Mid Level Fullstack Developer

Vor 5 Tagen

Berlin, Berlin, Deutschland CarOnSale Vollzeit 80.000 € - 120.000 € pro Jahr

Mid-Level Fullstack Engineer (Angular + )

Location: Berlin (Hybrid)

CarOnSale is a start-up in the heart of Berlin. As a tech company, we have made it our mission to revolutionise the automotive trade across Europe. Join us on this exciting, fast-paced and high-growth journey as we develop innovative and class-leading solutions for the B2B sector.

We are looking for a motivated and ambitious Mid-Level Fullstack Engineer to join our cross-functional Logistics, Payment & Invoicing engineering team in Berlin.

Your Mission

  • Collaborate closely with product and design to deliver impactful features and improvements across frontend and backend

  • Take ownership of fullstack tasks, from implementation to testing, deployment, and maintenance

  • Build and improve user-facing applications in Angular and backend services in

  • Write clean, maintainable, and well-tested code with a focus on reliability and performance

  • Contribute to integrations with external providers (e.g., payment services like Stripe)

  • Actively participate in team discussions, technical planning, and agile ceremonies

  • Share knowledge with peers and be open to learning from more senior engineers

Your Profile

  • Around 3+ years of professional experience as a Fullstack or Frontend/Backend Engineer

  • Strong hands-on experience with Angular (modern versions, ideally Angular 15+)

  • Solid skills in TypeScript and (NestJS experience is a plus)

  • Familiar with relational databases (e.g., PostgreSQL)

  • Comfortable switching between frontend and backend tasks

  • Familiar with agile practices (Scrum/Kanban) and tools like Jira and Confluence

  • Curious, proactive, and eager to grow into a more senior position over time

  • Excellent communication skills in English

Nice to have:

  • Experience with payment, invoicing, or logistics systems

  • Interest in the automotive industry

This is a mid-level role with plenty of room to grow. You'll work alongside senior engineers, gain exposure to complex systems, and develop both your technical and product understanding in a high-growth startup environment.

  • Share knowledge with peers and support junior engineers when opportunities arise

  • Learn from more senior teammates and grow your technical and product understanding

  • Contribute to our backend systems and help us improve integrations with external services like payment providers (e.g., Stripe)

Your profile

  • You have at least 3+ years of hands-on experience in backend engineering roles

  • You're comfortable working in a team-oriented environment and collaborating across teams

  • You write TypeScript fluently and have worked with technologies such as , NestJS, and PostgreSQL

  • You're familiar with agile practices like Scrum or Kanban, and tools like Jira and Confluence

  • You're proactive, curious, and enjoy taking ownership of your work

  • You have excellent English communication and relationship building skills

  • Nice to have: You've had some exposure to Logistics systems / environments 

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