Skip to content
BackNov 7
Maksim T.
Upwork badge

Maksim T.

Senior Mobile Developer | Flutter Expert

🚀 Senior Mobile Developer | Flutter Expert I help startups and businesses build scalable, production-ready applications — combining mobile development, backend systems, and AI-powered features. With 6000+ hours billed, 60+ successful projects, and 10+ years of experience, I deliver high-quality products that are reliable, scalable, and aligned with real business goals. ⸻ 💡 What I do: • 📱 Build high-performance mobile apps with Flutter • ⚙️ Develop robust backends (Node.js, APIs, real-time systems) • ☁️ Set up cloud infrastructure & DevOps (Cloudflare, CI/CD, performance optimization) • 🤖 Integrate AI into products (LLMs, automation, intelligent workflows) • 🔗 Deliver full-cycle development: from idea → architecture → production I specialize in building modern applications enhanced with AI — from smart assistants and content generation to automation tools and AI-driven features. ⸻ 🛠 Tech Stack: Mobile: Flutter (Dart), Bloc, Riverpod, GoRouter, Clean Architecture Backend: Node.js, Express, REST APIs, WebSockets AI & Automation: OpenAI, LLM integrations, prompt engineering, AI workflows Database: Supabase, Firebase, PostgreSQL, Drift DevOps & Cloud: Cloudflare, CI/CD, deployments, caching & performance optimization Integrations: Payments, push notifications, analytics, third-party APIs ⸻ 🏆 Why clients choose me: • 🚀 Top Rated on Upwork with proven track record • 💬 Clear, fast, and proactive communication • 🧠 Product thinking — not just coding • ⚡ Fast delivery without sacrificing quality • 🧪 Clean, maintainable code with test coverage • 📈 Performance-focused approach • 🔄 Reliable long-term collaboration • 💰 100% money-back guarantee if expectations aren’t met ⸻ If you’re looking for a developer who can build not just an app, but a complete AI-powered product — I’m ready to help. Let’s build something impactful

🇷🇸Belgrade, Serbia$20/hr100% JSS4.87 (60)Since Mar 2017

Earnings and projects

MRR
$560

Last 6 months ÷ 6

World#73,282 / 412k
🇷🇸Country#679 / 4,015
Revenue, last 30 days
$720

Last 6 months: $3.4k

World#52,963 / 412k
🇷🇸Country#501 / 4,015
Total earnings
$193k

Billed in all: $200k

World#16,255 / 412k
🇷🇸Country#216 / 4,015
Per project
$2.9k

$840 in the last 6 months

World#56,923 / 412k
🇷🇸Country#615 / 4,015
Projects, last 6 months
4
75% fixed25% hourly
World#51,813 / 412k
🇷🇸Country#426 / 4,015
Projects in all
66

Across 75 contracts

63% fixed37% hourly
World#45,727 / 412k
🇷🇸Country#714 / 4,015

Earnings, last 30 days

$200k+$720 earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$199.0k$199.5k$200.0k$200.5kOct 8Oct 23Nov 7

Skill rankings: Top 11% in Objective-C

Ranked by MRR among everyone on Upwork with the skill.

  1. #15NFC74 freelancers · 🇷🇸 #1Top 20%
  2. #147Objective-C1,282 freelancers · 🇷🇸 #4Top 11%
  3. #241Smartphone995 freelancers · 🇷🇸 #3Top 24%
  4. #378Dart2,324 freelancers · 🇷🇸 #3Top 16%
  5. #510Kotlin3,021 freelancers · 🇷🇸 #11Top 17%
  6. #590Swift3,634 freelancers · 🇷🇸 #5Top 16%
  7. #764Android4,975 freelancers · 🇷🇸 #10Top 15%
  8. #1,113Java8,313 freelancers · 🇷🇸 #21Top 13%