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Junior Back-End Developer

Montreal, Paris or Lyon


May 23, 2023


Reactis Canada is looking for a junior back-end developer for one of our clients in the transportation sector to join their team in start-up mode!
Job description


You have relevant experience in back-end development? You master NodeJs? You dream of participating in the development of a nice and flexible team? This position is yours!

We are looking for a talented junior back-end developer to join our client's team to grow in a startup mode as a key member of the technical team. You will participate in the design, development and maintenance of back-end solutions. You will work closely with the back-end team and the Delivery Manager to propose innovative and efficient solutions.


Their back-end solutions are architected in NodeJs microservices that are deployed on Google Cloud, with MongoDB and Datastore databases, Elasticsearch for all statistics. Their new applications are oriented towards an event-driven architecture using Pub/Sub, and microservices


Primary Responsibilities:


  • Design and develop back-end functionality using Node.js and Typescript
  • Progressively migrate the functionalities of the old JAVA architecture to a NodeJs microservice architecture
  • Actively participate in the maintenance and development of back-end applications
  • Optimize application performance
  • Write clear, maintainable and scalable code
  • Participate in the testing and validation of the application
  • Understand the business issues and propose innovative solutions to improve the product.

Qualifications required

Profile required

With a degree in computer science (BAC+5) (France) or a bachelor's degree in computer science (Quebec), you have 2 years of experience in a technological environment with high data volume, ideally in the field of logistics and transportation.



  • You like to work in a teamyou are curious about about new trends, autonomous and rigorous,
  • Endowed with a fability to adapt and and an excellent interpersonal skills you appreciate transversality and challenge,
  • You apply a scientific approach to your work and your proposals are always always supported by evidence,
  • You like your work to have a concrete practical application and bring about results quickly.
  • You are interested in the productyou wish to actively participate in its design and bring your point of view



  • Mastery of NodeJS and REST
  • You have knowledge of Java and Typescript
  • Experience with databases NoSQL (MongoDB, Elasticsearch)
  • Knowledge of distributed architectures and microservices architectures
    • Knowledge of Google Cloud is a plus
  • Ability to write clear, structured code and easily maintainable code
  • Excellent communication communication and team teamwork



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