lucasdelbel

Primarily worked as a backend developer using Node.js across 12 projects, delivering new APIs for NFT-based solutions integrated with blockchain environments, maintaining and extending functionality on legacy codebases, while also developing a fully reactive API using Spring Boot. Also worked on a few frontend web3 integration projects, managing wallet connections, on-chain requests and wallet-based authentication. Web3 tools: openzeppelin, viem, ethers.js, alchemy, quicknode, subgraph, thirdweb, wagmi, hardhat, and some foundry.

Responsible for the front end of an internal platform used to process financial data, collaborating with back end developers for API integrations and contributing to the planning process. Built using Next.js and AntDesign.

Trainee program with training in React.js, Java with SpringBoot, and databases (PostgreSQL).

Co-founder of a credit carbon company linked to a Brazilian certifier, responsible for the IT sector and leading a small team, while architecting the business model. Developed the whole system using Next.js and Node.js, AWS (ECS, Fargate, etc).

Built & managed multiple product codebases using JavaScript, React, and Ruby on Rails, managed databases in PostgreSQL and Sqlite3, and improved website design based on company-owned designs.