Android Developer

Quick Facts

• Role: Android Developer

• Project: Next-generation fitness training mobile platform integrating AI, wearable devices, and user medical data

Description

You will work on an Android application for a new-generation training platform powered by AI, wearable data, and medical user data. Responsibilities include diagnosing, debugging, and optimizing Android performance, and building high-quality components using React Native and Kotlin. You may also occasionally support iOS (Kotlin Multiplatform, Swift) and the web stack (TypeScript, React, Node.js).

Responsibilities

• Diagnose, debug, and optimize Android apps for smooth performance and high efficiency

• Support development of iOS versions occasionally (Kotlin Multiplatform, Swift)

• Design and implement Android app components using React Native and Kotlin

• Participate in code reviews and architecture discussions

• Coordinate with other specialists on complex features from design to deployment

• Use AI-native tools to speed up feature delivery and improve code quality

Requirements

• At least 3 years of experience in Android app development (5+ years preferred for Senior)

• Experience with AI-native tools and workflows for implementing features and debugging

• Strong knowledge of object-oriented design patterns and clean, scalable mobile architecture

• Practical Kotlin and React Native knowledge for native Android development

• Available to start ASAP or within at most a 2-week notice period

• Fluent Polish and English

Benefits

• AI recruiter (AIR): 24/7 virtual recruiter chat during the process

• Project-based collaboration with stage-based billing and acceptance protocols

• Administrative and billing support

• Industry events and tech meetups

• Referral bonus: PLN 5,000

• Flexible B2B cooperation model

• 100% remote work

• Fast, fully remote process