Mobile Application Developer

Stack

Responsibilities

• ▹Build and ship Android features using Kotlin
• ▹Create clean mobile flows for insurance, payments, claims, renewals and financial services
• ▹Work with product and design to simplify complex user journeys
• ▹Integrate backend APIs and ensure mobile flows are stable, secure and reliable
• ▹Improve app performance, crash rate, loading states, responsiveness and memory usage
• ▹Use analytics, user behaviour and production issues to improve the product
• ▹Build AI-assisted mobile experiences only where they genuinely improve the user journey

Requirements

• ▹3+ years of Android development experience using Kotlin
• ▹Strong Android fundamentals and experience shipping production apps
• ▹Good knowledge of Jetpack, Coroutines, Flow and modern Android architecture
• ▹Strong sense of mobile UX, usability, edge cases and user flows
• ▹Experience integrating REST APIs and debugging production issues
• ▹Fast execution, high ownership and strong attention to product quality
• ▹Tech stack: Kotlin, Jetpack Compose, Android SDK, Coroutines & Flow, SQL/NoSQL, TensorFlow Lite (on-device inference)
• ▹Remote role, but candidates must be based in Portugal

Nice to have

• ▹App links, GitHub, screenshots or examples of shipped work

About the company

BJAK started in 2019 as the first mobile-first insurance platform and is today the leading insurance platform in Southeast Asia, expanding into savings, investing, FX and travel with teams of 20+ nationalities worldwide.