Emplois de usability – Paris

Lenstra in Paris is seeking a Data Platform Product Owner to own the vision, roadmap, and delivery of large-scale data platforms underpinning analytics and ML initiatives. You will collaborate with engineers, data scientists, and architects to translate business needs into clear technical priorities while balancing scalability, reliability, and usability...

Ubisoft Paris Studio is seeking a Prompt Specialist to join a multidisciplinary team focused on AI-driven gameplay features. You will design prompts, ensure cross‑department usability, and help optimize performance and costs while upholding quality across environments.The role emphasizes collaboration with QA, AI teams, and game designers, requiring strong...

When a player opens our game, the first thing they feel isn’t just the art — it’s the flow. The clarity. The delight in moving through the experience. We’re looking for a Head of UI/UX who understands that great interface design is invisible — but unforgettable. You’ll lead a small team of designers, work closely with product and development, and...

Genesis seeks a role where you own Quadrants end to end: the API, the IR and lowering, the optimization passes, the numerical primitives, and the roadmap. You will ensure the surface is idiomatic Python, while building a compiler-driven backend that makes kernels fast and maintains coherence as the system grows.You will balance usability with performance,...

A leading fashion sustainability firm in Paris is seeking an Engineering Manager to lead a Data Platform team. You will manage a small team of Senior Data Engineers, focusing on the reliability and scalability of the core data infrastructure. Expect to work closely with Analytics Engineers and Data Scientists to enhance usability and drive initiatives...

Prelude, based in Paris, is redefining authentication and onboarding with a modern Go-based stack.Veuillez vous assurer de lire entièrement l'aperçu et les exigences pour cette opportunité d'emploi ci-dessous.We serve fast-growing European clients while expanding into the US, building scalable services that block fraud and deliver strong conversion.You...

Pennylane, a leading AI-driven fintech, seeks a Senior Product Manager, AI, to own Studio Builder and help define the future of an extensible financial platform for SMEs. You will shape the product strategy, drive AI-powered experiences, and work closely with AI, engineering, design and product teams to turn ambitious ideas into tangible customer value.This...

Mistral is seeking a Product Manager for the Context team to define how AI agents access, interact with, and leverage context, data, tools, platforms, and environments. You’ll bridge cutting-edge AI capabilities with real-world usability, shaping how users and enterprises engage with Mistral’s broader product ecosystem.You will work at the intersection...

Lenstra in Paris is seeking a Data Platform Product Owner to own the vision, roadmap, and delivery of large-scale data platforms at client IT ecosystems.You will work hands-on with engineers, data scientists, and architects to design and evolve a data platform used by 100+ consultants, building enterprise-grade foundations that balance scalability,...

Dust is seeking a dedicated researcher to establish a research practice from the ground up. The role spans interviews, usability and concept tests, and surveys, with findings crafted into narratives that guide product and go-to-market choices.The candidate will run mixed methods studies rapidly, demonstrate research that influences real decisions, and thrive...

Capital Fund Management (CFM) seeks a Senior Data Scientist for the Data Corporate team in Paris.Si vous voulez connaître les exigences de ce poste, poursuivez votre lecture pour toutes les informations pertinentes.You will turn fundamental company data into high-impact features and signals that feed alpha models owned by Researchers.You will work with data...

Keoni is seeking an experienced Engineer/SRE to support run operations across a European environment. The role focuses on ensuring daily performance, reliability, and automated improvements of application infrastructure.You will implement monitoring, observability, and data-driven metrics to drive service reliability. The position emphasizes collaboration...

Keoni is seeking a Data Developer with 5+ years of experience in Python, SQL, Shell and Spark to support CLoudera Hadoop-based data platforms. You will develop and maintain data ingestion, populate the Datalake, and provide user support in a high-demand production environment.You will mentor juniors, review code, and ensure delivery deadlines while improving...

Frontend Engineer - Advanced AI Systems We are partnered with a cutting-edge AI safety startup that is building the foundational reliability and optimization layer for advanced AI systems capable of managing hundreds of millions of API calls monthly and train proprietary LLMs and VLMs that outperform commercial and open-source models. They are seeking a...

Alan is seeking a User Researcher to ensure product decisions are grounded in what members actually need, feel, and experience. You will gather questions across the company, design the right research, and run interviews, diary studies, surveys, and usability sessions through the full product cycle, turning findings into actionable insights.You'll collaborate...

DescriptionThe successful candidate must excel in an energetic, collaborative small-team environment and be able to move seamlessly between medical and engineering cultures. A commitment to high product quality and scientific integrity is essential, along with a strong sense of shared responsibility and shared reward and the ability to make the work fun and...

Genesis AI is seeking a principled systems engineer to own Quadrants end-to-end: API, IR, lowering, optimization passes, and core primitives. You will ensure usability, correctness and performance across CPU and GPU backends while coordinating with Genesis as the primary workload driver.You will drive the design of readable, Pythonic APIs for physics...

Creative Fabrica in Paris is seeking a Product Designer to own the end-to-end Studio experience, elevating usability and visual quality for our AI-native design suite. You will collaborate with engineers and product teams to translate ideas into buildable UI.You’ll ship thoughtfully, iterate quickly, and build a scalable design system across features,...

CONTEXTEUne grande banque d'investissement et de financement a lancé un programme dit "E2E Credit Chain" consistant à une transformation et une urbanisation de la chaîne de Credit Corporate "Front to back" avec une dimension cross-region forte.Le programme s'appuie sur des principes et piliers innovants :Démarche, culture et organisation innovantes ->...

What Quadrants isQuadrants is an open-source translation layer that turns ordinary Python into optimized machine code at runtime, across CPU (Arm64, x86) and GPU (AMDGPU, CUDA, Metal, Vulkan) backends. CUDA is the primary target, with x86 the strong runner-up, especially for real-time simulation. The others drive adoption and support fast prototyping for...