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September 29, 2026

Android Developer

Senior • On-site

Warsaw, Poland

Quick Facts

  • Role: Android Developer

Description

Join a team to design and build the Android client for a high-traffic communication app, improving and maintaining existing features while delivering new initiatives.

Responsibilities

  • Develop and maintain the Android client, enhancing and supporting existing features

  • Collaborate with developers to deliver new functionality, complete planned initiatives, and improve the overall application

  • Understand requirements, technology needs, and solution architecture quickly to deliver high-quality solutions

  • Partner with product managers and the design team to build solutions aligned with user experience and design guidelines

Requirements

  • 5+ years of commercial Android application development

  • Strong proficiency in Java, Kotlin, and/or Android development

  • Strong understanding of Collections and Java concurrency/multithreading

  • Experience with Coroutines and Flow

  • Experience with Android Jetpack components: WorkManager, Paging, ViewBinding, LiveData

  • Proficiency in Dagger 2, multi-module projects, and Gradle

  • Thorough understanding of mobile application design principles and UX

  • Experience with databases including SQL optimization and Room

  • Proficiency in unit tests and Git version control

  • Familiarity with GoF design patterns, architecture, and refactoring

  • Experience with MVP/MVI/MVVM architecture-based development

  • Intermediate spoken English

  • Experience leveraging AI tools to enhance productivity or decision-making is a strong advantage

Benefits

  • Influence hundreds of millions of users and contribute to a super-app journey

  • Work with an innovation- and teamwork-focused engineering culture dedicated to product quality

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