Mid Level Backend Developer - Logistics Team

Castle Tech GmbH; Berlin; Vor Ort; EUR 55.000 - 75.000; Vollzeit

Zusammenfassung

A Berlin-based tech company is seeking a motivated engineer to join their team focused on logistics, payment, and invoicing solutions. The ideal candidate will have at least 3 years of backend engineering experience, be fluent in TypeScript, and comfortable working with Node.js and PostgreSQL. Responsibilities include collaborating on features, taking ownership of backend tasks, and writing maintainable code in a fast-paced environment.

Qualifikationen

• 3+ years of hands-on experience in backend engineering roles.
• Fluent in TypeScript with experience in Node.js, NestJS, and PostgreSQL.
• Excellent communication and relationship building skills.

Aufgaben

• Collaborate closely with product and design to ship impactful features.
• Take ownership of backend tasks from ideation to deployment.
• Write clean, maintainable, and well-tested code.

Kenntnisse

TypeScript

Node.js

NestJS

PostgreSQL

Agile practices

English communication

Tools

Jira

Confluence

Jobbeschreibung

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 engineer (either backend, or fullstack with a backend focus) to join our cross-functional Logistics, Payment & Invoicing engineering team in Berlin.

Your mission

• Collaborate closely with product and design to ship impactful features and improvements
• Take ownership of backend tasks and services, from ideation to deployment and maintenance
• Write clean, maintainable, and well-tested code with an eye for performance and reliability
• Participate actively in team discussions, technical planning, and agile ceremonies
• 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