Senior Backend Engineer

Created in 2016, Free2move simplifies mobility-related uses by offering a wide range of services to satisfy everyone's travel needs.

With Free2move, you can rent a city car for shopping or for your stay in Italy ️ or book a car park during your weekend in Paris... all in one click, on our web/mobile platform

Born from the merger of the Stellantis Group and the start-up TravelCar, Free2move, thanks to its agility and its spirit of conquest has managed to establish itself in just few years as a reference player to revolutionize the mobility of all travellers.

Having become the #1 reflex for more than 6 million users, Free2move operates in more than 170 countries across 5 continents and is available in 30 languages and 26 currencies. 5000 partners trust us and several hundred thousand vehicles are available

If you want to join a team of +750 experts and bold international projects, then you're in the right place

You will evolve in an ultra-dynamic, innovative, agile, internationally-focused structure and integrate our talented ❤️teams ️, full of ideas and motivation and with multidisciplinary skills, at the crossroads of the digital eco-system and the fast-changing automotive sector.

Are you passionate about building scalable, resilient backend systems and working with cutting-edge technologies like Kotlin, Java, Spring Boot, AWS, Kubernetes and RabbitMQ?

Do you thrive in a collaborative environment where innovation and growth are celebrated?

**Your next missions**:
Design, develop, and maintain backend systems using Kotlin, Java, and Spring Boot for scalable and resilient telematics services.

Develop and maintain cloud-based architectures with AWS for high availability and performance.

Implement microservices architectures and containerization using Kubernetes to support distributed systems and continuous deployment.

Design and optimize data flows with RabbitMQ for message queuing and event-driven communication between services.

Work on real-time data processing and analytics to support telematics use cases such as vehicle tracking, rental state, and fraud checks.

Collaborate closely with mobile developers, and product managers to ensure backend services are well-integrated with the overall car sharing platform.

Write clean, testable, and maintainable code, adhering to best practices and internal standards.

Contribute to system design discussions and ensure backend services are designed for scalability, security, and high availability.

Lead code reviews, mentor junior engineers, and foster a collaborative and knowledge-sharing culture.

Troubleshoot and resolve production issues in a timely and efficient manner, ensuring high system uptime and reliability.

**Qualifications**:
5+ years of experience in backend development, with a focus on microservices architecture and cloud-based solutions.

Bachelor's or master's degree in computer science, engineering, mathematics, physics, or equivalent IT knowledge

Proficiency in Kotlin and/or Java technologies and frameworks (e.g., Spring Boot) is a plus

**Required skills**:
Familiarity with continuous integration systems (e.g., Gitlab) and cloud infrastructures like AWS

Knowledge of both SQL and NoSQL databases

Practical expertise in configuring and implementing messaging systems (e.g., RabbitMQ, Kafka)

Excellent communication skills in English and the ability to collaborate effectively in a distributed team.

Proven problem-solving ability and a passion for building scalable, maintainable backend systems.

**Preferred skills**:
Experience with real-time date processing for telematics use cases like vehicle tracking, rental states and fraud detection.

Familiarity with distributed system design for scalability and high availability

**What we offer**:
Working at Free2move means becoming part of a tribe in which the culture of performance rhymes with a good atmosphere. It is also:
A start-up spirit supported by a large Group

The opportunity to revolutionize the uses of mobility with us

A neat integration to start well

Lots of possibilities for development

Collaboration with multidisciplinary and international teams

International projects to perfect your background

An **attractive salary**

**No-meetings days** to boost your efficiency

...This list is not exhaustive...

**Job type**:

- Permanent contract in Berlin
- To be filled asap

What is Free2move purpose? Simplify the mobility of everyone

Free2move is the only global mobility brand that offers a complete and unique ecosystem for its private and professional customers around the world and specifically in Europe and USA. Relying on data and technology, Free2move puts the customer experience at the heart of the business to reinvent mobility and facilitate the transition to E-mobility. As a real marketplace for mobility, the company offers a range of products and services ranging from car-sharing to short, medium or long-term rental, including the reservation of VTC drivers, parkin