(Senior) Software Engineer for Metering - STACKIT Commerce Platform (m/f/d)

Schwarz Digits creates the technological foundation for digital sovereignty in Europe. As the IT and digital division of the Schwarz Group, we develop and manage the IT infrastructures for the retail divisions Lidl and Kaufland, as well as Schwarz Production and PreZero. At the same time, we operate as an independent provider in the external market to support companies across Europe in their digital transformation. We bundle our core services in the areas of Cloud, Cyber Security, Data & AI, Communication, and Workspace. Join us and contribute to digital sovereignty in Europe. With us, you will work at the intersection of agility and security: You will benefit from fast decision-making processes, enjoy genuine creative freedom in your projects, and be able to build upon the stable foundation of the Schwarz Group. Your Tasks As part of a small, cross-functional team, you are responsible for everything from concept, design and implementation to operation (“You build it, you run it”). Together with the product manager, you develop the product strategy with your team, collect requirements and plan their technical implementation.You will communicate with our product teams to integrated their products into our metering system.You will contribute to the system architecture of our metering system and prepare it for further growth.You contribute to our testing strategy by automating tests on all layers and improving the toolchain.You automate and optimize all technical processes on an ongoing basis.As an experienced engineer, you will coach and mentor your fellow team members in building up and expanding their knowledge. Your Profile In your career, you have played a key role in the development of distributed and business-critical systems and ideally also operated them.As a senior candidate, you have ideally worked with Go for quite a while and used it in production systems.Alternatively, you are experienced with some other language such as Java, Kotlin or Rust and you want to learn Go.You are also familiar with infrastructure-as-code tools such as Terraform, Pulumi and Helm.You are familiar with different database types, especially with PostgreSQL.Experience with techniques to shard data stores is a plus so is any experience with even.t-based systems.Knowledge about (Cloud-) Metering, Pricing and Billing is very welcome but not a must.