Senior Software Engineer (Node.js / Golang / Web3 / High-Performance Systems)

Core Expertise

Backend Engineering

  • Node.js (NestJS, ExpressJS)
  • Golang for high-performance services
  • REST APIs & microservices architecture
  • High-throughput trading systems
  • WebSocket & real-time systems
  • Financial and transaction processing

Full-Stack Development

  • React.js / Next.js
  • Vue.js / Nuxt.js
  • Modern SaaS web applications

Blockchain & Web3

  • Decentralized applications (dApps)
  • Decentralized exchanges (DEX)
  • Lending & borrowing protocols
  • EVM ecosystem development
  • Solana integrations
  • Web3 wallet integrations

System Architecture & Infrastructure

  • Software architecture design
  • Database design and optimization
  • High-scalability backend systems
  • Performance optimization

What I Can Help You Build

  • SaaS platforms
  • High-performance backend systems
  • Crypto exchanges & trading platforms
  • Web3 / blockchain applications
  • API platforms & integrations
  • Scalable microservices architecture
  • Real-time applications

Why Clients Work With Me

  • 9+ years professional engineering experience
  • Strong system architecture mindset
  • Experience with financial and high-load systems
  • Clean, maintainable, production-ready code
  • Ability to build and ship fast for startups
  • Reliable communication and long-term collaboration

If you're looking for an experienced engineer to design and build scalable software systems, feel free to reach out. I'm always open to discussing interesting projects and long-term collaborations.

Terms of work
15/h
2 hour delivery
USDT, USDT

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