Zulfikar .
Android Developer | Java/Kotlin, MVVM, Clean Architecture
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About
Android Developer with 4+ years of experience architecting offline-first, MVVM-based applications in Kotlin and Jetpack Compose for enterprise retail (POS) systems, delivering secure payment integrations, sub-2% defect rates, and measurable efficiency gains for 50+ enterprise clients.
Experience
Android Developer at Ginni System Limited (2023-03 – Present)
- Own end-to-end architecture for Android POS, inventory, and order management apps used by 50+ enterprise retail clients, improving operational efficiency by 30%.
- Engineer an offline-first Room-based sync architecture, cutting downtime incidents by 40% in low-connectivity retail environments.
- Integrate secure payment gateways (Mswipe, PineLabs, Razorpay) using JWT authentication and SSL pinning, achieving 100% secure transaction processing.
- Diagnose and resolve production issues across live deployments, partnering with backend, QA, and product teams in Agile/Scrum sprints to sustain a defect rate below 2%.
- Monitor app stability and crash trends with Firebase Crashlytics and Analytics to guide performance improvements.
Android Developer at Ginni System Limited / Eminence Innovation (2022-03 – 2023-03)
- Built 4+ Android applications (eCommerce, multivendor marketplace, tourism, taxation) using Clean Architecture and MVVM, reducing codebase complexity by 35%.
- Designed responsive UIs with Material Design, Custom Views, and Adaptive Layouts, contributing to a 4.2+ average rating across published Play Store apps.
- Sustained a 95%+ sprint delivery rate with minimal defects across Agile development cycles
Android Developer at Ginni System Limited / Eminence Innovation (2022-03 – 2023-03)
- Designed a B2B mobile platform connecting global buyers and sellers, streamlining product listing and search navigation.
- Optimized onboarding UI flows, reducing average user drop-off during registration by 20%.
Education
Bachelor of Computer Applications in Computer Applications – Indira Gandhi National Open University (IGNOU) (2023)
Senior Secondary (12th Grade) – Govt. Boys Sr. Sec. School (2018)
