Serhii Kostian
IOS Engineer at BetterMe
Kyiv, Ukraine
Summary
👤
Senior🎓
Top SchoolSerhii Kostian is an experienced iOS engineer with 11 years of professional experience, currently building native apps at BetterMe from Kyiv. He brings deep Objective-C and Swift expertise along with strong familiarity with Cocoa frameworks, Core Data patterns (MagicalRecord/AERecord), and a broad suite of mobile integrations from analytics and ads to payments and mapping (Firebase, Crashlytics, AdMob, Stripe, GoogleMaps/OpenStreetMap). His background spans startups and outsourcing teams where he shipped features involving streaming, image processing, AR, iBeacons, and real-time sockets, reflecting a pragmatic full-stack mobile approach. Educated in computer networks and systems, he also has working knowledge of C++, Java and lower-level tooling which informs his performance-minded engineering. Known for honesty, creativity and a focus on quality, he pairs hands-on coding with strong collaboration in cross-functional teams. Outside work he stays active with weightlifting, snowboarding and cycling, which he cites as sources of focus and resilience.
11 years of coding experience
5 years of employment as a software developer
№63Специалист, КСМ, Специалист, КСМ at ЗНТУ
Английский, Русский, Украинский
Github Skills (19)
objective-c10
ios10
xcode10
carthage10
swift10
macos10
cocoapods10
amplitude7
sdk4
leancloud4
tvos3
dropdown-menu3
analytics3
swift-package-manager3
storekit2
Programming languages (2)
Github contributions (5)
sjsoad/SKUtils_swift
Jul 2016 - Oct 2019
Contributions:1 PR, 388 pushes, 10 branches in 3 years 3 months
sjsoad/SKUtils
Apr 2018 - Jan 2019
Contributions:109 pushes, 3 branches in 9 months
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.