Muhammad U.

Senior full-stack engineer with 8 years of shipping production software: Web3 apps on NEAR mainnet, 18 months embedded in Microsoft's Power BI accessibility team via Akvelon, platform engineering at PLYAZ, and healthcare and mobility products. I work solo, send clear written updates, and overlap your time zone for meetings. Recent proof - At PLYAZ, a Web3 fan engagement platform where I own the platform foundation as an open-source contributor: moved 15+ repos into one Turborepo monorepo of 22 packages, replaced 20+ separate CI setups with shared GitHub Actions workflows, and led the auth migration to stateless sessions with 2FA and social login - Built a provider-agnostic KYC platform: Stripe Identity across 33 countries plus Paystack BVN for Nigeria, with signed webhooks, duplicate-safe processing and an audit trail - Designed a multi-chain token launcher (Arbitrum, Ethereum, Polygon, Base, Solana) covering deployment, treasury and bridge integration - Shipped Web3 apps to NEAR mainnet at Antisocial Labs: an NFT marketplace, an on-chain school with wallet-paid tuition and on-chain certificates, and the OmniDAO NFT Suite, plus 4 React Native apps - Fixed screen reader, keyboard and contrast issues in Power BI to WCAG 2.1, working inside Microsoft's review and release process - Built real-time IoT patient charts and Stripe billing for a healthcare platform (Curiato), and ride booking, dispatch routing and Twilio auto-replies for a mobility platform (SHARE Mobility) What I can help with - Full-stack products and MVPs: Next.js, React, React Native, NestJS, Node.js, TypeScript, PostgreSQL, Supabase, Stripe - Web3: dApps and wallet integrations (wagmi, ethers.js, WalletConnect, near-api-js), Hardhat, multi-chain architecture. Arbitrum Developer Certified - AI and LLM integration: Claude API workflows, reusable AI agent skills for engineering teams, Playwright MCP automation. I also write a weekly dev.to series on adopting LLMs in engineering teams - Platform and DevOps: monorepos, CI/CD, Docker, Vercel, safe database migrations, auth, security hardening, logging and testing How I work Small milestones you can review, a short Loom walkthrough with each delivery, and a call within 24 hours to scope your project. GitHub: usmangq12