1291 backend developer English-speaking jobs in France

processInitial discussion with our HR team to explore your background and motivations.Technical interview with a developer ... React-based user interfaces for our post quantum cryptography products.Collaborate with Product and Backend ... performance and ensure cross-browser and cross-device compatibility.Integrate REST APIs to interact with our backend ... deeptech environment.The team you'll be joiningYou will be part of our R&D team, working closely with backend

Cycloid is both an Internal Developer Platform and an Internal Developer Portal, with modules around ... Collaborate closely with product managers, frontend, backend, and DevOps teams to define requirements ... work hands‑on on new features and product improvements, and collaborate daily with product, frontend, backend ... developer portal and platform, alleviating the cognitive load on IT teams and advocating for FinOps ... We optimize the developer experience and operational efficiency by accelerating the delivery of an internal

Backend Development: Experience building scalable, high-performance systems. ... Standards: Establish benchmarks, tools, and best practices to ensure the system is efficient, scalable, and developer-friendly ... About the Role: As a Backend Engineer, you'll collaborate directly with the CTO to architect and

and TypeScript that surface complex graph data through intuitive visualizations.Design and evolve the backend ... You will work across the entire stack to design and ship the developer console, API dashboards, and internal ... customers interact with our platform every day.What You'll DoArchitect and implement the Rippletide developer ... the CI/CD pipeline for the web platform, continuously improving test coverage, build performance, and developer ... work autonomously in a fast-paced environment where ownership is broad.Nice to HaveExperience building developer

on the backend to join our tech team. ... 📝 Overview We are seeking a passionate Frontend Developer who is also comfortable working occasionally ... Contribute to backend development when needed, building or maintaining lightweight services and APIs ... Experience or willingness to contribute to Node.js backend tasks (API creation, integrations, simple

Developer that wants to change the world. ... and to improve the overall quality of their recruitment experience.About the roleWe’re looking for a Backend

innovative terrestrial applications and long-duration space missions.About the RoleAs Mid-level Full Stack Developer ... You will develop backend and automation services, contribute to our React-based BioApp, and integrate ... designers to connect devices, data, and interfaces seamlessly.ResponsibilitiesDevelop and maintain backend ... Qualifications3-6 years of experience in full-stack developmentProficiency in Python (FastAPI) and modern backend

OverviewWithin the PnL team, you join as a fullstack developer. ... experience in full-stack development (Angular, C# or Java) in the banking field.Frontend: Angular; Backend ... Our work methodology is agile and you are integrated into our developer community.We offer a stimulating

And to support our growth, we’re hiring a Frontend Developer & Practice Lead. ... You’ll be interacting with our backend developers to define the API contracts. ... Role We're looking for a passionate Frontend Developer who will also serve as our Frontend Practice ... Vitals, bundle optimization) Experience with CI/CD pipelines for frontend applications Familiarity with backend

About the Role As Mid-level Full Stack Developer at Interstellar Lab, you will design, build, and scale ... You will develop backend and automation services, contribute to our React-based BioApp, and integrate ... Responsibilities Develop and maintain backend services and APIs in Python (FastAPI)Contribute to frontend ... Qualifications 3-6 years of experience in full-stack developmentProficiency in Python (FastAPI) and modern backend

frameworks (Vuetify) Familiarity with Git and collaborative development workflows Basic understanding of backend ... GitLab CI, GitHub Actions) Understanding of Kubernetes basics Experience building internal tools or developer

portfolio management for our institutional clients.This is an excellent opportunity for a motivated developer ... continuously improve code quality and processes.WHAT YOU WILL NEEDHands‑on experience with Python in backend ... fast‑paced, high‑performance environment.Duration: 6-month internshipWHAT YOU WILL DODevelop and maintain backend

Your main responsibilities will be to: Backend Engineering: Design, build, and maintain efficient, ... 🔥 Tasks As a Ruby on Rails senior developer, you will join our development team. ... engineering Technical written challenge (time-boxed) Challenge debrief with our Ruby on Rails lead developer

The Fullstack "Predisposition": You’re not just a UI developer. ... We value your frontend expertise here to ensure our APIs are as developer‑friendly as they are fast. ... You have a strong interest in the backend (Node.js). ... You see the backend as an opportunity to broaden your impact rather than a chore. ... You are ready to bridge the gap between high‑performance client‑side scripts and the backend services

join a highly experienced engineering team working on a modular, extensible platform combining Java backend ... practices Support extensibility and modularity across the platform ecosystem Tech Environment Backend ... Process: Intro Call + 4 client interviews Responsibilities Develop and maintain features across Java (backend

Technical Stack: The team currently consists of: 1 Backend Developer We’re aiming to grow to a team ... Senior Backend Software Engineer, Routing Squad Diabolocom is a leading European provider of AI-first ... of up to 10 people across domains (Backend and QA Engineers, and Product Managers). ... of our exponential growth, we are strengthening our internal engineering team and opening a Senior Backend

the company’s success, at every stage of your journey with us.We are looking for a skilled Full Stack Developer ... The role involves working across backend, frontend, integrations, and CI/CD pipelines with a strong emphasis ... reliability, quality, and continuous improvement.Role and responsibilitiesDesign, develop, and maintain backend

AI-First: Every developer is encouraged to use LLMs (Copilot, Claude, ChatGPT) in their workflow. ... Focus: 70% Backend (Python/Django) | 30% Frontend (React/TypeScript). ... Technical Stack Quality: 94% backend test coverage (100% on business logic).

We are looking for a Backend Engineer to maintain and evolve a high-performance backend system that powers ... Design and evolve backend APIs and service interfaces. ... Experience working in polyglot backend environments. ... Opportunity to work on technically challenging backend systems. ... High ownership over backend architecture and technical direction.

Solid knowledge of backend technologies (Node.js, Python) and frontend technologies (Vue, React, React ... Stack Backend: on AWS using Appsync, API gateway, Lambda, Cognito user pools, Cloudfront Dynamo DB, ... Deployment: Gitlab CI for frontends, CloudFormation and CDK for backend Monitoring: Grafana, Sentry, ... Responsibilities Delivery & Execution Own the end-to-end delivery of technical initiatives across web, backend