Job Description

Mid-Level Fullstack Engineer (Angular + Node.js/TypeScript)

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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

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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

Node.js/TypeScript

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

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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

Node.js

(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 Node.js, 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