devleed

• BullionFX — built live 24/7 arbitrage bot consuming real-time gold prices from FIX API, auto-executing buy/sell on DEX to align on-chain prices with institutional market prices. Ran in production with real funds. • Kolnet — published npm package wrapping multiple social media APIs behind a unified interface for use across the launchpad project. • Exarta — led a team of 4 building a metaverse platform; JS grid-based 3D property viewer where each cell was an on-chain NFT, plus auth, NFT minting contracts, and in-game economy backend. • Numio Wallet — hardened React Native zkSync wallet security with SSL certificate pinning, code obfuscation, and biometric authentication.