Senior Android Engineer
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Job Description
Senior Android Engineer developing Kotlin Android features for global mobility platforms. Improving intercity travel and parcel-delivery products through architecture, testing, and performance tuning.
Responsibilities:
- Design, develop, and maintain Android application features
- Collaborate on feature design, architecture, and delivery
- Participate in Agile ceremonies and delivery planning
- Apply Clean Architecture, review pull requests, and implement secure data flows
- Monitor applications, investigate risks and production issues, and resolve performance bottlenecks
- Ensure quality through unit testing, UI testing, and code reviews
- Work on an international platform focused on intercity travel and parcel delivery across multiple markets
Requirements:
- 5+ years of commercial Android development experience
- Intermediate language proficiency
- Kotlin and modern Android APIs, including Retrofit/OkHttp, Coroutines/Flow, RxJava, Jetpack Compose, WorkManager, Google Maps, FCM, and DataStore
- Experience with Jetpack Compose design systems and component libraries
- Knowledge of REST APIs, third-party integrations, offline storage, concurrency, performance tuning, and network debugging
- Knowledge of Clean Architecture, MVVM/MVI, backend-service principles, and API design
- CI/CD experience with GitHub Actions, GitLab CI, and Gradle
- Experience with ktlint, Detekt, feature flags, and A/B testing
- Unit/UI testing, secure coding, Google Play policies, Git workflows, and the mobile delivery lifecycle
- Experience with AI-assisted development tools such as GitHub Copilot, ChatGPT, and Claude
- English proficiency required for the interview process
- Candidate based in the EU, Serbia, Georgia, Armenia, or Kazakhstan
- Nice to have: Dagger 2 in production multi-module codebases, Jira, Azure DevOps, and Figma
Benefits:
- B2B contract with Bonapolia
- Monthly invoicing and payment, usually within 30 days on the same schedule as the client
- Contract written under the candidate's country's law
- Bonapolia handles client-side paperwork, including MSA, NDA, and invoicing
- Remote work
- Opportunity to work with global product companies and IT consultancies across Europe and the US
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