Freelance Senior Backend Engineer - Kotlin (m/f/d)
Voize
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Voize has 2 open roles listed here.
Counted across 14 company job boards, updated as roles open and close.
Preparing for this interview
Interviews for freelance roles keep coming back to B2B. Practise those questions before you sit with Voize.
Questions you are likely to be asked
- Why do you want to join Voize?
- What is your experience with Kotlin? Tell me one thing you learned the hard way.
- Tell me about a hard bug you tracked down. How did you find the cause?
- How do you decide what to test, and what does good code review look like to you?
- Describe a time a deadline forced a trade-off in quality. What did you choose and why?
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Practise the Freelance Senior Backend Engineer - Kotlin (m/f/d) at Voize interview free →🎤 Why voize? Because we’re more than just a job! At voize, we believe the greatest gift to frontline workers is time - time to care, connect, and be present. Today, that time is lost to admin work that pulls nurses away from what matters most: people . 💡 Your Mission As a Freelance Senior Backend Engineer for our German Market squad , you’ll ensure that data flows smoothly between our products and our partners' software solutions. You'll build and maintain the integrations that connect the voize with senior care and hospital software platforms. We are open for you to be based remotely across Germany, France or the UK. 🚀 Your Daily Business – No two days are alike Shape the future of our integrations – Develop interfaces that seamlessly connect voize with systems in the care and medical sector Build future-proof solutions – Develop a scalable API, set industry standards, and work closely with partners and clients Take end-to-end ownership – From the idea and implementation to the ongoing development of our integrations Architecture with foresight – Design thoughtful data models and sustainable solutions for complex systems Work with impact – Your work saves caregivers time, improves documentation, and supports people who do amazing work every day. 🤝 Your Skillset – What you bring to the table Several years of experience in backend development and API integration Excellent proficiency with Kotlin API design and development with REST Fluent in German (C1) to communicate effectively with partners Willingness and work authorisation to travel to Berlin (we cover your expenses!) Can work with us for minimum 3+ months ✨ Ready to talk? Apply now! 🚀 We look forward to your application and can’t wait to meet you – no matter who you are or what background you have! Find more English Speaking Jobs in Germany on Arbeitnow
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Listed on arbeitnow · posted 2026-09-26. ApplySarthi collects openings and links to application pages; the role is advertised by Voize, not by us.