Leonid Fenko
Frontend Developer at Exactly.ai
Belgrade, Central Serbia
Summary
👤
Senior🎓
Top SchoolLeonid Fenko is a seasoned frontend developer with a decade of experience delivering React and TypeScript applications across client- and server-rendered contexts. He has led frontend work for projects from internal tools to consumer-facing apps with 100k+ daily visitors and is proficient with Next.js, React Router, TailwindCSS, GraphQL, and modern tooling like Vite and Webpack. An open-source contributor who authored the react-router-typesafe-routes library for React Router v7 and maintains a semi-active presence on Dev.to. At Exactly.ai he added Zod validation to backend responses, implemented a virtual masonry layout for images with arbitrary aspect ratios, and leveraged Server Components to optimize landing-page rendering. Based in Belgrade, Serbia, he holds a Bachelor's in Computer Software Engineering from MIREA and has experience collaborating in both on-site and distributed teams.
10 years of coding experience
5 years of employment as a software developer
Bachelor's degree, Computer Software Engineering, Bachelor's degree, Computer Software Engineering at MIREA (Russian Technological University)
Stackoverflow
223reputation
16kreached
1answer
1question
Github Skills (82)
richtext10
prosemirror10
wysiwyg10
routes10
apollo10
recycle10
validation10
param10
editorjs10
joi10
rich-text10
router10
tiptap10
pulse10
nested-routes10
Programming languages (4)
Github contributions (5)
fenok/react-router-typesafe-routes
Jun 2021 - Jan 2023
Enhanced type safety via validation for all route params in React Router v7.
Contributions:10 releases, 181 commits, 76 PRs in 1 year 7 months
reactvalidationvalidationsnested-routesroutes
c7s/react-boilerplate
Aug 2018 - Aug 2019
Opinionated 🖤 React-Typescript-Apollo Boilerplate
Contributions:619 commits, 82 pushes, 6 branches in 1 year
reactboilerplatejestgraphqlreact-typescript
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