Emplois de backend software dev engineer ii – Paris

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...

ContextTwo video surveillance products are entering development at Vizzia: video-based traffic enforcement, with a first deployment in the UK, and ANPR, automatic number plate recognition run on legal request. Both rely on the same technical chain: camera-equipped units in the field, an edge to cloud pipeline, and a SaaS that officers use every day. That...

Numberly est reconnu comme l’un des meilleurs specialists mondiaux du Data Marketing avec près de 500 collaborateurs et 11 bureaux dans le monde au service de plus de 300 clients de premier plan (L'Oréal, Arte, Groupe Seb, Pernod Ricard, SNCF, Aigle, HSBC...). En mettant la technologie au service des marques et des consommateurs, Numberly est au cœur de...

OverviewLooking 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...

About GitGuardianGitGuardian is a global cybersecurity scale-up. The company is based in Paris, New-York City, Boston.Among our early investors who saw our market value proposition, are the co-founder of GitHub, Scott Chacon, along with Solomon Hykes, Docker's co-founder. American and European top-tier VC firms have also invested in GitGuardian who raised...

ACV is a technology company that has revolutionized how dealers buy and sell cars online. We are transforming the automotive industry. ACV Auctions Inc. (ACV), has applied innovation and user-designed, data driven applications and solutions. We are building the most trusted and efficient digital marketplace with data solutions for sourcing, selling and...

Software Engineer – Backend at Helsing Who We Are Helsing is a defence AI company dedicated to protecting democracies. Our mission is to achieve technological leadership so that open societies can continue to make sovereign decisions while maintaining ethical standards. We are an ambitious, committed team of engineers, AI specialists, and customer‑facing...

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...

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...

Nous sommes une équipe de développeurs expérimentés, en charge d’une plateforme technique fortement connectée :Des bases de donnéesDes APIDes connectivités avec d’autres acteurs de la logistiqueDes frontaux pour différents types de clientsDes flux avec nos CRMNous gérons à la fois le développement (Postgres, Node, React, TypeScript, Python) et...

We are looking for our first Software Engineer, User Safety Tooling! About the role As an Engineer on our User Safety team, you'll design and build internal systems to protect our users, support data collection, and ensure compliance with global regulations. You'll join a small, fast-paced team where you'll have the freedom to be creative and develop...

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...

What We Do The shift to electric mobility is happening. Electra is accelerating it. Transportation is one of Europe's biggest sources of carbon emissions. Since 2021, Electra exists to make charging so simple that electric vehicles become the obvious choice for everyone. In 5 years, we've built a team of 300+ talents from 21 nationalities in 10...

C12 Quantum Electronics, based in Paris, is seeking a seasoned backend software engineer to drive the core quantum measurement software framework. You will collaborate with R&D and engineering teams to translate complex experimental needs into scalable software solutions and define architecture for instrument control and data storage.You will own the full...

En tant que Staff chez Matera, tu contribues à définir la vision technique backend et à l'appliquer : tu fixes les standards, tu améliores la DevX, tu inities les chantiers structurants pour qu’on construise un produit de meilleure qualité et avec une meilleure vélocité. Ton impact se mesure à l'échelle de toute l'équipe technique. Concrètement,...

About the Role You’ll join the Performance team the engineers who own advertiser outcomes at Vibe. Bidding, pacing, and the prediction stack that drives both. You’ll report to Clément Schiano, Engineering Manager for Performance. This role exists because our roadmap is clear and the bottleneck is execution. We have a knowledge concentration problem too:...

What we doJoin a team of passionate and hard working entrepreneurs to transform healthcare!Working in the tech team at Doctolib involves building innovative products and features to improve the daily lives of care teams and patients. We work in feature teams in an agile environment, while collaborating with engineering, product, design, and business...

WHY WE NEED YOU Our growth is driving us to strengthen our HDV tribe within the Hardware Operations team to support the development of a major new project and manage our expanding infrastructure. Your mission will be to develop and maintain a variety of software solutions, from internal scripting to complex SaaS platforms, in order to bridge the gap between...

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...

ROLE DESCRIPTIONThe AI Backend Python Engineer (Staff) will provide technical leadership and define the architecture for backend systems that power the next generation of generative AI applications and large language model(LLM) integrations. This role focuses on driving strategic technical direction, designing platform-levelsolutions using Python, FastAPI,...