Senior Backend Developer (m/f/d)

Company DescriptionWe are Ströer! We are a leading German media company and rely on the strengths of the Out of Home business supported by the flanking business areas Digital & Dialog Media and DaaS & E-Commerce. With our "OOH plus" strategy, we make more out of every communication concept and create solutions for an efficient consumer approach in the digital and public space. Join us and let's get more out of every medium together and grow with every task.10,+ innovative minds#1 Out of Home provider & digital marketer in Germany1.77 billion euros in sales for the full year Job DescriptionAs a Senior Python and Django Developer (m/f/d) you will participate in all phases of software development, from requirements analysis, software design and implementation to documentationYou are responsible for the development and support of the database systems and the cloud infrastructureYou will work in a cross-functional and international team consisting of business analysts, backend developers, frontend developers, QA testers and DevOpsYou have the opportunity to work % remotely or hybrid in the office in CologneQualificationsYou have at least 4 years of relevant professional experience with Python and Django or similar Python frameworks (e.g. Flask or FastAPI)You also have convincing experience in dealing with REST APIs and relational databases (ideally PostgreSQL) as well as a Docker-based cloud infrastructurYou are familiar with task queues such as Celery, caching solutions such as Redis and CI/CD pipelinesYou are confident in applying software development best practices such as SOLID principles and design patternsDevOps knowledge in Microsoft Azure and/or experience in front-end development with Angular is a plusYou are fluent in English and have a good command of GermanAdditional InformationRemote work possibleFlat hierarchy and independent work Personal and professional development in a dynamic agile team We will help you to get onboarded in your new environment