Jean Barcellos
Tech Lead at Cresol Cooperativa
Santa Catarina, Brazil
Summary
👤
Senior🎓
Top SchoolJean Barcellos is a Tech Lead and software engineer with over a decade of experience building and evolving complex web platforms, from credit operations and auction systems to public-sector management tools. He blends hands-on delivery in Java, C#, PHP and modern JS frameworks with deep expertise in software architecture—DDD, Clean Architecture, CQRS/Event Sourcing—and a strong focus on test automation and maintainability. At Cresol he guides a squad, drives technical alignment across architecture, DevOps and security, and runs training and study groups to raise team capability. He has architected a reusable backend framework, led CI/CD and containerization efforts, and boosted test coverage dramatically in microservices-based systems. Academically distinguished with a laureate bachelor's degree and an MBA in Software Architecture, Jean pairs rigorous engineering practices with practical integrations (e.g., B3/CERC, electronic signing and billing) that show his knack for operationalizing complex domain workflows.
10 years of coding experience
12 years of employment as a software developer
Técnico em Contablicidade, Ciências Contabeis, Técnico em Contablicidade, Ciências Contabeis at Escola Técnica ItaquiensePós-graduação Lato Sensu - MBA, Arquitetura de Software e Soluções, Pós-graduação Lato Sensu - MBA, Arquitetura de Software e Soluções at XP EducaçãoSistemas de Informação, Tecnologia da Informação, Sistemas de Informação, Tecnologia da Informação at Universidade do Sul de Santa Catarina
Github Skills (2)
react4
javascript3
Programming languages (3)
Github contributions (5)
jeanbarcellos/project-101.frontend-reactjs
Aug 2021 - Feb 2025
Contributions:79 pushes, 5 branches, 1 tag in 3 years 6 months
jeanbarcellos/estudo.csharp.udarabibile.n-tier-architeture
Jan 2021 - Jan 2021
Contributions:27 commits, 5 pushes, 2 branches in 23 days
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