Course certificates

Courses and hackathons I’ve completed. I minted each one to my wallet on Solana devnet as a non-transferable NFT, mostly as an exercise with Metaplex Core; the issuer links are the real proof.

• School of Solana — Season 8Ackee Blockchain

  Production-grade Solana programs with Rust + Anchor. PDAs, CPIs, token programs, security patterns.

  issuernft 3Jnh…7vqv

• Solana Frontier — ColosseumColosseum

  Built Structa.finance: on-chain fundraising for Brazilian real estate, paid in USDC.

  issuernft CqNv…9e1y

• Stellar Build HackathonStellar Development Foundation

  Built KaleFi — collateralized lending on Stellar. Soroban contracts in Rust.

  issuernft Fpj1…qAdd

• NearX — Rust & WebAssemblyNearX Academy

  Hands-on Rust fundamentals for blockchain tooling and WebAssembly targets. Applied to Soroban and Solana.

  issuernft 5Hxw…FrdK

• NearX — Solidity 101NearX Academy

  Solidity and EVM development. Security patterns, OpenZeppelin standards, Foundry tooling.

  issuernft 3n16…Vn2h

• DeFiversoDeFiverso

  DeFi protocol mechanics, whitepaper analysis, governance forums, on-chain data interpretation.

  issuernft CUsh…kSQ5

• BSc Computer EngineeringUFRPE

  Bachelor's in Computer Engineering at Universidade Federal Rural de Pernambuco — systems, algorithms, computer architecture, applied math.

  in progress