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Ishara N.
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Ishara N.

Senior Flutter Developer | iOS & Android | AI, Offline & Secure Apps

Senior Flutter developer with 8+ years in software and 6+ years shipping production Flutter/Dart apps for iOS and Android. I've delivered 50+ apps used by 100K+ people — from autonomous farm-robot control apps to fintech payment platforms and AI-powered accessibility tools. WHAT I BUILD • Cross-platform Flutter apps from MVP to production release on the App Store and Google Play • Offline-first apps with local storage and background sync for low-connectivity field use • AI features: OpenAI/LLM integration, Google ML Kit, camera-based scanning and recognition • Secure authentication: OAuth 2.0, OpenID Connect, JWT, SSO (Microsoft Entra ID), biometrics, secure storage, TLS and certificate pinning • Real-time features: WebSocket, Firebase, chat, live GPS tracking, Bluetooth Low Energy hardware • Payments and subscriptions for fintech and e-commerce apps RECENT RESULTS • Duklas (Denmark) — Led the architecture redesign of the FarmDroid app used to operate autonomous robots by 1,000+ farmers in 12 countries (99.9% uptime). 50% faster feature delivery, 45% smaller app, release time cut from 4 hours to 15 minutes with CI/CD. • BlindLook (startup) — Rebuilt a native accessibility app in Flutter for visually impaired users with GPT and ML Kit scene description (92% recognition accuracy). App Store rating went from 3.2 to 4.8. • Convivial Software — Led 12 fintech and e-commerce apps processing $500K+ in monthly transactions. Built a real-time chat handling 1M+ messages a day and met PCI DSS requirements with zero security incidents. • Epic Lanka — Built mobile banking features for 50,000+ customers and raised onboarding completion from 65% to 89%. HOW I WORK • Clean Architecture, Bloc/Riverpod, go_router, freezed and code generation • Unit, widget and integration tests (Patrol); CI/CD with GitHub Actions, Fastlane and Codemagic • AI-assisted engineering with Claude Code, Cursor and Copilot for faster delivery — every line is reviewed and owned by me • Clear communication, regular progress updates and Agile sprints; overlap with EU and US time zones Good fit if you need: a new Flutter app or MVP, a rescue/audit of an existing app, bug fixes and performance work, App Store / Play Store releases, or AI and secure-login features added to your app. Send me a message with your project details — I'm happy to review your requirements and suggest the fastest path to launch.

🇱🇰Colombo, Sri Lanka$30/hr100% JSS4.86 (4)Since Oct 2017

Earnings and projects

MRR
$162

Last 6 months ÷ 6

World#120,953 / 412k
🇱🇰Country#412 / 1,581
Revenue, last 30 days
$0

Last 6 months: $970

Total earnings
$14k

Billed in all: $14k

World#168,865 / 412k
🇱🇰Country#572 / 1,581
Per project
$666

$485 in the last 6 months

World#157,106 / 412k
🇱🇰Country#380 / 1,581
Projects, last 6 months
2
50% fixed50% hourly
World#88,918 / 412k
🇱🇰Country#409 / 1,581
Projects in all
21

Across 22 contracts

91% fixed9% hourly
World#128,797 / 412k
🇱🇰Country#700 / 1,581

Earnings, last 30 days

$14kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$13.8k$14.0k$14.2k$14.4kOct 8Oct 23Nov 7

Skill rankings: Top 22% in Fastlane

Ranked by MRR among everyone on Upwork with the skill.

  1. #15Fastlane67 freelancers · 🇱🇰 #1Top 22%
  2. #101Clean Architecture385 freelancers · 🇱🇰 #1Top 26%
  3. #112OAuth381 freelancers · 🇱🇰 #3Top 29%
  4. #139LLM API Integration359 freelancers · 🇱🇰 #2Top 39%
  5. #194User Authentication698 freelancers · 🇱🇰 #2Top 28%
  6. #310In-App Purchases1,101 freelancers · 🇱🇰 #1Top 28%
  7. #331Bug Fix1,157 freelancers · 🇱🇰 #3Top 29%
  8. #585Mobile App Testing1,834 freelancers · 🇱🇰 #3Top 32%