NEERAJ SINGH
Full-Stack Developer · Web3 · AI/LLM
Software Engineer with 4+ years building production-grade web, Web3, and AI/LLM applications, from modern frontend and backend systems to smart contracts, blockchain integrations, and AI-powered solutions.
Experience
Freelance Software Developer
Independent
Mar 2026 – Present
Remote
- Building full-stack, Web3, and AI/LLM applications end-to-end, including backend APIs and integrations.
Software Developer
Web3Citadel
Mar 2022 – Mar 2026
Remote
- Owned development across multiple production applications, including multi-tenant SaaS with auth, subscriptions, scheduling, dashboards, analytics, and Stripe/Razorpay payments.
- Designed and integrated smart contracts and Web3 applications across EVM chains and Solana — including trading, launchpads, NFTs, tokens, staking, swaps, and DeFi.
MERN Stack Intern
Neuro Education Research Institute
Sep 2021 – Nov 2021
Remote
- Built features for an online language-learning platform (MERN).
React.js Intern
Skynox Tech Pvt. Ltd.
Apr 2020 – Jun 2020
Remote
- Developed responsive web interfaces and app features with React.js.
Selected Projects
All-in-one Web3 platform for NFTs, tokens, swaps, staking, and token launches — NFT exploration, trading, asset swapping, staking pools, and a launchpad in one unified ecosystem.
AI travel assistant offering grounded answers across hotels, destinations, packages and experiences — query rewriting, streaming responses, multi-turn conversations.
Reflection Token
DeFiToken smart contract with swap and automated liquidity.