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About the Position
As a Senior Android Developer, you will play a key role in designing, developing, and implementing advanced applications for the Android platform. You will collaborate with cross-functional teams to create new features, improve application performance, and explore emerging technologies. Your contribution will directly impact the efficiency and innovation of our mobile solutions.
Your responsibilities:
- Design, develop, and implement innovative applications for the Android platform
- Collaborate with cross-functional teams to define, design, and deliver new features
- Continuously explore and implement new technologies to improve development efficiency
- Prepare specifications and requirements for new solutions
- Identify and resolve bugs to enhance application performance
- Ensure high-quality, clean, and reusable code
- Write unit and integration tests to maintain code reliability
What we offer
- Full-remote working
You can work both on location and from home.
- Extensive Network
Access to a wide range of clients across various sectors.
- Freelance
As a freelancer, you are truly part of the Maandag® team.
- Full-remote working
You can work both on location and from home.
- Extensive Network
Access to a wide range of clients across various sectors.
- Freelance
As a freelancer, you are truly part of the Maandag® team.
Job Requirements
Must-have:
- Minimum 5 years of experience in Android development
- Proficiency in Kotlin and Java
- Strong understanding of object-oriented design and programming
- Experience working with REST APIs
- Knowledge of Gradle build processes
- Strong foundation in data structures and algorithms
- Experience with Git and Git Flow
- Familiarity with frameworks for mobile platforms
- Experience in publishing apps on the Google Play Store
- Strong problem-solving and critical-thinking skills
- Fluency in English (B2/C1)
Nice-to-have:
- Experience with modular application frameworks
- Knowledge of Google Play’s Billing system
- Familiarity with Kotlin Multiplatform
Our technology stack:
- Kotlin, Java, MVVM, Hilt, Coroutines, Kotlin Flow
- Android Studio, Gradle, Android SDK, GitLab, Jira, Confluence
If you are excited about building cutting-edge Android applications and want to work in a dynamic environment, apply now!
Company Description
Maandag® Poland (previously Whoohoo Poland) is based in Wroclaw and we mainly focus on providing IT talents and building IT nearshoring teams in Poland for companies all over the world. Our English/German speaking IT developers support our clients remotely in the scope of backend, frontend, testing and mobile. We are part of the Dutch company Maandag®, with 4,000 employees and a network of 48 offices located in the Netherlands, Poland, Belgium and Sweden. Our Clients’ portfolio is rich in prestigious companies in fields of fintech, e-commerce, automotive, finance, engineering. Our mission is to change the IT job market by looking at people through their skills and personalities. Thanks to professionalism and an innovative approach, we change the labor market by matching the right candidate for the right position. Wroclaw is also home to our internal software house, which helps enterprises with digital transformations and start-ups with translating ideas into products.
Working at Maandag®
For more than 35 years, Maandag® has been at the forefront of empowering people and organisations. We not only help professionals get jobs, but also connect them with a future that matches their values, desires and ambitions. Because when people are truly in the right place, they can develop themselves, fulfil their dreams and go to work with fresh energy every day. The energy and power released in the process is a catalyst for growth for companies. We started in the Netherlands, but now we also help professionals and organisations in Belgium, Poland, Dubai and Sweden. Our extensive knowledge of different markets, coupled with our wide network, enables us to make perfect matches quickly.
Apply
Do you recognize yourself in this profile? And does working at Maandag® sound like an exciting next step? Apply now, and who knows, your Monday might soon look just as great as ours.
Contact Person

Adam Nesterowicz
Recruiter IT
The application process
Wondering what your process will be? See in our steps what you will go through to work at Maandag® in the future.
You apply
A recruiter from Maandag® will review your application to determine your suitability for the position and the company.
We'll get back to you within 5 working days. If there are opportunities, we will call you to get to know you better.
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