Sávio Valentim
Desenvolvedor Android Sr. at Stefanini Brasil
São Paulo, Brazil
Summary
👤
Senior🎓
Top SchoolSávio Valentim is a senior Android developer with eight years of experience and over five years focused exclusively on large-scale mobile banking apps, including Santander PJ and Banco Next. He specializes in MVVM Clean architecture, modularization and sustaining high-risk modules like Conta Corrente, PIX and Crédito, translating complex banking rules into reliable, performant Android solutions. Comfortable with both Kotlin and legacy Java, he brings strong practical skills in Koin, Retrofit, Coroutines/StateFlow, RxJava, unit testing, CI/CD (Jenkins, GitHub Actions) and distribution via App Center and Firebase. His background in web backend development (PHP/Laravel) sharpens his API and integration design, enabling smoother mobile-backend collaboration. Known for improving performance and code organization in production-critical apps used by thousands daily, he also leverages AI tools like GitHub Copilot to boost productivity and code quality. Based in São Paulo, he is driven by architectural rigor, clean code and solving subtle, high-impact bugs in complex financial systems.
8 years of coding experience
5 years of employment as a software developer
Bacharelado, Tecnologia em Tecnologia da Informação/Sistemas da Informação, Bacharelado, Tecnologia em Tecnologia da Informação/Sistemas da Informação at Universidade Estadual do TocantinsTecnico em Informatica, Tecnologia da Informação, Tecnico em Informatica, Tecnologia da Informação at IFTO - INSTITUTO FEDERAL DE EDUCAÇÃO, CIÊNCIA E TECNOLOGIA DO TOCANTINS
English
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (6)
teste9
ios3
typescript3
android3
react-native3
mobile2
Programming languages (2)
Github contributions (5)
saviossmg/Quadro-de-Horarios---Android
Dec 2017 - Mar 2018
Contributions:4 commits, 1 push, 1 branch in 2 months
saviossmg/RageAttack
Apr 2018 - Apr 2018
Contributions:14 commits, 8 pushes, 1 branch in 1 day
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