Back End Developer – energy systems specialist
We are hiring one Back End Developer - energy systems specialist to assist us in the challenging development of our Cristal Energy platform!

Why join Artelys?

Joining Artelys is first and foremost joining a dynamic and motivated team, a stimulating work environment and taking part in varied and fascinating projects. Artelys develops its own software suite based on the Artelys Crystal platform, integrating statistical forecasting and optimization models, and is heavily involved in R&D activities, exploring and experimenting with AI techniques and tools to provide its clients with cutting-edge solutions to issues related to the energy transition, planning and transportation. In addition, Artelys’ activity is varied and also includes the realization of operational IT solutions, prototypes and quantitative studies.
In addition, Artelys’s Business is extensive and involves operating software solutions, prototyping and, quantitative studies.

Working at Artelys offers the opportunity to study cutting-edge technical problems within a talented and motivated team, with opportunities of quick upskilling and responsibilities. You will design and develop innovative solutions and participate in the development of the Artelys Crystal software platform.

You are motivated to create a generic software platform and implement it for our customers to meet their challenges related to energy transition, planning and transportation.

You are looking for a certain diversity in your activity and the possibility to intervene on technological projects as well as projects close to our customers and identify and implement the best techniques and technologies to meet their needs.

job description

Artelys develops the Artelys Crystal Energy suite, a range of software dedicated to the analysis and sizing of energy systems, used in key studies of the energy transition.

Our software programs enable to represent the entire energy system of territories of different scales (from a specific city to an entire continent), and to calculate the different characteristics of this system (investment and operating costs, environmental impacts, risks of supply failure, ect.) according to different hypotheses (e.g., development of energy prices, construction of new renewable energy production sites, development of the electric vehicle fleet, ect.). Theses calculations often require the resolution of complex optimization problems.

As part of a high level Energy team, you will mobilize your back end expertise  development to: 

  • Participate in the design and development of the Artelys Crystal Energy suite products
  • Assist the project managers in their use of the software (support, training). You will work in the same offices as the project managers
  • You will be able to propose technical solutions to meet the functional needs expressed

Example of achievements in which you could participate:

  • Implementation of models to evaluate the impact of carbon tax or carbon quota policies on consumption
  • Innocative explanatory model of energy demand
  • Connectivity of energy data to GIS


You are the ideal candidate if you have skills in:

  • You have an eye for detail and are concerned with providing users with operational sofware that brings them satisfaction
  • You are autonomous, rigorous and have a strong team spirit



You are the ideal candidate if you have skills in: 

  • Backend programming (Java, Spring, REST API, Websockets, SQL)
  • Object-oriented programming, design principles and software architectures (3-tier architectures)
  • Data structures and algorithms

Other valued skills:

  • Knowledge of scripting tools and languages (Shell, Maven)
  • Knowledge of DevOps (Docker, Kubernetes, Helm, Jenkins, GitlabCI, OpenStack) and/or software engineering (version management, automated testing, integration testing and continuous integration)
  • Knowledge and/or interest in modeling complex energy systems


  • Permanent position in our Paris, Nantes, Lyon or Madrid office 
  • Up to two days of remote working per week


This is your dream job? Apply now!



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