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Hi 👋, I'm Wallace!

✨ Full-Stack & Blockchain Developer ✨

Contact me

Frontend skills

★ Web and Desktop applications

→ Languages: HTML, CSS, Javascript
→ Frameworks: Bootstrap, JQuery, Vue.js, Electron.js

html5 logo css3 logo javascript logo vuejs logo jquery logo bootstrap logo electron logo

Backend skills

★ API development and integration
★ Data collection, extraction and transformation
★ Automation bots and scripts
★ Database design and management

→ Languages: Java, Javascript, Python
→ Frameworks: Node.js, Spring Boot
→ Databases: MySQL, PostgreSQL, MongoDB
→ Servers: Tomcat, Express.js
→ Environments: AWS, Linux

java logo javascript logo python logo nodejs logo spring logo mysql logo postgresql logo mongodb logo tomcat logo express logo amazonwebservices logo linux logo

Web3/Blockchain skills

★ Implementation and deployment of Solidity smart contracts
★ Integration of Web3 wallets into existing pages
★ Token development (ERC-20, ERC-721 and others)
★ NFT minting, marketplace, lending and renting
★ DeFi protocols
★ Blockchain indexers for efficient data retrieval and custom APIs

→ Languages: Solidity, Cairo
→ Libraries: web3.js, ethers.js, starknet.js
→ Frameworks: Ganache, Remix, Truffle, HardHat
→ Chains: Ethereum, RSK, BSC, zkSync, StarkNet

solidity logo    Cairo    starknet logo    zkSync logo    web3.js    HardHat    Truffle

Wallace Ferreira's Projects

cairo-contracts icon cairo-contracts

OpenZeppelin Contracts written in Cairo for StarkNet, a decentralized ZK Rollup

divbox-dapp icon divbox-dapp

Frontend built with Bootstrap and JQuery for the DivBox dApp

node-multispinner icon node-multispinner

Multiple, simultaneous, individually controllable spinners for concurrent tasks in Node.js CLI programs

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