Hussain H.
Senior Flutter Developer | iOS & Android Apps | Firebase
Senior Flutter developer and Mobile Team Lead based in Karachi, Pakistan. In 6+ years I've shipped 50+ iOS and Android apps, used by 200,000+ people, for startups, agencies and enterprises. What I can do for you: • Build your Flutter app from idea or Figma to the App Store and Google Play • Firebase backends, REST APIs, payments, push notifications and third-party SDKs • AI features with Claude, OpenAI and ML Kit • Fix, speed up or take over an existing Flutter codebase • CI/CD with Codemagic, plus App Store and Play Store submission Background: • Mobile Team Lead at Tournated, a sports tournament platform: Flutter architecture, code reviews and mentoring • Built fintech apps for the State Bank of Pakistan, the country's central bank • Two years building ecommerce apps from scratch at Chikoo · Brandverse • BS Computer Science, and a Master's in Data Science in progress at NED University How I work: clean architecture with BLoC or Riverpod, weekly demos, clear written updates and honest estimates. I also write Flutter articles on Medium and mentor newer developers. Tell me what you're building and I'll tell you how I'd approach it.
Earnings and projects
Last 6 months ÷ 6
Last 6 months: $11k
Billed in all: $41,103$41k
$5.5k in the last 6 months
Earnings, last 30 days
Skill rankings: Top 5% in App Store Optimization
Ranked by MRR among everyone on Upwork with the skill.
- #19App Store Optimization388 freelancers · 🇵🇰 #3Top 5%🇵🇰#3 of 89
- #32Flutter Stack470 freelancers · 🇵🇰 #7Top 7%🇵🇰#7 of 149
- #44LLM API Integration359 freelancers · 🇵🇰 #13Top 12%🇵🇰#13 of 117
- #139Claude Code818 freelancers · 🇵🇰 #30Top 17%🇵🇰#30 of 167
- #147Dart2,324 freelancers · 🇵🇰 #34Top 6%🇵🇰#34 of 580
- #293Google Cloud Platform2,939 freelancers · 🇵🇰 #40Top 10%🇵🇰#40 of 417
- #521Android App Development6,395 freelancers · 🇵🇰 #112Top 8%🇵🇰#112 of 1,438
- #528Firebase6,978 freelancers · 🇵🇰 #119Top 8%🇵🇰#119 of 1,734