Senior Android Developer

Ajax Systems
is a full-cycle company working from idea generation and R&D to mass production and sales. We do everything: we produce physical devices (the system includes many different sensors and hubs), write firmware for them, develop the server part and release mobile applications. The whole team is in one office in Kyiv, all technical and product decisions are made locally.

We're looking for an Android Developer to join us and continue the evolution of a product that we love: someone who takes pride in their work to ensure that user experience and development quality are superb.
You will be able to develop the apps in the best hardware company of Ukraine with around 400m active users around the world.
Moreover, very soon you will have a chance to start several new products from scratch.

Required skills:

• 5+ years of experience in Android development
• A strong familiarity with Java and Kotlin
• Good understanding of the Android ecosystem
• Familiarity with Android SDK: basic concepts like layouts and views, activities and fragments and their lifecycle, storing data
• Practical experience with Kotlin Coroutines
• Proficiency in Jetpack Compose for modern UI development
• Experience with ORM frameworks and Android Jetpack Components
• Strong understanding of code versioning tools (Git) and experience with Gradle
• Strong understanding of the full mobile development life cycle, OOP principles, design patterns
• Passion for software engineering, learning and continuous improvement

Would be a plus:

• Gradle knowledge, custom plugin development, build optimization, CI/CD pipelines, and release management
• Writing unit tests
• Practical experience with video streams
• Experience with MVVM/MVI patterns
• Experience with github actions
• Experience with third-party libraries, APIs (Firebase) and custom frameworks

Tasks and responsibilities:

• Follow high standards of software quality established in the team
• Design, build, and maintain high performance, reusable, and reliable code
• Suggest technical and functional improvements to add value to the product
• Collaborate with cross-functional teams to define, design, and ship new application features

With us, you will enjoy:

• Working with a team of people to build the future of an industry
• Non-trivial challenges and the various specter of interesting tasks
• A flexible, friendly, and collaborative work environment
• Corporate culture based on common sense
• Opportunities to influence the creation of new products and their quality
• Parking for cars and bicycles
• Medical insuranceEducation compensation

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.