Muhammad S.Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.

✅ 4+ Years Experience in Blockchain & Web3 Development ✅ Top Rated with 5-Star Client Feedback I help startups, founders, and businesses turn their blockchain ideas into secure, scalable, and production-ready solutions. With hands-on experience in Ethereum, Solana, and Web3 ecosystems, I specialize in delivering real business outcomes—not just code. Core Skills & Strengths: Smart Contract Development: Solidity & Rust contracts for DeFi, NFTs, DAOs, and token launches (ERC-20, ERC-721, SPL). DApp Development: End-to-end decentralized apps with smooth user experience, wallet integrations, and scalable architecture. Token & NFT Launches: Custom tokens, marketplaces, presales, staking, and governance models. Smart Contract Auditing: Security reviews to identify vulnerabilities, optimize gas, and safeguard investor trust. Integration & Deployment: From testnet to mainnet with CI/CD pipelines and post-launch support. Highlights & Accomplishments: Built and deployed NFT marketplaces & staking platforms for international clients. Delivered secure token contracts that successfully launched with thousands of active users. Audited multiple contracts, helping clients avoid critical exploits and saving projects from financial risk. Supported cross-chain integrations and wallet onboarding for smooth Web2 → Web3 user transitions. Why Work With Me: ✔️ Proven track record (multiple 5-star blockchain projects on Upwork) ✔️ Strong communication & clear documentation ✔️ Focus on security, scalability, and on-time delivery If you’re looking for a blockchain partner who understands both the technical depth and the business impact of Web3 projects, let’s connect and discuss your idea.