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Numerical optimization specialist

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Artelys

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Location:
France , Paris

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Category:
Research and Development

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Contract Type:
Not provided

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Salary:

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Job Description:

As a member of our R&D teams, you will apply your digital skills in the field of operations research to design and develop cutting-edge optimization solvers. You will often have the opportunity to work on various types of digital libraries developed by Artelys: continuous and mixed nonlinear programming (Artelys Knitro), constraint programming (Artelys Kalis), optimization of energy systems (Artelys Crystal Optimization Engine). You will be responsible for developing new algorithmic features combining mathematics and computer science, while striving to maintain a high level of software robustness and performance.

Job Responsibility:

  • Apply digital skills in the field of operations research to design and develop cutting-edge optimization solvers
  • work on various types of digital libraries developed by Artelys
  • develop new algorithmic features combining mathematics and computer science
  • maintain a high level of software robustness and performance
  • develop solutions for numerical and combinatorial optimization software, computation modules for clients, or prototypes within research projects

Requirements:

  • Holder of a PhD in applied mathematics or operations research, or have equivalent experience of at least 3 years after obtaining an engineering degree or higher education qualification
  • proficiency in Python or C/C++ programming language
  • expertise in various optimization methods: graph theory, continuous optimization algorithms, combinatorial optimization algorithms, nonlinear optimization, etc.
  • proficiency in designing and optimizing algorithms for high performance computing (HPC) environments
  • fluency in English

Nice to have:

  • French is a plus
  • additional knowledge in software programming (Spring, BDD, NoSQL, REST/Microservices, Message queuing, etc.) and in compilation
  • proficient in other programming languages (MATLAB, R, Julia, Java, C#)
  • proficient in linear algebra tools (especially methods for solving linear systems)
  • previous contributions to open source projects related to numerical optimization, simulation, or computational science
  • active participation in relevant communities and networks
What we offer:
  • Flexible working hours
  • offices located in the city center

Additional Information:

Job Posted:
December 06, 2025

Employment Type:
Fulltime
Work Type:
Hybrid work
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