Alexandre Antonelli Cardoso
Android Developer
Sorocaba,SP
Summary
Senior Android Engineer with 8+ years building high-impact mobile experiences for fintech and e-commerce. Skilled in Kotlin, Java, Jetpack architecture, MVVM, Clean Architecture, Kotlin Coroutines/Flow.
Overview
9
9
years of professional experience
Work History
Software Engineer
Luizalabs
São Paulo, Brazil
08.2024 - Current
- Implemented new section in Netshoes Android app, rebuilding features from scratch using Kotlin, MVVM with Clean Architecture, Kotlin Coroutines/Flow, and Android Jetpack libraries.
- Building and improving features throughout the Netshoes Android app, the biggest online sports store in Brazil, building new custom components, rewriting legacy code, and improving user experience.
- Implemented unit tests to ensure reliability and long-term maintainability.
- Skills: Kotlin, Java, MVVM, Clean Architecture, MVP, Kotlin Coroutines/Flow, Android Jetpack Libraries, Koin
Senior Software Engineer
BRQ - BTG Pactual
São Paulo, Brazil
03.2020 - 03.2024
- Developed an Android library for seamless integration of the Facetec face recognition service in all BTG Pactual's apps, which helped to cut costs by half and solved 90 percent of crashes.
- Enhanced app security with certificate pinning, data encryption via Android NDK, and RASP techniques using DexGuard, reducing vulnerabilities.
- Implemented user-friendly security features like two-step verification and fingerprint login, increasing user trust and engagement.
- Redesigned banking app layout, creating complex custom components that improved user experience and streamlined navigation.
- Skills: Kotlin, MVVM, Clean Architecture, RASP, Kotlin Coroutines, Koin, Retrofit, OkHttp3
Software Engineer
FACENS - LIGA
Sorocaba, São Paulo, Brazil
08.2017 - 03.2020
- Enhanced main mobile app for Android and iOS, streamlining access to attendance, schedules, and grades for thousands of students.
- Developed an Android tablet app for efficient attendance tracking at university events, which helped to reduce time spent on attendance tracking by 90 percent.
- Developed study app for students preparing for national evaluation ENADE, supporting academic excellence.
- Skills: Java, MVP, RxJava, Swift, Dagger, Git
Education
BSc - Computer Engineering
FACENS
Sorocaba, São Paulo, Brazil01-2019
Skills
- Kotlin
- Java
- Android Jetpack
- Clean Architecture
- MVVM
- MVP
- Retrofit
- RxJava
- OkHttp3
- Kotlin Coroutines
- LiveData
- Koin
- Dagger
- Unit Testing
- Git
- Firebase
- Custom Components
- KMP - Kotlin Multi Platform
Languages
English: Full professional proficiency
German: Elementary
Portuguese: Native
Timeline
Software Engineer
Luizalabs
08.2024 - Current
Senior Software Engineer
BRQ - BTG Pactual
03.2020 - 03.2024
Software Engineer
FACENS - LIGA
08.2017 - 03.2020
BSc - Computer Engineering
FACENS