Mahmoud Jafarinejad
Senior Software Engineer at Klarna
Stockholm, Sweden
Summary
👤
Senior🎓
Top SchoolMahmoud Jafarinejad is a Senior Software Engineer based in Stockholm with six years of hands-on experience building mobile-first payment and consumer apps, currently contributing to Klarna’s payments platform. His background includes end-to-end Android development for major payment services at Sadad PSP—delivering secure in-app payment modules, mobile POS integrations, and multi-service consumer apps—demonstrating deep domain expertise in fintech mobile systems. He has a history of shipping product-focused apps from startups to enterprise clients, including CRM, ticketing, and lifestyle apps, and brings practical experience across the full Android lifecycle. With a Computer Software Engineering degree and graduate studies in IT, Mahmoud blends academic foundations with production-grade engineering and a knack for integrating hardware (Bluetooth POS) and offline-capable GIS solutions—skills that make him adept at solving real-world payments and connectivity challenges.
6 years of coding experience
4 years of employment as a software developer
Bachelor's degree, Computer Software Engineering, Bachelor's degree, Computer Software Engineering at Iran University of Science and TechnologyMaster's degree, Information Technology, Master's degree, Information Technology at Sharif University of Technology
English, Persian, Swedish
Github Skills (23)
klarna10
sdk10
in-app-purchase10
obsolete10
square10
react-native9
ios9
checkout9
storekit9
android-app9
android9
react9
kotlin8
receipt-validation8
flutter-plugin5
Programming languages (5)
Github contributions (5)
klarna/klarna-mobile-sdk
Jan 2020 - Jan 2023
Klarna Mobile SDK for iOS
Contributions:49 reviews, 42 commits, 46 PRs in 3 years
app-sdkin-app-purchaseios-androidklarnaandroid
klarna/klarna-mobile-sdk-android
Apr 2024 - Mar 2025
Klarna Mobile SDK for Android
Contributions:6 reviews, 6 PRs, 2 pushes in 11 months
androidklarnasdk
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