Kerem Erkan
IOS Software Developer at Self-employed
Ankara, Ankara, Türkiye Turkey
Summary
👤
Senior🎓
Top SchoolKerem Erkan is an iOS software developer with 12+ years of experience building high-usage mobile apps and maintaining the server and infrastructure that support them. As the creator of Qrafter—used by over 20 million people and favored in education for its iPad-first design—he combines deep Swift and Objective-C expertise with hands-on Linux/UNIX systems administration and network security know-how. His background administering large web, mail and DNS infrastructures informs secure, scalable mobile and streaming solutions, from clustering TCP services to poisoning-immune DNS setups. Kerem also builds machine-learning powered consumer tools (Junkman SMS filter, Begone call blocker) and enjoys blending real-time media, DRM and device-detection features into unique products. Trained as a physics engineer, he brings a systems-minded approach and curiosity for new technologies to every project.
12 years of coding experience
5 years of employment as a software developer
Bachelor of Science (BS), Physics Engineering, Bachelor of Science (BS), Physics Engineering at Hacettepe Üniversitesi
English, Turkish
Stackoverflow
1reputation
0reached
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Github Skills (47)
homebridge10
ipad10
coretext10
parsing10
phone-number10
html10
iphone10
protocol-buffers9
storekit9
serialization9
validation9
homekit9
libphonenumber9
protobuf9
swiftui9
Programming languages (8)
Github contributions (5)
keremerkan/ascelerate
Feb 2026 - Jun 2026
A command-line tool for building, archiving, and publishing apps to the App Store — from Xcode archive to App Review submission. Built with Swift on the App Store Connect API.
Contributions:5 releases, 37 pushes in 4 months
appstoreconnectcommand-line-toolswiftxcode
keremerkan/homebrew-tap
Feb 2026 - Jun 2026
Contributions:12 pushes, 1 branch in 4 months
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