Nelson De Vasconcelos Leal
Android Engineer - Staff Developer at unico IDtech
Pernambuco, Brazil
Summary
👤
Senior🎓
Top SchoolNelson De Vasconcelos Leal is a seasoned Android engineer and staff developer with over two decades in software and 12 years focused on Android, currently building a Liveness SDK for mobile identity at unico IDtech. He combines deep platform-level expertise (Java ME to modern Kotlin and Jetpack Compose) with a track record of shipping production apps across banking, airlines, kids, sports and real estate while specifying architectures and modularization for scalable Android projects. A recognized community leader—Latin America’s first Google Developer Expert in Android—he’s also an author and longtime educator who has taught mobile development at undergraduate and graduate levels and spoken widely at regional and international events. Comfortable with cross-platform approaches like Flutter and advanced patterns (Coroutines/Flows, MVVM, Hilt), he brings both practical craftsmanship and a knack for translating academic rigor from his CESAR School master’s into production-grade mobile systems.
12 years of coding experience
21 years of employment as a software developer
Graduate Internet and Computer Networks, Graduate Internet and Computer Networks at Universidade Salgado de OliveiraTechnical Software Development, Technical Software Development at UnibratecMaster Software Engineering Mobile Development, Master Software Engineering Mobile Development at CESAR School
Spanish, English, Portuguese
Stackoverflow
21,424reputation
1.4mreached
191answers
8questions
kotlin-coroutines
top-5%
asynchronous
top-5%
android-jetpack-compose
top-1%
android
top-1%
android-jetpack
top-1%
kotlin
top-1%
Github Skills (59)
kotlin10
sqlite10
jetpack10
google-places10
mvvm10
databinding10
android-jetpack-compose10
constraint-layout10
android10
firebase-storage10
android-application10
jetpack-compose10
coroutines10
viewmodel10
android-jetpack10
Programming languages (3)
Github contributions (5)
nglauber/mvp-sample
Mar 2017 - May 2017
Demonstrates how to implement MVP (Model View Presenter) pattern using Kotlin, RXJava, Retrofit, Dagger and DataBinding
Contributions:22 commits, 2 PRs, 17 pushes in 1 month
databindingkotlinmodel-viewretrofitrxjava
nglauber/playground
Jan 2016 - Sep 2019
Generic repository to share small samples.
Contributions:31 commits, 26 pushes, 2 branches in 3 years 8 months
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