Дмитрий Предвечный
Independent Mobile & Backend Engineer (Contract Freelance) at Open to contact
Ukraine
Summary
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SeniorДмитрий Предвечный is an independent mobile and backend engineer with nine years of experience building production-grade React Native apps and high-performance TypeScript backends using Bun and ElysiaJS. He leads cross-functional teams end-to-end, owning architecture, CI/CD, and developer experience while shipping features to App Store and Play Store. Coming from heavy industry and long tenure at ArcelorMittal, he brings systems thinking and rigorous process discipline to software design, often focusing on performance and mobile constraints. Dmitрий maintains production-used open-source React Native libraries and specializes in the New Architecture (TurboModules/JSI), pairing low-level integration skills with pragmatic product delivery. Comfortable across infrastructure, databases (Postgres/Prisma), and frontend state management, he thrives on solving system-level bottlenecks that directly impact user experience and cost. Based in Ukraine, he consults on contract projects where ownership, scalability, and measurable business outcomes matter.
9 years of coding experience
11 years of employment as a software developer
Spanish, Русский, English
Stackoverflow
378reputation
259kreached
10answers
2questions
Github Skills (67)
ui-components10
drag10
react-native-module10
memoized-selectors10
native-module10
react-native-web10
cli10
react-native-component10
android10
ios10
react-native10
image10
flatlist10
redux10
flowtype10
Programming languages (7)
Github contributions (5)
Preeternal/books
May 2019 - Nov 2020
Contributions:10 PRs, 53 pushes, 4 branches in 1 year 6 months
Preeternal/Banoka
Mar 2017 - Dec 2024
calculators
Contributions:97 PRs, 626 pushes, 99 branches in 7 years 10 months
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