Senior Backend Software Engineer (m/f/d)

About CodesphereCodesphere is a Virtual Cloud Provider from Germany building the future of sovereign cloud infrastructure. Our platform gives enterprises and governments full sovereignty without giving up modern cloud capability – a vision recently validated by a series of multi-million European government tenders.Since our founding in Karlsruhe in 2020, we’ve expanded into an international team of 60+ experts. Based in Karlsruhe and Munich and backed by top-tier investors, we are chasing a bold vision.We’re scaling fast and would love for you to join us and grow alongside us 🚀What you'll driveYou own complex features end to end – from product discovery and planning through technical design, implementation, testing, and maintenance.You conduct code and technical design reviews, raising the bar for quality across the team.You mentor junior engineers and actively contribute to a culture of learning and growth.You shape the capabilities of our virtual cloud provider platform, working on features that improve the overall platform experience – including Deployment-Technology, ManagedService, AuthN/AuthZ, Developer-Experience, ..What makes you a great fitYour ProfileSeveral years of professional experience in software development, ideally in web or distributed systemsStrong proficiency in TypeScript and/or GoSolid understanding of SQL databases, distributed systems, and the design of APIs and microservices architectures, containerization e.g. Docker, Kubernetes Degree in a relevant field or comparable qualificationStrong foundations in Computer Science fundamentalsProfessional proficiency in English, written and spokenStrong communication skills and a collaborative mindsetOpenness to feedback and a genuine drive to keep learningStructured approach to problem-solving and a curiosity for technologyWhat sets you apartExperience in building and/or operating cloud infrastructure components, ideally in a cloud-native environment e.g. message queues, SQL / NoSQL DBsFamiliarity