Manjit S.
Senior Android Developer | Kotlin | Jetpack Compose | Firebase | AI/ML
I build high-quality mobile apps that are fast, scalable, secure, and user-friendly. With 10+ years of mobile app development experience, I help startups, businesses, and individuals build new apps, improve existing applications, and solve complex technical problems. 🚀 What I Can Help You With 1. Android Development — Kotlin & Java 2. Flutter & React Native — Cross-platform applications 3. Firebase — Authentication, Firestore, FCM, Storage, Analytics & Crashlytics 4. REST APIs & Third-Party API Integration 5. GPS & Location-Based Applications 6. Real-Time Chat & Notifications 7. Audio/Video Calling — Twilio, Agora and similar solutions 8. Payment Gateways, Subscriptions & In-App Billing 9. AI Features & AI API/Tool Integration 10. MVVM, Clean Architecture & Modern App Architecture 11. Performance Optimization & Bug Fixing 12. App Maintenance & Feature Development 13. Play Store Deployment & Release Support 💡 My Approach I focus on clean, maintainable, scalable code and building applications that are reliable and production-ready. Before starting a project, I can also create a small demo / Proof of Concept (PoC) for the required feature, so you can see and verify the functionality before moving forward with the complete development. Whether you are: → Building a new mobile app → Adding features to an existing app → Integrating Firebase or APIs → Fixing bugs or performance issues → Adding AI-powered functionality I can help you take it from idea → development → testing → production. Let's discuss your project and build something reliable together.
Earnings and projects
Last 6 months ÷ 6
Last 6 months: $417
Billed in all: $1,210$1.2k
$139 in the last 6 months
Earnings, last 30 days
Skill rankings: Top 23% in Java
Ranked by MRR among everyone on Upwork with the skill.
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