Ivan Silchyn
Tallinn, Harju maakond, Estonia
Summary
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RockstarIvan Silchyn is a results-driven full-stack developer from Kyiv with 8 years of experience building scalable web applications using React, Next.js, Node.js/NestJS, GraphQL, PostgreSQL and AWS. He has a proven record of performance-focused engineering—cutting load times by up to 55%, API response times by 35%, and drastically improving stability—while architecting cloud solutions for 10k+ concurrent users. Ivan blends hands-on implementation with team leadership and mentorship, having led multiple development teams and trained over 500 junior developers through workshops and code reviews. He pairs product-minded thinking with DevOps and database optimization skills to shorten delivery cycles by as much as 40% and boost client retention. A detail-oriented problem solver, he often uncovers database/query-level bottlenecks that yield outsized user-facing improvements.
8 years of coding experience
Github Skills (14)
jsdom10
js10
typescript10
javascript10
spider10
dom10
toarray10
graphql-api3
graphql3
genai3
langchain2
llm2
anthropic2
openai2
Programming languages (6)
Github contributions (5)
silchin-i/browser_snake
Dec 2018 - Apr 2021
Contributions:13 pushes, 1 branch in 2 years 3 months
DataSQRL/acorn.js
Feb 2025 - Apr 2025
Turn GraphQL APIs into LLM Tools
Contributions:3 releases, 2 reviews, 19 pushes in 1 month
graphql-apillmgenaigraphqljavascript
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