Sergei Petrachkov
Principal Software Engineer (iOS) at Smart Longevity Solutions
Amsterdam, North Holland, Netherlands
Summary
👤
Senior🎓
Top SchoolSergei Petrachkov is a Principal iOS Engineer based in Amsterdam with 10+ years building high-quality mobile apps, SDKs and macOS utilities using Swift, Objective-C and modern Apple frameworks like SwiftUI and Texture. He combines hands-on feature delivery with platform-level work—modularisation, Swift Concurrency, CI/CD automation and large-scale test suites—shaping engineering vision at banks and consumer startups alike. A founder and maintainer of consumer apps (JuiceFit, LChat) and an active conference speaker and workshop leader, he pairs product intuition from fitness, travel and fintech domains with a decade of pragmatic tooling experience (fastlane, GitHub Actions, Bamboo, SPM). Notably, he moved teams toward micro-app modular architectures and delivered significant RAM/CPU optimizations and reliable sync for offline-first apps.
10 years of coding experience
9 years of employment as a software developer
Master's degree, Information Technology, Master's degree, Information Technology at Siberian State Industrial UniversityBachelor's degree, Устный и письменный перевод, Bachelor's degree, Устный и письменный перевод at Сибирский Государственный Индустриальный Университет
Русский, English
Stackoverflow
173reputation
11kreached
9answers
6questions
Github Skills (130)
rest-api10
uikit10
rendering10
voiceover10
pinterest10
rest10
disk-cache10
asynchronous10
preload10
ios10
textview10
asyncdisplaykit10
texture10
cocoapods10
firebase-authentication9
Programming languages (9)
Github contributions (5)
SergeyPetrachkov/SiberianSwift
Oct 2017 - Jan 2021
Swift extensions from Siberia with love! Includes devices types detector.
Contributions:99 commits, 2 PRs, 58 pushes in 3 years 3 months
swift-extensions
SergeyPetrachkov/SergeyPetrachkov
Aug 2020 - Feb 2026
Contributions:41 pushes, 2 branches in 5 years 6 months
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