Android Developer

October 24, 2026

Remote

Junior

Warsaw, Poland

Keep in mind

Original vacancy is in Polish
You will likely need Polish for the job. The employer can confirm

Also worth knowing

B2B contract

Description

Android Developer role at a Polish IT outsourcing company that modernizes systems for public institutions and commercial clients and runs R&D projects, including work for Samsung. The developer joins a client project team to maintain two existing Android applications, deliver new features and keep performance and UX at a high level. Work is fully remote under a B2B contract with pay of up to 80 PLN per hour net plus VAT, and after a project ends the company helps move the specialist to another matching project.

Responsibilities

Design, develop and maintain two Android mobile applications
Implement new functionalities according to business and project requirements
Optimize performance, stability and user experience (UX)
Integrate applications with external APIs (REST/GraphQL) and backend services
Cooperate with the project team, including designers, the Project Manager and the backend team
Ensure code quality through unit tests and code review
Deploy updates and fix bugs reported by QA or users
Document code and technical solutions
Monitor how the application behaves on the user side using Crashlytics and Firebase Analytics
Ensure interface consistency and compliance with Google Material Design guidelines

Requirements

Minimum 2 years of experience programming Android applications
Very good knowledge of Kotlin or Java
Knowledge of Android SDK and design patterns such as MVP and MVVM
Experience integrating with REST API and working with the JSON format
Ability to use the Git version control system
Nice to have: experience with Progressive Web App (PWA) applications
Nice to have: knowledge of web technologies used for PWA, in particular JavaScript or TypeScript, HTML and CSS
Nice to have: experience maintaining and modernizing older mobile applications
Nice to have: experience with hybrid solutions combining web technologies with native mobile applications
Nice to have: familiarity with mobile build tools such as Gradle for Android