Muhammad H.
Flutter & Android App Developer | Kotlin | Firebase | REST APIs | Dart
I build mobile apps that ship on time, scale under pressure, and that users actually enjoy. Whether you're a startup validating an MVP or an established business adding new features, I bring 4+ years of hands-on Android and Flutter experience to get it done right. What I specialize in: 🔹 Cross-Platform Apps — Flutter/Dart with clean BLoC, GetX, or MVVM architecture 🔹 Native Android — Kotlin & Java, optimized for performance and Play Store standards 🔹 Real-Time Features — Chat, Live Streaming, WebRTC, and Firebase Realtime Database 🔹 Backend Integration — REST APIs, Firebase (Auth, Firestore, FCM, and Analytics) 🔹 UI/UX Implementation — Smooth animations, responsive layouts, and pixel-perfect design 🔹 Code Quality — Clean Architecture, maintainable code, and thorough testing Why clients work with me long-term: ✔ Clear, proactive communication throughout every project ✔ Realistic timelines — I never overpromise ✔ I treat your app as if it were my own product I am currently building a $2,750 AI-powered fitness app on Upwork and am happy to share details. Ready to build something great? Send me a message and let's talk.
Earnings and projects
Last 6 months ÷ 6
Last 6 months: $2.5k
Billed in all: $4,860$4.9k
$1.2k in the last 6 months
Earnings, last 30 days
Skill rankings: Top 19% in Kotlin
Ranked by MRR among everyone on Upwork with the skill.
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- #445Dart2,324 freelancers · 🇵🇰 #124Top 19%🇵🇰#124 of 580
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- #1,187REST API5,062 freelancers · 🇵🇰 #300Top 23%🇵🇰#300 of 1,277
- #1,280Android App Development6,395 freelancers · 🇵🇰 #294Top 20%🇵🇰#294 of 1,438
- #1,311Firebase6,978 freelancers · 🇵🇰 #336Top 19%🇵🇰#336 of 1,734