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Oleksandr M.

Oleksandr M.

Senior Full Stack Developer | React, Node, Supabase, Firebase

Senior software engineer with 12+ years experience, Top Rated Plus on Upwork with 100% Job Success and a sharp focus on helping startups, SaaS teams, and growth-stage companies ship scalable MVPs and cloud-native platforms. I’m well-versed in modern full stack architectures — especially JavaScript, serverless platforms, and cloud-native backends — and able to deliver real results, fast. I build end-to-end solutions that drive value, not just features: • Modern full stack apps with React, Next.js, Vue, Node.js/TypeScript, Django/Python — responsive, maintainable, and performant front-ends + solid backends. • Serverless & BaaS architectures — Supabase, Firebase (Auth, Firestore/Realtime, Functions), and cloud workflows that reduce infrastructure overhead and accelerate time-to-market. • API design & microservices — REST & GraphQL, secure integrations, async processing, background jobs, scalable services. • Multi-backend fluency — extensive experience with Python, Ruby, Java, C#, PHP backends — ready to integrate, extend, migrate, or enhance legacy systems. • AI & automation integration — smart workflows, data automation, and flexible AI/ML extensions that make apps smarter, not just functional. • Startup-friendly delivery — MVP focus, clear documentation, rapid iterations, and long-term maintainability. I’m an ideal fit for startups and small teams who want a senior engineer they can trust to prototype, build, and scale their product. Rate: $80/hr — senior value with a startup mindset. 🚀 If you’re ready to build something scalable and future-proof — let’s connect. Let’s chat and make your vision real!

🇦🇹Vienna, Austria$80/hr100% JSS4.99 (26)Since Nov 2020

Earnings and projects

MRR
$0

Last 6 months ÷ 6

World#1,425 / 412k
🇦🇹Country#5 / 545
Revenue, last 30 days
$0
Total earnings
$676k

Billed in all: $695k

World#1,425 / 412k
🇦🇹Country#5 / 545
Per project
$22k

$0 in the last 6 months

Projects, last 6 months
1
0% fixed100% hourly
World#128,092 / 412k
🇦🇹Country#136 / 545
Projects in all
31

Across 32 contracts

38% fixed62% hourly
World#94,778 / 412k
🇦🇹Country#102 / 545

Earnings, last 30 days

$695kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$680k$690k$700k$710kOct 8Oct 23Nov 7

Skills