Emplois de software engineer testing – Paris

About H: When we released Holo4 on 28 September, we published every trajectory behind its public benchmark scores at trajectories.hcompany.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 agents...

Phoxygen engineering team is looking for experienced C engineers to customize and improve the Firefox OS Gecko layer. You’ll be assisting the teams that develop Firefox OS devices which are used by hundreds of thousand of people around the world.Your roleSome specific details about the role :Translate designs and wireframes into high quality codeDesign,...

We are building the best platform in the world for engineers to understand, scale, and protect their systems, applications, and teams. We operate at high scale—trillions of data points per day—providing always-on alerting, metrics visualization, logs, application tracing, and security insights for tens of thousands of companies. Our engineering culture...

About Us Harmattan 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 hands-on Senior Software Engineer to work on the architecture, development, integration, testing, and delivery of Rivercell's instrument operating platform—the software that controls the hardware, executes biological protocols, monitors device performance, manages failures, and ensures the traceable acquisition of experimental data.The...

We’re hiring one of the earliest members of the Web Engineering team at amo. In the first few months, you’ll work closely with the team to build and own the systems that power our operations, analytics, and distribution. As an early member of the team, we’re looking for versatile engineers who are comfortable owning entire surfaces, from architecture...

You build the systems thatactually makeAI work in enterprise environments, not demos, not prototypes that stall after a pilot, but production agentic architectures running inside real client organizations. The difference between an AI Engineer and what we are looking for is straightforward: you have shipped a multi-agent system in production, you have owned...

Key Highlights Job Title: Full-Stack Software Engineer Location: Paris, hybrid working Reporting to: Engineering Lead Salary: Up to €70k DOE About Us SaleCycle is redefining how brands convert, engage, and retain customers through AI-driven experiences across the entire customer journey. SaleCycle combines real-time onsite personalisation and intent...

🛠 Tech Team and Technical StackWe are building the infrastructure and interfaces necessary to optimize the main processes of road freight transport. Currently, the tech team consists of around 45 people; you will have a significant impact on the evolution of the company and the product! The product is divided into three parts: the API, the mobile app, and...

# Forward Deployed Engineer - Software Engineer - FranceElevenlabsRemoteFranceSoftware EngineeringPosted Sep 19, 2026About ElevenLabs ElevenLabs is an AI research and product company transforming how we interact with technology. We launched in January 2023 with the first human-like AI voice model. Today, we serve millions of users and thousands of...

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...

Satelia développe un logiciel de télésurveillance médicale pour le suivi à distance de patients atteints d’insuffisance cardiaque. Pour accompagner notre croissance, notre monolithe PHP/Symfony historique est en pleine transition vers une architecture modulaire DDD. Un chantier d'architecture continu qui stimule le quotidien de l'équipe. Développer...

HG Insights is the global leader in technology intelligence, delivering actionable AI‑driven insights through advanced data science and scalable big data solutions. Our Big Data Insights Platform processes billions of unstructured documents and powers a vast data lake, enabling enterprises to make strategic, data‑driven decisions. Join our team to solve...

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.We are a...

About GitGuardianGitGuardian 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 2026GitGuardian leads the way in securing the credential...

Lead Hybride et Mobile **Package: 83-93k€ ** Qui sommes-nous ? Artefact est un leader européen du conseil en Data et IA. Présents dans 24 pays avec 1 800 collaborateurs dont 200 profils techniques à Paris, nous déployons des solutions techniques sur-mesure pour de grands groupes mondiaux dans tous les secteurs clés de l’économie – industrie,...

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...

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...

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...