Real job — pulled straight from GECI Int.’s careers page · Verified June 11, 2026 · No reposts.
Job description
GECI Int. is hiring a HPC Performance Developer — a full-time, based in France role. Apply directly on GECI Int.'s careers page below.
HPC Performance Developer Alliance Services Plus - GECI International | Permanent Contract | France & Benelux
About Alliance Services Plus
A specialist in High Performance Computing (HPC) and Artificial Intelligence for over 15 years, Alliance Services Plus operates on the largest national and industrial HPC infrastructures in France and Europe (CEA, CNRS, TotalEnergies, SAFRAN).
The Role
You will develop and optimize scientific applications for next-generation HPC architectures. You will work on code porting, performance optimization, and application deployment on cloud and hybrid infrastructures, integrating the latest technologies (GPU, AI).
Main Responsibilities
- Development and optimization of HPC applications (Fortran, C/C++, Python)
- Application porting to GPU architectures (CUDA, HIP, OpenCL, OpenACC)
- Code parallelization (MPI, OpenMP, hybrid MPI+X)
- Performance analysis and profiling (VTune, TAU, Nsight, gprof)
- Algorithmic optimization and vectorization
- Application deployment on cloud HPC infrastructures (AWS, Azure, GCP)
- Containerization and orchestration of scientific applications
- Integration of AI solutions in HPC workflows
- Benchmarking and performance evaluation on new architectures
- Technical documentation and knowledge transfer
Required Profile
Education: Master's or PhD (Bac+5/PhD) in Computer Science, Scientific Computing, Computational Physics, or equivalent
Required Technical Skills:
- Mastery of HPC development: Fortran, C/C++, Python
- Expertise in parallel programming (MPI, OpenMP)
- Experience with modern architectures (multi-core, many-core, GPU)
- Knowledge of profiling and optimization tools
- Understanding of hardware architectures (CPU, GPU, memory, network)
Assets:
- Experience in GPU programming (CUDA, HIP, directives)
- Knowledge of cloud HPC platforms
- Experience with scientific codes (CFD, MD, quantum chemistry)
- AI/ML skills applied to HPC
- Scientific publications or open-source contributions
Personal Qualities: Technical curiosity, analytical ability, autonomy, innovative spirit, scientific communication, multidisciplinary teamwork
Conditions
- Permanent contract based in France (Paris region or client sites) or Benelux
- Salary according to profile and experience
- R&D projects on cutting-edge technologies (GPU, AI, quantum)
- Access to Europe's largest supercomputers
- Participation in international conferences and training
- Stimulating environment with recognized HPC experts
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Frequently asked questions
What skills are required for HPC Performance Developer at GECI Int.?
The required skills for HPC Performance Developer at GECI Int. include: C, C++, Python, AWS, Azure, GCP, Docker, Kubernetes, AI, Machine Learning.
What is the seniority level for HPC Performance Developer at GECI Int.?
HPC Performance Developer at GECI Int. is a Senior level position.
How do I apply for HPC Performance Developer at GECI Int.?
You can view the full description and apply for HPC Performance Developer at GECI Int. on EchoJobs: https://echojobs.io/job/geci-int-hpc-performance-developer-xzbl1.