Emplois de software engineer data – Paris

Why Mozilla? Mozilla Corporation is the non-profit-backed technology company that has shaped the internet for the better over the last 25 years. We make pioneering brands like Firefox, the privacy-minded web browser. Now, with more than 225 million people around the world using our products each month, we’re shaping the next 25 years of technology and...

Theodo recherche un Software Engineer Fullstack à Paris pour concevoir et développer des produits digitaux adaptés aux clients, en accord avec les meilleures pratiques et les standards de qualité.Vous évoluerez dans une équipe à taille humaine, bénéficierez d’un coaching interne et d’un parcours personnalisé pour devenir lead technique ou...

Looking for someone to join us as one of the early members of the Backend team. In the initial months, you'll be working closely with the team, gradually taking ownership of central components and features. Given our early stage, we're seeking versatile engineers, comfortable contributing to various aspects of the company's foundation.We value team members...

Senior Staff Software Engineer at Alice & Bob, Paris. A senior-level full time position in the Software team, listed under software engineering.We're a diverse team of 250+ brilliant minds from over 35 countries united by a single goal: to revolutionise computing with a practical fault-tolerant quantum machine. Are you ready to take on unprecedented...

About UsHarmattan AI is a next-generation defense prime building autonomous and scalable defense systems. Following the close of a $200M Series B, valuing the company at $1.4 billion, we are expanding our teams and capabilities to deliver mission-critical systems to allied forces.Our work is guided by clear values: building technologies with real-world...

We are looking for a Python Senior Software Engineer to join Platform team. As a Senior Software Engineer, your mission will be to work on designing and delivering essential components that empower Doctolib teams to build robust and scalable services. You will be working in a feature team developing the chassis, archetypes, business-agnostic services,...

Unlock your future:your journey starts here!PALO IT is hiring a Senior AI Native Software Engineer in Paris, France (hybrid) to design, build, and ship AI-augmented software for enterprise clients, using PALO IT's proprietary Gen-e²™ AI-native delivery methodology . The role sits in a technology consultancy of 450+ experts across 10 countries, and...

Lemonway is a licensed payment institution at the heart of Europe’s new digital economy. We secure payments for crowdfunding platforms, the collaborative economy, marketplaces and online retailers, with a strong commitment to fighting fraud and protecting funds. Regulated by the ACPR and benefiting from the European passport in 29 countries, Lemonway is...

About GitGuardian GitGuardian is a global cybersecurity scale-up. The company is based in Paris, New York City, Boston.Our early investors include Scott Chacon, co-founder of GitHub, and Solomon Hykes, co-founder of Docker, alongside leading US and European VC firms. We raised our Series C in early 2026.GitGuardian leads the way in securing the credential...

About Mistral Mistral provides full-stack AI solutions: from frontier models to developer tools, applications, and compute. We partner with enterprises tackling the hardest problems across high-stakes industries like finance, manufacturing, defense, healthcare, and the public sector, co-creating customized AI systems that they can run on their terms. About...

Company Description We’re Checkout.com. You might not know our name, but companies like eBay, Spotify, Klarna, Uber, and Sony do, because we’re behind many of the digital experiences you use every day. We are where the world checks out, enabling over 10 billion transactions yearly for more than one billion global shoppers. Whether you want to book a...

Dashlane’s mission is to deliver the credential security every business and employee needs to thrive. Millions of consumers, and over 25,000 brands worldwide, such as Michelin, Air France, and Forrester, trust Dashlane for industry-leading innovations, patented zero-knowledge security, and an unmatched user experience. Founded in Paris, Dashlane has since...

Entalpic in Paris is seeking a Scientific Software Engineer with a strong chemistry/materials science background to build the scientific data platform powering our AI-driven materials discovery platform.You will design schemas, develop Python pipelines, apply LLMs for extraction, and collaborate with chemists, researchers and engineers to transform...

About MistralMistral provides full-stack AI solutions: from frontier models to developer tools, applications, and compute. We partner with enterprises tackling the hardest problems across high-stakes industries like finance, manufacturing, defense, healthcare, and the public sector, co-creating customized AI systems that they can run on their terms.About...

About H:When we released Holo4 on 28 September, we published every trajectory behind its public benchmark scores at trajectories.the company.ai. For OSWorld that's 369 desktop tasks, each run 3 times, with the steps, tokens and time of every attempt. This role builds and runs the evaluation framework that produces runs like these. H builds computer-use...

Build AI-powered product capabilities that automate, predict, and simplify user workflowsSpendesk is looking for a Backend Software Engineer (IC3) to join our AI & Data Products squad and help build the next generation of product features powered by AI, ML, and intelligent automation.This is a hands-on backend role focused on turning predictive models, LLM...

About UsHarmattan AI is a next-generation defense prime building autonomous and scalable defense systems. Following the close of a $200M Series B, valuing the company at $1.4 billion, we are expanding our teams and capabilities to deliver mission-critical systems to allied forces.Our work is guided by clear values: building technologies with real-world...

Ouihelp recherche un Senior Software Engineer pour conduire des chantiers stratégiques et accélérer l’activité via l’IA et l’excellence technique. Vous serez responsable de la stabilité et de la qualité du périmètre, tout en faisant monter le niveau de l’équipe et en diffusant des pratiques IA-first.Profil: 5+ ans d’expérience, stack...

Qube Research & Technologies (QRT) is a global quantitative and systematic investment manager, operating in all liquid asset classes across the world. We are a technology- and data-driven group implementing a scientific approach to investing. Combining data, research, technology, and trading expertise has shaped our collaborative mindset, which enables us to...

Key Responsibilities Architect and govern production-grade agentic systems at enterprise scale: multi-agent orchestration across complex environments, RAG pipelines, policy-based routing, memory management, and programme-level lifecycle observability Define RAG pipeline standards across engagements: establish chunking and embedding strategies, set quality...