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Armando8a-dev/README.md

👋 Hi, I'm Armando

Full Stack Web3 Developer | Solidity & Smart Contracts | Fintech Engineering → DeFi

👨‍💻 About me

  • 🏦 6+ years as a Full Stack Developer in fintech/banking (Banregio), building transactional systems where reliability isn't optional.
  • ⛓️ Now building on Solidity + Foundry — 11+ smart contract projects covering DEX swaps, staking, crowdfunding, and NFT credentials.
  • 🔐 Security-first approach: CEI patterns, reentrancy guards, and fuzz testing on every contract.
  • 🖥️ Full stack Web3: Next.js, wagmi, viem, RainbowKit on the frontend, deployed on Ethereum Sepolia.
  • 🎓 Currently at Blockchain Accelerator, sharpening the path from fintech engineering into DeFi.
  • 🌎 Based in Monterrey, Mexico — open to remote roles, international and LATAM.

🔗 Web3 Projects

My 4 pinned repos below (BestSwap, YieldGarden, GoalFund, ProofPass) cover DEX interaction, staking, crowdfunding, and NFT credentials — all built with Solidity + Foundry, tested with fuzzing. 👉 More projects on my GitHub

🛠️ Tech Stack

Blockchain / Web3

Solidity Foundry Ethereum OpenZeppelin

Frontend

Next.js React TypeScript JavaScript HTML5 CSS3

Backend & Tools

Node.js Java Spring Python

Data Analysis (fintech background)

SQL PostgreSQL Pandas Jupyter Notebook Tableau Excel

📈 GitHub Stats

Top Languages

🌍 Connect with me

LinkedIn Portfolio Email

Pinned Loading

  1. best-swap best-swap Public

    Uniswap V2 swap wrapper with protocol fee and BPS slippage protection — Solidity + Foundry

    TypeScript

  2. goal-fund goal-fund Public

    Trustless crowdfunding on Ethereum — creator withdraws if goal is met, donors get auto-refund if not

    TypeScript

  3. proof-pass proof-pass Public

    Soulbound credential NFTs issued by a trusted authority — Solidity + Foundry

    TypeScript

  4. yield-garden yield-garden Public

    Stake SEED tokens and earn ETH rewards per second — Solidity + Foundry

    TypeScript