Join us on our journey : A driven Senior/Staff Software Engineer (d/f/m) with a deep technical understanding of your craft and a strong curiosity to understand the solution space to deliver the best possible solution paired with strong pragmatism and inert need for delivery now and iteratively. You share our vision and values and are committed to our goals. Location: Munich, Germany Employment Type: Full-Time, indefinite term Salary Range: € 95.000 - 135.000 per year gross depending on the seniority level Office-first work setup Language Requirement: C1 Level English Drive the technical vision and long-term architectural strategy for our optimization platform end-to-end, across dimensions such as data ingestion and processing, optimization logic implementation, battery control, automated power trading, accounting and settlement Lead complex, cross-system initiatives that span multiple teams and engineering domains, owning design decisions that have organization-wide impact Act as a force multiplier: mentor senior and junior engineers alike, elevate the engineering capabilities of the broader team, and establish patterns that scale beyond your immediate projects Define, evangelize, and enforce engineering best practices across teams; lead technical design reviews and coach engineers and data scientists on how to design and deliver well-built, maintainable, iterable solutions Identify and resolve systemic technical issues, technical debt, and architectural bottlenecks before they become blockers for the organization Support colleagues during onboarding, daily operations, and strategic tasks; serve as a go-to technical authority for critical decisions Implementation of our optimization and trading algorithms with focus on immediate go-lives as well as strategic, long-term focussed advancement of our platform Maintain and improve our tech stack and development environments and build infrastructure, from how services are developed and tested, to how they are built and integrated, to how they are monitored Mandatory requirements 5+ years experience in Software Engineering (Backend and algorithmic) in the cloud 2-3 years experience with Python including object-oriented design 2+ years experience in onboarding, mentoring and coaching colleagues in junior positions Evidence of pragmatic delivery Experience working cross-functionally, especially with Product and Data Science teams Team player to effectively bring across complex ideas and concepts with an ability to work on solutions individually Experience and desire to work in a dynamic, fast-paced environment Strategic and analytical thinking, with the ability to zoom out to long-term vision and zoom in to implementation detail Full business proficiency in English Skills to Set You Apart Familiarity with AWS cloud platform, and services like Lambda, ECS, and other core AWS services used to build scalable, reliable backend systems. Energy industry experience Design thinking/sprint experience This role may not be a fit for you if… You don’t have the habit of defining your own tasks and expect other functions to do them You are used to working in clear separate functions (software engineering, data science, product, ...) At Entrix, we are committed to diversity - of backgrounds and experiences. You don’t need 100% of the preferred qualifications to add incredible value to our team. If you’re passionate about what you could accomplish here, we’d love to hear from you.