Bjakcareer
Android Software Engineer
Spain, Remote. Posted 6 days ago
The role
Build and maintain production Android applications using Kotlin. Develop user interfaces for real-time communication, streaming AI responses, voice interactions and background tasks.
What you will do
- Build and maintain production Android applications using Kotlin
- Develop user interfaces for real-time communication, streaming AI responses, voice interactions and background tasks
- Integrate backend APIs and handle asynchronous operations, network failures, retries and data synchronisation
- Optimise application performance, startup time, memory usage and responsiveness across Android devices
- Implement local storage, push notifications, analytics and error monitoring
- Work with backend, ML and design teams on API integration, feature development and release testing
- Debug production issues, improve application stability and manage releases to Google Play
Required qualifications
- 3+ years of Android development experience using Kotlin, with applications shipped to production
- Strong understanding of Android SDK, application lifecycle, Jetpack libraries, Coroutines and Flow
- Experience building Android interfaces using Jetpack Compose or Android Views
- Experience designing and operating production APIs and distributed services
- Able to manage application architecture, concurrency, background processing and local data storage
- Strong debugging skills, including diagnosing crashes, network failures and device-specific issues
- Experience diagnosing production issues and improving application performance, memory usage, battery consumption and stability
Nice to have
- Experience integrating LLM, speech, vision or other AI-powered APIs into mobile applications
- Experience building chat, messaging or real-time communication applications
- Experience with WebSockets, streaming APIs or offline-first application design
- Experience with on-device ML using ML Kit, TensorFlow Lite or similar frameworks
About the company
ACTAI aims to build proactive applications for anyone in the world with minimal to no prompting. Their first application is an agent-first mobile communication app.