João Holanda
Desenvolvedor Para Android at PicPay
Gama, Federal District, Brazil
Summary
👤
Senior🎓
Top SchoolJoão Holanda is a seasoned Android developer with 10 years of experience building native mobile apps using Java, Kotlin and Flutter, currently coding at PicPay and studying Mathematics at the University of Brasília. He combines strong engineering fundamentals—Clean Architecture, SOLID principles, MVVM/MVP patterns and test-driven practices—with hands-on expertise in Jetpack components, Room, Firebase, dependency injection (Hilt/Koin) and reactive/concurrency tools like RxJava and Coroutines. Comfortable in agile environments and Gitflow workflows, João has delivered production apps across startups and consultancies and brings practical UI skills (CustomViews, Material Design) that improve user experience. Uncommonly for a developer, he also serves in the Polícia Militar do Distrito Federal, reflecting discipline and a capacity to balance high-responsibility roles while returning to academic fundamentals and exploring new languages and tools.
11 years of coding experience
2 years of employment as a software developer
Law, Law at Uniceplac
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (7)
lit-element10
typescript10
javascript10
web-components10
ckeditor3
tinymce2
editor1
Programming languages (2)
Github contributions (5)
lexml/lexml-eta
Feb 2021 - Nov 2022
O Editor de Textos Articulados é um web component especializado em edição de dispositivos de normas e proposições.
Contributions:5 releases, 680 commits, 402 pushes in 1 year 9 months
web-componentsjavascripttypescriptwebcomponentslit-element
jholanda/ckeditor-track-changes
Oct 2017 - Feb 2022
Contributions:3 pushes in 4 years 4 months
track-changestinymceckeditorpluginice
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