Web Developer | Backend Engineer | Blockchain Enthusiast | Aspiring Data Engineer 🚀
Passionate about building secure, scalable systems and transforming data into insights. Transitioning from full-stack and backend development into data engineering, with hands-on experience in blockchain, cloud (AWS learning in progress), and data pipelines. Aiming to pursue advanced studies in Data Engineering in Canada.
| Category | Technologies |
|---|---|
| Languages | JavaScript, Python, Solidity, PHP (background) |
| Frontend | React.js, Tailwind CSS |
| Backend | Node.js, Express.js |
| Blockchain | Ethereum, Web3.js, MetaMask, IPFS, Hardhat, OpenZeppelin |
| Data & Cloud | AWS (learning), SQL, Pandas (exploring) |
| Tools | Git, Docker (basics), Truffle |
🔐 VERIMASK – Blockchain-Based Product Verification System
A tamper-proof, decentralized platform for verifying document authenticity using Ethereum blockchain and IPFS.
Key Features:
- Upload documents & store cryptographic hashes on-chain
- Instant verification via SHA-256 hash comparison
- Decentralized storage with IPFS for privacy
- MetaMask integration for secure transactions
- Supports PDFs, images, and more
Tech Stack: React.js • Solidity • Node.js/Express • Web3.js • IPFS • Tailwind CSS • Hardhat
Building more data engineering projects soon – ETL pipelines, analytics dashboards, and AWS deployments!
- 💼 LinkedIn: udeh-mercylina-eyaofun
- ✉️ Email: [email protected]
- 🌐 GitHub: @UdehMercylina
Open to collaborations on blockchain, data pipelines, or backend projects. Let's build the future together! ✨

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