Wellerson
Brazil
Summary
👤
SeniorWellerson is a Technical Lead and full-stack software engineer based in Rio de Janeiro with eight years of experience building scalable web and fintech systems. He primarily codes in JavaScript/TypeScript and has hands-on expertise across React/Relay/Next.js on the frontend, Node-based frameworks and GraphQL on the backend, and cloud deployments on GCP/AWS with Docker and CI/CD. He has led product-focused teams at Bankme and Addebitare, delivering billing, permissions, backoffice and CS automation features, and has deep experience integrating payments and Pix workflows. A regular GitHub contributor, he solved numerous algorithmic challenges in community repos like he4rtoberfest-2022, showing practical problem-solving beyond day-to-day product work. Colleagues know him as a pragmatic engineer who balances architecture, shipping velocity, and mentoring to grow engineering teams.
8 years of coding experience
Github Skills (6)
fest10
solve10
javascript10
solution10
nodejs9
algorithms8
Programming languages (11)
Github contributions (5)
he4rt/he4rtoberfest-2022
Oct 2022 - Oct 2022
Repo oficial do He4rtoberfest da He4rt Developers 2022
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:11 commits, 5 PRs, 6 comments in 1 day
Contributions summary:Wellerson contributed to multiple challenges within the He4rtoberfest 2022 repository. They implemented solutions for several coding challenges, demonstrating proficiency in JavaScript. Their work involved writing code to solve problems such as FizzBuzz, time conversion, age calculation, and simple product calculations, showcasing a practical application of programming skills.
he4rt
Wellers0n/4Fun-Fullstack
Apr 2019 - Apr 2020
Boilerplate fullstack using backend with graphql and frontend with relay
Contributions:29 PRs, 110 pushes, 8 branches in 11 months
backendfrontendfull-stackgraphql
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