João Vitor Martins
Full Stack Developer
Fortaleza, Ceará, Brazil
Summary
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SeniorJoão Martins is a software engineer from Ceará, Brazil with a decade of hands-on experience building full-stack and frontend applications, primarily in JavaScript ecosystems. He has shipped end-to-end products across healthtech, insurance, logistics, and security domains—owning architecture and implementations from prototypes to production. Proficient with Ionic, Angular, React, React Native, Node and NestJS, he pairs UI/UX polish with backend integrations and ETL work that unifies disparate carrier APIs and datasets. As a former lead engineer and teacher for Brazil’s programming olympiad, he brings both technical leadership and a deep interest in algorithms and competitive programming to problem solving. He’s experienced in rapid prototyping teams and has run workshops to upskill QA with automated testing. Colleagues rely on him for pragmatic system design that balances developer productivity with product needs.
10 years of coding experienceProgramming languages (3)
Github contributions (5)
wJoaO/algorithms
Sep 2017 - Oct 2019
Contributions:24 commits, 1 PR, 17 pushes in 2 years 1 month
wJoaO/nanocode
Aug 2021 - Dec 2021
Contributions:8 pushes, 1 branch in 3 months
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