Backend Developer

About Kambi Kambi Group plc is a leading B2B provider of premium sports betting services to licensed gaming operators. Our services provide an end-to-end solution for operators wanting to launch a standalone Sportsbook or bolster their existing offering with an innovative sports betting product. From front-end user interface to customer intelligence, risk management and odds compiling, all built on our in-house developed software, we strive to deliver the ultimate service and solution to our partners. Our vision is to create the world’s leading sports betting experiences, together with our partners. Backend Developer – Shape Games Contract type: Full time Location: On-site (Copenhagen Office) Shape Games is looking for an experienced Backend Developer to join our team and help build the backbone of our award-winning iGaming platform. You’ll work with technologies like Kotlin, Ktor, AWS, Postgres, Redis, and Cloudfront to craft robust, scalable, and secure systems powering mobile and web apps used worldwide. About the role As a Backend Developer, you’ll be responsible for designing, implementing, and maintaining the server-side logic of our digital products. Your focus will be on building efficient APIs, ensuring performance, and collaborating closely with frontend teams and product owners to deliver high-quality user experiences. Tech Stack - Languages: Kotlin (or Java) - Frameworks: Ktor - Databases: PostgreSQL, Redis - Infrastructure: AWS (EC2, RDS, Cloudfront, etc.) Key responsibilities Design, build, and maintain backend services using Kotlin and Ktor Develop and integrate APIs for seamless communication across systems Optimize performance and scalability through effective caching and service architecture Contribute to system design to support modular, microservice-based infrastructure Collaborate with frontend developers and DevOps to ensure end-to-end feature delivery Ensure code quality through best practices, reviews, and test coverage Monitor backend reli