Senior Blockchain Developer, 12+ years experience (9+ years Web3) | $50+/hour
Core Expertise: • Full-stack DeFi/Web3 development (contracts → frontend → backend): Solana, Ethereum, BTC, Tron, Ton • Web2: ticket systems, chats, CRMs • DEX integrations (Uniswap, Sushi, Jupiter, Raydium) • Multi-chain wallet infrastructure (MetaMask/XDEFI level) • Telegram bots & miniapps (40K+ users) • Cross-chain bridges (integrations with deBridge, LayerZero, Wormhole, 1inch, subsquid/thegraph/custom indexers)
Tech Stack: Frontend: React/Vue, Next.js, TypeScript, Wagmi, Ethers Backend: Node.js, Rust, PHP (Laravel), C# (.NET) Blockchain: Solana, Ethereum, Cosmos, TON DB: PostgreSQL, MongoDB, Redis, ClickHouse
Developed Projects: https://t.me/ShogunSwapBot, haqq.network, gun.fun, ankrscan.io, xdefi.io, app.santiment.net
Available for: Full-time/Part-time, Project-based, Technical advisory, Long-term partnerships
📧 rinatficht@gmail.com | 💬 https://t.me/rfihtengolts | https://www.linkedin.com/in/rfihtengolts/