Marcus Neri

I'm an Android developer with 3 years of experience in native development and over 5 years in the tech industry, previously working as a full-stack developer. Currently, I contribute to the Vissimo group, developing and maintaining the Grand Cru and Evino apps, one of the largest wine e-commerce platforms in Brazil, with over 1 million downloads and 230,000 active users. My focus is on delivering robust code and clean architecture to optimize performance and scalability. I stay up-to-date with the latest technologies and apply them to the projects I develop. My expertise includes: Languages: Kotlin, Java, PHP, JavaScript, TypeScript Architectures: MVVM, MVP, and Clean Architecture Modularization: For flexible and scalable architectures UI Development: Using Jetpack Compose and XML Asynchronous Programming: Coroutines and RxJava Dependency Injection: Hilt, Koin, Dagger Data Communication: RESTful APIs and GraphQL Unit Testing: JUnit, Mockito, Mockk Firebase: Remote Config, Crashlytics, Performance Monitoring, Cloud Messaging Android Jetpack Libraries: Room, LiveData, ViewBinding, Navigation Code Optimization and Security: Using obfuscation techniques and ProGuard Third-Party Integrations: Social authentication, image manipulation, and animations Version Control: Git (GitHub, GitLab) Agile Methodologies: Scrum With a solid background in web development and experience creating scalable solutions, I'm now passionate about Android development. I apply clean code and SOLID principles to deliver high-quality solutions.