Company Details

We are building the digital infrastructure of the space industry

Leanspace is a European space company which has built the first cloud platform for space missions. Our cloud services enable aerospace engineers to easily build powerful cloud-native software and to migrate space systems to the cloud. Our customers are some of the hottest NewSpace companies in the world, and also large established space organizations, ranging from satellite operators for earth observation, in-orbit services and IoT, to launcher companies and software integrators.

Having raised so far 8.5M€, and backed by world-class VC firms such as Karista and 42CAP, we are building an ambitious, diverse and international company with respect and ownership at the core. Today with a team of 25 (13 nationalities!), we are scaling up quickly to reach 50 by 2023, with the goal of further developing the platform and bringing it to the global space market.

We are based in Strasbourg, France, a beautiful and vibrant city that offers a rich culture, easy access to nature and a fast-growing startup scene. Strasbourg is a highly international city, host of the European institutions, and located at the heart of Europe, near Germany and Switzerland.

We are looking for enthusiastic folks who want to make an impact, come join us!


We are recruiting a (Intermediate) Java Developer with 4-5 years of experience, who specializes in cloud-native microservice development using the Spring Framework. Strong experience in Spring, Maven, and Docker is essential.  Experience with the latest cloud technologies (AWS ECS, Kubernetes, noSQL databases, Stream processing, etc) is a strong advantage.

Your mission at Leanspace:

  • You will play a key role in our R&D activities, in direct collaboration with the CTO and VP Engineering, and our team of Product Owners.
  • You will work with them to design and build a set of back-end microservices that meet the needs of the POs’ user stories, following a Scrum process.
  • You will work with other back-end developers to deliver the solution according to our engineering standards.
  • You will help review the code of other developers, to ensure they meet our best practices for engineering, such as Spring usage, microservice development code patterns, unit testing, and clean coding practices.
  • You will be expected to review pull requests of other developers, and to design new features relatively independently.

You have

  • Java development: i.e. Java 11, JVM, IntelliJ, Maven, Nexus
  • Container development and management: i.e. Docker, ECS, Kubernetes,
  • Spring Boot, Spring Cloud, Spring JPA, Hibernate, Flyway, Spring security, unit test and mocking frameworks.
  • REST-based microservice development and API design, i.e. Swagger, OpenAPI and JWT.
  • Multiple database back-ends: i.e., mySQL, Postgresql
  • Big data technologies: i.e., noSQL, stream processing
  • Ability to review code from other developers.
  • Code management tools: git, jira, bitbucket, etc.
  • Experience working in Agile Scrum teams.
  • Fluent in English.
  • Living in, or willing to relocate to Strasbourg.

Extra awesome

  • Experience with AWS development, especially cloudformation, ECS, is an asset.
  • Familiarity with other languages is an asset: kotlin, scala, javascript, nodejs, python.
  • Understanding of how messaging and streams systems work.
  • Exposure to the space sector and understanding of the challenges of space mission


We can promise:

  • Our co-workers are a close-knit, intelligent, and awesome team
  • We are a fast-growth space tech startup; you will have a direct impact on the future of space!
  • We are developing a highly innovative software, which will disrupt the space industry, and that will manage satellites, rockets, lunar and deep-space missions
  • A stock options plan that will make you a shareholder and reap the financial benefit of our success
  • An open mind for new ideas and innovation, your voice will be heard!
  • We provide assistance to relocation and help with the visa process
  • A family-friendly environment, flexibility in working hours and the possibility to work remotely part of the time

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Tagged as: stream processing, aws ecs, Kubernetes, NoSQL databases

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