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Vikas Singh
@ervikaas
Senior Backend and Web3 Engineer NestJS, AI Agents
India
Inglés, Hindi
Sobre mí
Senior backend engineer with 6+ years of experience building scalable APIs, AI agents, and blockchain solutions. I work mainly with Node.js, NestJS, and TypeScript, and have delivered production systems for enterprise clients in Web3, DeFi, and tokenization.
What I build:
• REST/gRPC/WebSocket APIs (NestJS, Express)
• AI agents and RAG pipelines (LangGraph, OpenAI)
• Smart contract and EVM/Hedera integrations
• Cloud and DevOps (Docker, AWS, CI/CD)
Clean code, clear communication, on-time delivery. Message me your project details and I'll reply with a plan and timeline.
Habilidades
Vikas Singh
desconectado •
Revisa mis servicios
Sitios web personalizados
I will build a scalable nestjs backend and rest API
Experiencia laboral
Software Engineer - Blockchain
Appinventiv • Tiempo completo
Dec 2021 - Sep 2025 • 3 yrs 9 mos
Developed asset tokenization projects, built 3+ DAOs, and integrated DeFi protocols into applications. Built a modular indexer service that processes transactions across multiple EVM-compatible chains, now a core component in several company projects. Integrated The Graph for real-time blockchain data indexing, reducing query response time by 40%. Implemented multi-signature wallets (Gnosis Safe) for institutional-grade asset security. Delivered tokenization solutions enabling fractional ownership of digital and real assets.
Analyst Programmer
EbizON • Tiempo completo
Oct 2020 - Dec 2021 • 1 yr 2 mos
Built 3+ production-grade web applications with a React frontend and Express.js backend. Developed RESTful APIs and optimized backend performance to reduce latency. Implemented CI/CD pipelines and Git-based workflows that sped up feature releases by 25%. Worked with product and design teams to deliver scalable, user-friendly solutions for enterprise clients.
