polytechnic Institute
Русский, Украинский, Английский
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (34)
database-migrations10
fastify10
url-routing10
json10
javascript10
benchmark10
performance-monitor10
database-connection10
configuration-management10
databases10
typescript10
server-configuration10
benchmarking10
performance-analysis10
performance-optimization10
Programming languages (10)
Github contributions (5)
platformatic/platformatic
Sep 2022 - Jan 2023
Platformatic Open Source monorepo!
Role in this project:
Back-end Developer
Back-end DeveloperContributions:2 releases, 404 reviews, 77 commits in 4 months
Contributions summary:Ivan focused on enhancing the Platformatic configuration management and database features. They added support for JSON5 formatting in the config, converted paths to relative paths for database configuration, and added warnings for missing database entities during type generation. Furthermore, they added support for typescript plugins and regenerated types after migrations in runtime. These changes suggest the user contributed to the core functionality and maintainability of the Platformatic framework.
monorepofastifynodejsrestgraphql
fastify/fast-json-stringify
May 2022 - Nov 2022
2x faster than JSON.stringify()
Role in this project:Back-end Developer & Performance Engineer
Back-end Developer & Performance EngineerContributions:166 reviews, 70 commits, 79 PRs in 5 months
Contributions summary:Ivan primarily focused on optimizing the performance of the `fast-json-stringify` library. Their contributions involved refactoring code, adding benchmarks to test performance, and improving the integer serialization process. They also addressed issues related to date and time formats, ensuring correct handling and validation within the library. These changes indicate a focus on both improving the code's efficiency and expanding the library's feature set.
stringifyspeedfasterjson-stringifyfaster-than
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