Layon Fonseca
Android Developer at F1RST Digital Services
São Paulo, Brazil
Summary
👤
Senior🎓
Top SchoolLayon Fonseca is a seasoned Android Developer based in São Paulo, Brazil, with a decade of software experience and a strong focus on mobile platforms. Over the past 7+ years he has built and maintained complex native Android apps using Kotlin and Java, employing MVVM and clean architecture across industries from e-commerce to automotive infotainment. His work at Eldorado includes hands-on development of apps such as WEMOB, Fastshop, and VW Play, leveraging Jetpack Compose, Retrofit, Room, NFC, Push, and Android Auto/WearOS, with a track record in performance, security, and testing. He brings additional depth from embedded Android/Open Source work at Venturus and Samsung Kids projects at SiDi, including AOSP-related debugging and Android framework integrations. He holds a Master’s in Computer Science (VR/HCI) from UFSCar and has pursued Google’s Android Kotlin training, reflecting a blend of research-backed understanding and practical, production-ready engineering. Based in São Paulo, he combines hands-on coding with a curiosity for VR/HCI and emerging Android platforms.
10 years of coding experience
10 years of employment as a software developer
Master's degree in Computer Science, Virtual Reality - VR, Master's degree in Computer Science, Virtual Reality - VR at UFSCar - Federal University of São CarlosDeveloping Android Apps with Kotlin by Google, Computer sciences, Developing Android Apps with Kotlin by Google, Computer sciences at UdacityElectronics Technician, Theory of components, Basic Electricity., Electronics Technician, Theory of components, Basic Electricity. at Educational Institution Máris CélisInformation Systems, Systems Development, Information Systems, Systems Development at UEMG - State University of Minas Gerais
Portuguese, English
Stackoverflow
1reputation
0reached
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Github Skills (6)
que7
coroutines1
kotlin-library1
kotlin-multiplatform1
kotlin-coroutines1
kotlin1
Programming languages (1)
Github contributions (5)
layonmartins/Unity3d2020andCardboard_XRSettings
Aug 2020 - Aug 2020
Contributions:15 commits, 1 branch in 9 days
layonmartins/layonmartins.github.io
Dec 2015 - Jul 2023
Contributions:31 pushes, 1 branch in 7 years 8 months
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