Zubascu I.
Senior Flutter Developer | Cross-Platform iOS & Android | Mobile
🚀 Senior Flutter Developer | 13+ projects delivered | 100% Job Success Score. I help businesses ship high-performance Flutter apps — on time, on budget, and built to scale I’m a Senior Flutter Developer with 5+ years of experience delivering high-quality mobile apps. I specialize in both front-end and back-end Flutter development, ensuring seamless performance, great UI/UX, and maintainable code. My areas of expertise include: ✅ Flutter Development – State management expertise with Bloc, Redux, Provider, Mobx, RxDart, GetIt ✅ Backend & Cloud Services – Firebase (Firestore, Functions, Authentication, Messaging) & Google Cloud Platform (GCP) with TypeScript ✅ Scalable Architecture – Clean Architecture, Unit & Integration Testing, JWT Authentication. ✅ Performance Optimization – Reducing app crashes, improving speed, and enhancing UI/UX. I take pride in delivering clean, maintainable code and working closely with clients to turn their vision into a successful, high-performing app. 💬 Let’s discuss how I can help build your app!
Earnings and projects
Last 6 months ÷ 6
Last 6 months: $1.3k
Billed in all: $110,514$111k
$253 in the last 6 months
Across 20 contracts
Earnings, last 30 days
Skill rankings: Top 22% in Android
Ranked by MRR among everyone on Upwork with the skill.
- #125Flutter Stack470 freelancers · 🇷🇴 #1Top 27%🇷🇴#1 of 3
- #222Push Notifications851 freelancers · 🇷🇴 #1Top 26%🇷🇴#1 of 6
- #271FlutterFlow834 freelancers · 🇷🇴 #1Top 32%🇷🇴#1 of 1
- #286In-App Purchases1,101 freelancers · 🇷🇴 #2Top 26%🇷🇴#2 of 5
- #394Hybrid App Development1,431 freelancers · 🇷🇴 #3Top 28%🇷🇴#3 of 3
- #569Dart2,324 freelancers · 🇷🇴 #4Top 24%🇷🇴#4 of 14
- #577AI Mobile App Development1,401 freelancers · 🇷🇴 #2Top 41%🇷🇴#2 of 2
- #689Google Cloud Platform2,939 freelancers · 🇷🇴 #3Top 23%🇷🇴#3 of 19