Senior Fullstack Engineer (with frontend focus) (f/m/x) - Marketplace Team

arrow down
Senior Fullstack Engineer (with frontend focus) (f/m/x) - Marketplace Team

Senior Fullstack Engineer (with frontend focus) (f/m/x) - Marketplace Team

location icon
Berlin, Germany

CarOnSale is a start-up in the heart of Berlin. As a tech company, we have made it our mission to enable smooth digital processes in the automotive trade across Europe. Join us and develop new, innovative solutions for the B2B sector.


We are looking for a Senior Fullstack Engineer with Frontend focus to join our Marketplace engineering team in Berlin, Munich or Brazil. We are looking for strong candidates that have had experience in building solutions end to end, that means we value breadth of experience over specialization. Despite the Frontend focus, you will be constantly challenged to build/maintain features from start to finish.


Your tasks:

  • You will mentor less Experienced Engineers
  • You identify and define technical and product requirements, design development processes (CI/CD) and standards (e.g. for code quality).
  • You will lead and support engineering processes in terms of technology screening, architecture design decisions and actual implementation.
  • You will moderate team sessions and guiding and supporting your team members with your experience to tackle technical and process challenges.
  • You are providing technical feedback to your team members in frequent sessions to help them grow.


Your profile:

  • At least 5 years of experience in Software Engineering (including Backend and Frontend)
  • You have previous experience in coaching and mentoring engineers and/or other technical staff.
  • You have a hands-on mentality towards not only technical, but also organizational challenges.
  • You are a native speaker in TypeScript and familiar with technologies such as Node, NestJS, Angular and PostgreSQL.
  • You have experience with modern SCM, Build & Release Tools (Git, CI, Docker, etc.)
  • You have practical experience with agile development frameworks like Scrum or Kanban and tools like JIRA, Confluence.
  • You have excellent English communication and relationship building skills

Nice to have:

  • Conversational German skills 
  • Experience in the automotive industry


Why COS?

  • First things first: You’ll be taken seriously from day one and will play an important role in our mission, because we want to disrupt Europe’s automotive market together with you 
  • Growth and development: benefit from a detailed on-boarding program, systematic feedback cycles and individual coaching 
  • Your gear, your choice: you will be provided with a MacBook or Windows laptop and all the hardware and software you need to work
  • Become a COSie: be part of a motivated team with ambitious goals and enjoy lots of fun, lots of awesome team events and a unique COS team spirit 
  • Truly diverse and inclusive: Diversity is important to you? It is important to us too! Diversity in which everyone feels comfortable, is absolutely central to us



You can find out about the values we work by in this video.