Emplois de staff backend engineer python – Paris

About usWazo builds programmable, API-first communication infrastructure and applications.We power unified communications at the infrastructure level:real-time systems, SIP signaling, WebRTC, media flows, distributed services, and high-availability architectures and applications based on those.This is not feature-layer work.This is mission-critical telecom...

The fashion industry is responsible for 5–10% of global greenhouse gas (GHG) emissions. As pressure for climate action grows, more companies are turning to carbon management tools. But most platforms are generic, lacking the depth needed for driving real change in fashion. That's why we built Carbonfact, the only environmental data platform tailored for...

About MarbleMarble is a climate tech venture studio. We partner with scientists, engineers, and operators to create companies solving hard climate problems in the world's largest industries.Our first 15 companies are building transformative products across energy, industry, agriculture, and climate resilience. 100% have been successful in raising follow-on...

The Analytics Data Platform Batch team owns the platform that powers batch data processing across Datadog’s internal data infrastructure. We execute 800k+ Spark jobs daily - plus PySpark, Ray, and Python-based workloads - serving 50+ internal teams across billing, cost management, security intelligence, applied AI and more. We are a platform engineering...

Senior Full-Stack Engineer (Product & Platform) Paris Office Location: Paris (75002), 2 days remote per weekCompany: Escape : Leading AI CybersecurityCompensation: €75–90k base + 0.05% BSPCE depending on seniority and scopeTotal Engineering Team at Escape: 21 Engineers, 4 Technical Leads, 4 Squads About Escape Escape is offensive security for the teams...

About Alta Ares Alta Ares is an air defense Neoprime. We build AI-guided interceptors to counter drones and cruise missiles, along with the software platform that powers them. Our customers are NATO-aligned militaries and defense institutions, and our systems are regularly deployed during live exercises and operational demonstrations across Europe, the...

We’re looking for an Agentic Platform Engineer to join our tech team and help build the future of neuro-contextual advertising at global scale. Who We Are At Seedtag, our mission is to transform advertising by proving that effectiveness and user privacy can truly coexist. As the leading Neuro-Contextual Advertising Company, we combine Artificial...

You build the systems that actually make AI 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...

Rejoignez WeScale et contribuez à un accompagnement de haut niveau pour structurer, orienter et accélérer les transformations technologiques de nos clients. Le contexte Les squads AI-augmented de WeScale ne tiennent que si le socle sur lequel elles reposent est solide. Pipelines CI/CD intégrant des agents, infrastructure reproductible d’un client à...

Job Description: Airbus Defence and Space is looking for a AI Network Software Engineer (f/m) to join our Technology & Innovation Lab department based inBoulogne-Billancourt (Paris), France. You will join an innovation and engineering team working on the design, development, and evolution of advanced networking solutions. The position offers the opportunity...

Hi, we’re Back Market. We’re here to help make tech reliable, affordable, and better than new. We're a global marketplace for refurbished devices, helping lower our collective environmental impact by providing trustworthy, affordable tech with 92% less carbon emissions than new. Yep, you read that right. Turns out refurbished tech is way better for the...

Anthropic’s mission is to create reliable, interpretable, and steerable AI systems. We want AI to be safe and beneficial for our users and for society as a whole. Our team is a quickly growing group of committed researchers, engineers, policy experts, and business leaders working together to build beneficial AI systems.As a member of the Applied AI team at...

GitGuardian, based in Paris, is seeking a senior backend engineer to join the Sources Squad. You will work on a large-scale Django application, focusing on reliability, scalability, and integration with platforms like GitHub, GitLab, Slack, Jira and AWS.You will own features end-to-end from design to deployment, handle production incidents, and collaborate...

Member of Technical Staff — Full-Stackthe company is pioneering the next era of enterprise AI by building intelligent systems that learn continuously from real-world execution. We transform complex enterprise workflows and business context into dynamic, interactive environments where AI agents can safely learn, adapt, and improve. By combining...

Our team shared’s mission is deploy AI agents to transform how patients and doctors connect We believe healthcare shouldn’t be defined by missed calls, endless waiting lines, and overwhelmed staff. Patients and professionals deserve better. Vocca builds AI voice agents that answer every call instantly, schedule and reschedule appointments, and free up...

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 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...

Decathlon aspires to become the world's best sports digital platform and open ecosystem. We want to enable customers to experience Decathlon through numerous local sports-centric experiences by connecting many third-party actors and services in a secure and high-performance manner.Our digital teams in Lille and Paris (and more...) grouping over 5000...

Python FastAPI REST APIs Streaming APIs Pytest Rejoignez VISEO et découvrez un monde de possibilités où nous mettons l'Humain, le Collectif et le Challenge au cœur de tout ce que nous faisons. Qui êtes-vous ? Si pour vous être Développeur IA Générative / AI Engineer c'est : Concevoir, développer et industrialiser des applications basées sur...

Doctolib is seeking a Staff Site Reliability Engineer to lead reliability and scalability across a European-scale platform. You will supervise infrastructure, observability, and reliability initiatives while mentoring engineers and guiding cross-functional teams.Role spans on-call leadership, architecture reviews, and collaboration with product teams to...