Capelon is looking for the next Full-stack Software Developer –

Would you like to develop technology that helps cities become smarter, safer and more energy-efficient? Capelon, part of the Fagerhult Group, develops smart solutions for outdoor lighting. We have offices in Sweden and Denmark, and our products are used by municipalities and other customers in more than ten countries. Our GreenStreet™ platform connects streetlights, cabinet controllers, gateways and sensors to the cloud. It enables customers to monitor their installations, configure lighting, collect data and identify maintenance needs remotely. Demand for intelligent lighting solutions is increasing as cities work to reduce energy consumption, emissions and environmental impact. We are now looking for a mid-level or senior full-stack software developer to join the team responsible for developing and operating the GreenStreet cloud platform. The role You will work as part of a cross-functional development team, developing functionality from connected-device data and backend services to user-facing workflows and web interfaces. This is a hands-on role across backend and frontend. You will work with our established Java-based platform while helping modernise its services and user interfaces. You will improve functionality used by customers today and influence how we build the platform going forward. You will join a team based on collaboration, trust and shared responsibility. With clear goals and the mandate to organize its work, the team makes technical decisions within agreed boundaries and takes responsibility for delivering complete and reliable solutions. Your responsibilities Design, develop, test and maintain backend services and web interfaces Develop APIs, integrations and data flows from connected devices through the platform to the user interface Build and improve intuitive user workflows Contribute to the modernization of existing applications and service Take shared responsibility for software quality, security and reliability, from development and testing to deployment and operation Investigate and resolve technical problems across the platform Participate in code reviews, architectural discussions and documentation of important technical decisions Collaborate with colleagues working on embedded software, gateways and cloud infrastructure Share knowledge and contribute to improving the team’s ways of working Skills and experience You are an experienced software developer who enjoys understanding complete systems. You are comfortable working in an existing platform while helping it evolve over time. You bring: Several years of professional software development experience, including backend and frontend Backend development experience, preferably using Java Frontend experience with JavaScript or TypeScript and a framework such as React Experience developing REST APIs and system integration A good understanding of databases and data modelling Experience with Git, automated testing and CI/CD Good communication and collaboration skills Fluency in English; Swedish language skills are a plus Experience with some of the following is valuable: Docker and Kubernetes PostgreSQL or TimescaleDB MQTT and event-driven systems Keycloak, OAuth2 or OpenID Connect What we are looking for We believe you are: Curious and interested in understanding the complete product Comfortable contributing to both backend and frontend development Interested in creating intuitive user experiences Pragmatic and able to balance new development with improvements to existing systems Comfortable taking responsibility and working with a high degree of trust Willing to ask questions, share knowledge and help your colleagues Motivated by delivering maintainable solutions that create customer value What we offer The opportunity to develop produc