> Markdown version of [/jobs/ext/2725415-backend-engineer](https://www.wearedevelopers.com/jobs/ext/2725415-backend-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Backend Engineer - **Company:** voize GmbH - **Location:** Berlin, Germany (Remote available) - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Application Programming Interfaces (APIs), Computing Platforms, Software Systems, Kotlin, Graphql, Asynchronous Programming, Api Design - **Published:** September 5, 2026 - **Apply:** https://startup.jobs/senior-backend-engineer-kotlin-m-f-d-english-speaking-voize-8735774 ## About the Role * Several years of experience in backend development and API integration * Proficiency with Kotlin and Coroutines is essential * API design and development with REST or GraphQL * Business fluent in English (C1) to communicate effectively with customers * Open to travel to UK or US occasionally ## Description As a Backend Engineer part of our US/UK 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. 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. ## Related Videos - [Unlocking the potential of Digital & IT at Vodafone](https://www.wearedevelopers.com/videos/602-unlocking-the-potential-of-digital-it-at-vodafone) - [API Design - Getting Started](https://www.wearedevelopers.com/videos/33-api-design-getting-started) - [Putting the Graph In GraphQL With The Neo4j GraphQL Library](https://www.wearedevelopers.com/videos/257-putting-the-graph-in-graphql-with-the-neo4j-graphql-library) - [Kotlin Multiplatform - True power of native code reuse](https://www.wearedevelopers.com/videos/4-kotlin-multiplatform-true-power-of-native-code-reuse) - [Back(end) to the Future: Embracing the continuous Evolution of Infrastructure and Code](https://www.wearedevelopers.com/videos/440-back-end-to-the-future-embracing-the-continuous-evolution-of-infrastructure-and-code) - [The Great API Debate: REST, GraphQL, or gRPC?](https://www.wearedevelopers.com/videos/1195-the-great-api-debate-rest-graphql-or-grpc) ## Related Articles - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [The Biggest German Tech Companies](https://www.wearedevelopers.com/magazine/424-the-biggest-german-tech-companies) - [Finding Jobs in Germany](https://www.wearedevelopers.com/magazine/375-finding-jobs-in-germany) - [Find a Developer Job: 12 Best Job Sites For Developers](https://www.wearedevelopers.com/magazine/165-find-a-developer-job-12-best-job-sites-for-developers) - [How to Find Tech Jobs in Berlin](https://www.wearedevelopers.com/magazine/291-how-to-find-tech-jobs-in-berlin) - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline)