Last updated: 2025-06-06

22 Ai Performance Engineering jobs in Paris.

Hiring now: Staff Engineer Agent Runtimes @ Datadog, Ingénieur Radio @ Alten, Member Of Technical Staff @ Adaptive M, Member Of Technical Staff Agent Infrastr @ Cohere, Member Of Technical Staff Inference @ H, Technical Staff Infrastructure @ Reflection, Midsr Quantum Theorist @ Alice Bob, Sr Quantum Measurement Engineer @ C12 Quantu, Research Engineer Fair Brain Ai @ Meta, Quantum Computing Intern @ Quandela. Explore more at at jobswithgpt.com

🔥 Skills

quantum computing (6) Python (5) software engineering (4) optimization (4) performance optimization (3) collaboration (3) machine learning (3) AI (3) distributed systems (3) performance (2)

📍 Locations

Paris (17) Massy (3) Tremblay-en-France (1)

Datadog

Datadog (NASDAQ: DDOG) is a global SaaS business, delivering a rare combination of growth and profitability. We are on a mission to break down silos and solve …

Staff Engineer - Agent Runtimes

Paris

  • Skills: Agent libraries, Go, Python, performance optimization, cross-team projects, mentoring, architecture, software engineering, collaboration, cloud monitoring
  • Experience: 10+ years of experience

ALTEN

Ingénieur Radio

Paris

  • Skills: LTE, 5G, Wi-Fi 6, Small Cells, MIMO, Beamforming, performance, couverture, optimisation, KPI

Adaptive ML

Adaptive ML is building a reinforcement learning platform to tune, evaluate, and serve specialized language models. We are pioneering the development of task-s…

Member of Technical Staff

Paris

  • Skills: reinforcement learning, language models, software engineering, Python, Rust, CUDA, GPU, data pipelines, high-performance, empirical research
  • Experience: M.Sc./Ph.D. in computer science or demonstrated experience in software engineering, preferably with a focus on machine learning.
  • Type: Full time

Cohere

Cohere is on a mission to scale intelligence to serve humanity by training and deploying frontier models for developers and enterprises who build AI systems fo…

Member of Technical Staff, Agent Infrastructure Engineer

Paris

  • Skills: software engineering, HPC environment, auto-scaling, container orchestration, distributed training, autoregressive models, Transformers, research, experimentation, AI systems
  • Type: Full time

H Company

H exists to push the boundaries of superintelligence with agentic AI. By automating complex, multi-step tasks typically performed by humans, AI agents will hel…

Member of Technical Staff (Inference)

Paris

  • Skills: AI, inference, GPU programming, model compression, quantization, scalable, low-latency, performance optimization, collaboration, programming languages
  • Experience: MS or PhD in Computer Science, Machine Learning or related fields; Experience in GPU programming such as CUDA, Open AI Triton, Metal, etc.
  • Type: Full time

Reflection AI

Technical Staff, Infrastructure

Paris

  • Skills: AI, infrastructure, GPU, scalable, high-performance, Reinforcement Learning, C++, Rust, distributed systems, production-ready
  • Experience: Extensive experience building large-scale, high-performance solutions in the AI or software engineering domain.
  • Type: Full time

Alice & Bob

Join one of the most innovative startups in France at an early stage, to be part of a passionate and friendly team on its mission to build the first universal …

Mid-Senior Quantum Theorist

Paris

  • Skills: quantum systems, simulation, numerical methods, bosonic processors, software design, cQED, quantum error correction, quantum algorithms, research, academic papers
  • Experience: 2+ years of research in simulation of quantum systems or equivalent experience

C12 Quantum Electronics

C12 develops quantum computers to solve highly complex computing tasks, using carbon nanotubes as the fundamental building blocks of its quantum processor.

Senior Quantum Measurement Engineer

Paris

  • Skills: quantum measurement, multi-qubit experiments, spin qubits, microwave resonators, error correction, Benchmark, performance improvement, quantum operations, scientific integrity, semiconductor
  • Experience: Post doc or first experience in industry
  • Type: Full-time

Meta

Meta builds technologies that help people connect, find communities, and grow businesses. When Facebook launched in 2004, it changed the way people connect. Ap…

Research Engineer, FAIR - Brain & AI

Paris

  • Skills: deep learning models, machine learning, Python, PyTorch, distributed systems, Open Source Development, AI algorithms, high performance computing, machine learning frameworks, Transformer-based models
  • Experience: Industry experience in machine learning research and deployment
  • Type: Full Time

Datadog

Datadog is a global SaaS company delivering infrastructure monitoring, application performance monitoring, and security platform solutions.

Staff Open Source Java Engineer - Profiling

Paris

  • Skills: Java, OpenJDK, profiling, performance, Java runtime, JVM, GraalVM, JNI, byte-buddy, instrumentation
  • Type: Full-time

Quandela

A leading European startup pioneering photonic quantum computing.

Quantum Computing Intern

Massy

  • Skills: quantum computing, photon-native, benchmarking, unitary characterization, quantum hardware, data analysis, Python, spectroscopy, reproducibility, scalability
  • Experience: Pursuing a Master's degree in Quantum Information Science, Physics, Mathematics or Computer Science
  • Type: Internship
  • Salary: Internship allowance between €1,200 and €1,400 per month

Datadog

Datadog is a global SaaS company delivering infrastructure monitoring, application performance monitoring, and security solutions. Built by engineers, for engi…

Staff Open Source Java Engineer - Profiling

Tremblay-en-France

  • Skills: Java, C/C++, OpenJDK, JVM, Profiling, Open-source, Java runtime, JNI, Byte-buddy, GraalVM
  • Experience: Experienced Java/C/C++ developer
  • Type: Full-time

Skello

Skello est une société européenne spécialisée dans la solution SaaS de pilotage RH pour établissements avec des plannings complexes, visant à optimiser l'organ…

Prompt Engineer

Paris

  • Skills: prompt design, LLM, language models, testing, optimization, AI system, collaboration, prompt engineering, model iteration, performance analysis