Haydar Karkin
Senior IOS Developer at ioki
Greater Aschaffenburg Area Germany
Summary
👤
Senior🎓
Top SchoolHaydar Karkin is a Senior iOS Developer based in the Greater Aschaffenburg area with over a decade of experience delivering high-traffic, user-centric mobile apps and eight years in focused professional iOS roles. He has led mobile teams and shipped large-scale apps used by millions, contributing to architecture, performance profiling, and cross-team libraries at companies like Turkcell, Finansbank, Cisco (Webex Events), and now ioki. Haydar blends hands-on engineering—Core Data, Realm, Firebase real-time sync, Mixpanel analytics, XMPP familiarity, and WatchKit—with leadership skills in Agile, mentoring, and release automation. He’s known for improving code quality through rigorous testing, snapshot/unit tests, and creating reusable components and bootstrap tooling that accelerate team onboarding. Colleagues value his practical focus on memory profiling and observability, and his background in testing gives him an unusually strong eye for reliability in production mobile systems.
8 years of coding experience
10 years of employment as a software developer
Master’s Degree, Computer Engineering, Master’s Degree, Computer Engineering at Izmir Institute of TechnologyBachelor’s Degree, Computer Engineering, Bachelor’s Degree, Computer Engineering at İzmir Üniversitesi
English, Turkish, German
Github Skills (42)
git10
wakatime10
php10
counter10
version-control10
firebase-authentication9
gitignore9
probot9
binding9
datasource9
firebase-database9
firebase-messaging8
collectionview8
firebase8
authentication8
Programming languages (5)
Github contributions (5)
haydarKarkin/resume
Sep 2019 - Jul 2022
my resume
Contributions:19 reviews, 44 commits, 31 PRs in 2 years 11 months
vuetravis-civuejs
haydarKarkin/haydarKarkin
Jun 2020 - Jul 2026
Contributions:326 pushes, 1 branch in 6 years 2 months
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