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Zubascu I.
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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!

🇷🇴Cluj-Napoca, Romania$40/hr100% JSS5.00 (12)Since Nov 2020

Earnings and projects

MRR
$211

Last 6 months ÷ 6

World#111,516 / 412k
🇷🇴Country#486 / 2,286
Revenue, last 30 days
$300

Last 6 months: $1.3k

World#74,252 / 412k
🇷🇴Country#323 / 2,286
Total earnings
$107k

Billed in all: $111k

World#36,083 / 412k
🇷🇴Country#277 / 2,286
Per project
$6k

$253 in the last 6 months

World#28,987 / 412k
🇷🇴Country#177 / 2,286
Projects, last 6 months
5
80% fixed20% hourly
World#41,746 / 412k
🇷🇴Country#163 / 2,286
Projects in all
18

Across 20 contracts

40% fixed60% hourly
World#143,608 / 412k
🇷🇴Country#957 / 2,286

Earnings, last 30 days

$111k+$300 earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$110.2k$110.4k$110.6kOct 8Oct 23Nov 7

Skill rankings: Top 22% in Android

Ranked by MRR among everyone on Upwork with the skill.

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  2. #222Push Notifications851 freelancers · 🇷🇴 #1Top 26%
  3. #271FlutterFlow834 freelancers · 🇷🇴 #1Top 32%
  4. #286In-App Purchases1,101 freelancers · 🇷🇴 #2Top 26%
  5. #394Hybrid App Development1,431 freelancers · 🇷🇴 #3Top 28%
  6. #569Dart2,324 freelancers · 🇷🇴 #4Top 24%
  7. #577AI Mobile App Development1,401 freelancers · 🇷🇴 #2Top 41%
  8. #689Google Cloud Platform2,939 freelancers · 🇷🇴 #3Top 23%