Android Software Engineer
Bjak · Remote · Spain ·
COMPENSATION
€•• – ••k
Listed on the employer's job board (Ashby)
- Android + Kotlin
- AI-native product
- Fully remote
- Small expert team
- 3+ years exp
You will own the Android client experience for Actai, ensuring AI interactions feel natural and performant on mobile devices. This is not a thin client role; you will build a production application where performance, reliability, and clarity are central to the product.
The team works on proactive applications that organize users' lives through minimal prompting. You will collaborate with backend and ML engineers to design UX patterns for streaming responses and handle non-deterministic AI behaviors.
What you'll do
- Build and maintain production Android apps using Kotlin
- Integrate AI features like chat, vision, and voice via APIs
- Design UX patterns for streaming responses and retries
- Optimize memory usage and responsiveness for AI flows
- Implement analytics and logging for AI evaluation
- Collaborate with backend and ML teams on API contracts
- Ensure app stability, security, and scalability
What you'll need
- 3+ years of Android development experience with Kotlin
- Experience integrating AI features such as LLMs or vision
- Strong understanding of Coroutines and Flow
- Familiarity with REST or gRPC APIs and structured data
- Strong debugging and performance profiling skills
- Comfort with latency, partial failure, and non-determinism
- Experience with MLKit or light on-device inference
- Published production apps on the Google Play Store
Stack
- Kotlin
- Java
- SQL
- noSQL
- TensorFlow Lite
How you'll work
- Remote work available
- Small, high talent density team
- Collective decision making
- Fast-paced environment
Hiring process
- Technical team evaluates applications
- 3 to 4 interviews maximum
- Virtual meetings or onsite options
- Prompt decision after final interview