am a junior full-stack web developer specialized in building modern, responsive web applications using Next.js, TypeScript, Prisma, and PostgreSQL.

A results-driven Fullstack Developer with expertise across the entire technology spectrum, from conventional web stacks (JavaScript/TypeScript, React, Node.js, Python) to emerging blockchain technologies (Solidity, Hardhat). I specialize in architecting and developing end-to-end solutions, whether for monolithic systems, microservices, or decentralized platforms. My goal is to create efficient, user-friendly applications that solve complex problems, regardless of the underlying architecture.

Creative person who loves solving challenging problems to simplify the world.

High-energy Web3 Developer with experience in smart contracts, full-stack dApps, and blockchain integrations across Ethereum, Solana, and TON. Skilled in Web3, Web2, and AI integration. Enjoys talking about crypto.

I’m Mohamed Dhia Ben Fraj, a passionate engineer with 6+ years of experience in software development, including 4+ years in blockchain engineering. I specialize in building secure, scalable Web3 infrastructures, DeFi protocols, and smart contracts using Solidity, Go, and Rust. I’ve contributed to projects across EVM-compatible chains, developed smart contracts for NFT platforms, and architected full-stack decentralized applications. With strong backend experience in Node.js, NestJS, and PostgreSQL, I’m equally comfortable managing CI/CD pipelines and infrastructure automation using Docker, Kubernetes, Terraform, and GitHub Actions. Driven by innovation and real-world impact, I bring a hands-on, solution-focused mindset to every team I join.

Experience: Software Development Engineer @ Vitwit Technologies Built a prediction market smart contract and a resolution system using Rust and CosmWasm Developed ArkaPlayground – a GitHub-style AI platform using Next.js, Redux, TypeScript Created IBC-based smart contracts for cross-chain liquidity pools on Osmosis Built data management systems using PostgreSQL & InfluxDB for AI agents Integrated real-time web search into an AI agent framework Internship @ Vitwit Technologies Worked on a decentralized OTC platform, including both smart contracts and frontend in React Conducted research on prediction markets like Polymarket and Augur Projects: IBC Liquidity Pool Contract (CosmWasm, IBC, Osmosis) ArkaPlayground – a full-stack AI notebook platform Prediction Market Contract with cross-contract resolution logic Decentralized OTC Trading Platform with bidding and escrow Technical Skills: Languages: JavaScript, TypeScript, Rust, Java, C, Solidity, SQL Frameworks/Tools: React.js, Node.js, Next.js, Express.js, Redux, Tailwind CSS, AWS, CosmWasm, GitHub, Terraform Databases: PostgreSQL, InfluxDB Achievements: 1st Place in BIG BYTE2 Coding Contest Solved 500+ coding problems Tech community leader at CODECLUB Delivered lectures on DSA to juniors

Senior Blockchain & Web3 Full Stack Engineer with 7+ years developing Blockchain & DeFi related projects. Expertise in all phases of blockchain & web3 development lifecycle focusing on high-quality, scalable and efficient solutions with full attention to detail and innovative mindset.

I am a versatile and logical Software Engineer with expertise in mobile app development, ERP solutions, and blockchain technology. As a Crypto & Tech enthusiast, I specialize in creating innovative solutions, from developing smart contracts and NFTs to crafting custom crypto tokens.With a passion for cutting-edge technology and problem-solving, I thrive at the intersection of software development and blockchain innovation, delivering impactful solutions that bridge the gap between technology and real-world needs.Let’s create something extraordinary together!