Sr Android (product 20M users)

We are looking for a Senior Android Developer who is confident working with Kotlin and Java, understands Clean Architecture, and has hands-on experience with MVVM, RxJava or Coroutines, and Room/SQLite.

This is an opportunity to join a product-driven team building communication and spam protection apps used by millions of users worldwide. 

The core product has over 20 million users in 200+ countries, with hundreds of millions of phone number scans and spam detections each year. 

Work format: 2 days remote, 3 days in the office in Kyiv (Podil district).

Responsibilities

• Participate in Android app development: fix bugs, add new features, and improve UX/UI.
• Refactor existing code to enhance stability, performance, and scalability.
• Collaborate with the product team to deliver new features and product ideas.
• Improve development processes and implement Android engineering best practices.

• Support app releases, testing, and improvements based on user feedback.

   

Requirements

• Strong knowledge of the Android platform
• Solid experience with Kotlin and Java
• Understanding of and practical experience with Clean Architecture
• Proficiency in RxJava or Coroutines, MVVM, and Dagger
• Working experience with SQLite and Room
• Familiarity with REST APIs, JSON, and XML
• Solid understanding of OOP principles
• A reliable team player with a strong sense of ownership
• English: Intermediate or higher (ability to work in an international team)

Nice to Have

• Experience with Git submodules and modular project structure
• Familiarity with library projects and reusable components
• End-to-end experience with the mobile development lifecycle
• Background in developing Caller ID, address book, or dialer applications

What We Offer

• Medical insurance
• 5 paid sick days + flexible schedule
• 20 paid vacation days
• Team-building events
• Happy hours, snacks, and drinks
• Ability to reschedule working days when needed