Android Software Engineer

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. Their first application is an agent-first mobile communication app.