Celso Júnior
Tech Lead - Arquiteto De Software at Vixteam Consultoria & Sistemas
Espírito Santo, Brazil
Summary
👤
Senior🎓
Top SchoolCelso Júnior is a tech lead and software architect with 9 years of hands-on experience delivering scalable .NET solutions and cross-platform systems using Java, Python, Power Platform and Microsoft 365. He combines technical ownership—designing microservice-ready architectures, DevOps practices and cloud deployments on Azure—with people leadership, mentoring teams and aligning delivery to business goals. At Vixteam he progressed from developer to tech lead, owning technical viability, estimations (DVI and function points) and end-to-end delivery across diverse stacks and databases. A certified Microsoft specialist (Azure, Power Platform, MCSD, MCSA and more), he also contributes to Brazilian open-source financial tooling (notably fixes and test coverage improvements to Boleto.Net), showing attention to compliance and quality. Based in Espírito Santo, Brazil, he is expanding strategic skills in project management and executive development while keeping a strong coder’s discipline in CI, testing and code review.
9 years of coding experience
3 years of employment as a software developer
Pós-graduação Lato Sensu - Especialização, Computer Software Engineering, Pós-graduação Lato Sensu - Especialização, Computer Software Engineering at Descomplica Faculdade DigitalPrograma de Desenvolvimento de Dirigentes - PDD / PAEX, Programa de Desenvolvimento de Dirigentes - PDD / PAEX at Fundação Dom CabralAnalysis and Systems Development, Analysis and Systems Development at UniSales - Centro Universitário Salesiano
English, Portuguese
Stackoverflow
162reputation
57kreached
29answers
2questions
Github Skills (15)
file-processing10
net10
unit-testing10
asp-net10
dotnet10
csharp10
dotnet-core10
test-automation9
webp6
windows-terminal6
swagger6
selenium6
adobe-illustrator6
excel6
asp-net-core6
Programming languages (8)
Github contributions (5)
BoletoNet/boletonet
Jul 2016 - Oct 2016
Boleto.Net is a library developed for use in Brazil, given it has been programmed with Brazilian retail legislation and business rules for bank registered billing integration.
Role in this project:
Back-end Developer & QA Engineer
Back-end Developer & QA EngineerContributions:12 commits, 10 PRs, 12 comments in 3 months
Contributions summary:Celso primarily focused on improving the Boleto.Net library, a tool for Brazilian retail banking integration. Their contributions involved fixing bugs and adding tests to the file generation logic for the Itau bank. They also refactored character replacement methods and addressed issues related to decimal formatting, ensuring the library's compliance with specific bank requirements. Finally, they extended the testing suite to cover more file encoding and line formatting scenarios.
business-rulesasp-net-mvclegislationbillingbrazilian
celsojr/celsojr
Jul 2020 - Oct 2024
Contributions:2 pushes, 1 branch in 4 years 4 months
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