Degree or comparable education in Software Development, Computer Science, or IT Consulting Several years of professional experience in development with PHP/Symfony, ideally also in complex project landscapes Several years of professional experience in at least one other modern backend stack, e.g., Node.js/Next.js, Spring Boot (Java/Kotlin) or .NET Frontend knowledge with React or Angular is a plus Basic knowledge and willingness to learn in the areas of Cloud, CI/CD, Infrastructure as Code, and data migration Enjoyment of systematic further development of existing systems and accompanying software projects over several iterations German at C1 level or higher