Jean Barcellos
Tech Lead at Cresol Cooperativa
Santa Catarina, Brazil
Summary
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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 CatarinaProgramming 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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