Senior Android Developer

Description

Profile Summary We are looking for a Senior Android Developer with strong technical and analytical skills, serving as a reference within the team and directly contributing to architectural evolution, code quality, and the development of more junior professionals. We expect a collaborative profile with product vision, focus on performance, best practices, and continuous innovation within the Android ecosystem. **Years of experience:** 5 to 8+ years. **Requirements:** Hard Skills Languages and Architecture Proficiency in Java and advanced mastery of Kotlin Ability to perform complex refactorings In-depth knowledge of MVVM and its variations **Experience with:** Repositories Use Cases Clean Architecture SOLID **Knowledge of:** Dependency Injection Android Architecture Components Reactive programming (RxJava, LiveData, and Flow) Differentiators Knowledge of Jetpack Compose Experience with modularization Android SDK and Mobile Development Advanced mastery of the Android SDK Optimization of views and layout hierarchies Configuration and maintenance of ProGuard Development of scalable interfaces Application of Design Systems Knowledge of UI/UX best practices Development for different resolutions and devices, including Android TV Android Studio and Tools Advanced mastery of Android Studio **Usage of debugging tools:** Layout Inspector Network Inspector Memory Profiler **Knowledge of:** Gradle Bitrise Firebase Charles Proxy Monitoring and analytics tools APIs, Networking, and Persistence Experience with RESTful APIs and GraphQL **Knowledge of:** Queries Fragments Unions Data traffic monitoring JSON parsing **Data persistence using:** SQLite Room Caching and resilience strategies Version Control and CI/CD Advanced knowledge of Git **Experience with:** merge rebase rollback cherry-pick Code Review and Pull Request participation Building and maintaining CI/CD pipelines Automation of processes using Bitrise or similar tools Testing and Quality Mastery of TDD **Experience with:** unit tests instrumented tests automated UI tests navigation flow tests Continuous quality culture Ability to identify code smells and refactoring opportunities Differentiators Knowledge of BDD Experience with snapshot testing Security and Performance **Knowledge of:** JWT biometric/facial authentication encryption digital certificates Memory and energy consumption optimization Focus on performance for resource-constrained devices, such as Android TV Soft Skills Mentoring and Feedback Promoting a feedback culture Supporting the technical development of junior professionals Participating in onboarding and knowledge sharing Driving the team’s technical evolution Communication and Collaboration Assertive communication Active listening Ability to translate technical topics into non-technical language Close collaboration with QA, Product, UX, and Design teams Product and Business Vision Understanding of business context and user experience Identification of product improvement opportunities Ability to balance technical quality and delivery Ownership and Proactivity Strong sense of ownership Proactivity in continuously improving processes and architecture Active participation in technical decisions Differentiators Mastery of Jetpack Compose Participation in technical communities Authoring articles, documentation, or presentations Experience with accessibility Technical leadership in projects Knowledge of Charles Proxy and advanced network traffic analysis tools What your day-to-day will look like Participate in daily stand-ups, refinement sessions, and planning meetings Develop new Android features Fix bugs and evolve project architecture Collaborate closely with QA, Product, UX, and Design teams Perform Code Reviews Implement and maintain automated tests Create technical documentation Drive continuous improvement of performance and quality Participate in releases and monitor application metrics Continuously study new technologies and Android ecosystem best practices