CoreWillSoft GmbH is a German-based company working on secure IoT software solutions and services. The mission of CoreWillSoft is to help businesses protect their assets, employees, and data by providing advanced software solutions and services in the security industry.
We are looking for a Full-Stack Software Engineer with strong backend experience in Kotlin/Java and experience in Kotlin Multiplatform / Android development.
You will work on products used by businesses across Western Europe.
Our team operates in a scaled agile approach across Europe with a headquarter in Bonn, Germany. It is responsible for the complete software development lifecycle; including ideation, implementation, and operation of the secure IoT software operating smart buildings and smart homes across the world.
Join us to work on cool and innovative projects involving high-security hardware in a nice international and creative environment that allows you to learn and advance.
Location: * Bonn, Germany * Remote
We offer: * Great customer impact: the solutions you deliver will be used by thousands of large and small businesses. * Ability to shape the product, working, and delivery process * Great team spirit and Team Events * Agile and innovative environment * Cutting edge technology * Working on the latest Hardware * Convenient office or co-working, depending on your location
Your skills: * Backend: * Proficiency in Kotlin and/or Java for backend development. * Strong experience with Spring Boot framework. * Experience with Docker and containerized applications. * Familiarity with cloud platforms such as AWS, Azure, or Google Cloud. * Experience in designing and consuming RESTful APIs. * Knowledge of microservices architecture and patterns. * Experience with on-premise and cloud-based deployments. * Proficiency in secure coding practices and understanding of security bestKo practices for backend systems. * Familiarity with scalability strategies and performance optimization in backend services. * Knowledge of monitoring and observability tools (e.g., Prometheus, Grafana, ELK). * Knowledge of cryptography and security * Familiarity with CI/CD processes, including GitHub Actions, GitLab CI, or similar tools. * Experience with version control systems (e.g., Git). * Experience with database technologies, both relational (e.g., PostgreSQL) and NoSQL (e.g., MongoDB). * Mobile / Multiplatform: * * Experience with Kotlin Multiplatform and/or Android development * Strong knowledge of Kotlin Coroutines and Flow * Experience with Jetpack Compose (or Compose Multiplatform) * Familiarity with dependency injection frameworks (e.g., Koin) * Experience with networking libraries such as Ktor
Nice to have: * Experience building desktop applications * Knowledge of additional programming languages * Experience with system architecture and distributed systems * Understanding of UI/UX design and performance optimization * Knowledge of building automation or access control systems.
