456 backend developer English-speaking jobs in France

Senior Software Engineer to help build and evolve the systems and APIs that power Runware’s Web App and Developer ... reliable internal and developer-facing APIs and functionality that make complex AI infrastructure simple ... What you’ll do Build and maintain internal and developer-facing APIs and services that power the Web ... App and developer experience Develop and evolve public API functionality, including task types, validation ... You’ll work closely with backend engineers, frontend engineers, Product, Design and other teams to build

strongAbout Mistral /strong Mistral provides full-stack AI solutions: from frontier models to developer ... on creating robust, high-performance systems that support authentication, billing, AI tooling, and developer ... serving millions of users. p Build and improve systems for authentication, billing, AI tooling, and developer ... The Role As a Backend Engineer on the Engineering team, you will build the core systems that power our ... Our team develops the backend infrastructure and APIs that enable Studio, Vibe, and Vibe Code, shaping

strongMid-level Full Stack Developer /strongbrFull-timebrIn-person At Interstellar Lab, our mission is ... applications and long-duration space missions. strongAbout the Role /strongbrAs Mid-level Full Stack Developer ... 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 development Proficiency in Python (FastAPI) and modern backend

As a Back End Developer at Earnix, you will be an integral part of our Engineering team, reporting to ... Knowledge of integrating LLMs and AI tools into backend systems. ... Strong proficiency in TypeScript and/or Python for backend development. ... You'll Do It Using At least 6+ years of experience in backend software engineering. ... Integrate AI capabilities (including LLMs and agentic tools) into backend workflows and services.

bottleneck is a process, not a pipeline You’re comfortable in the NGA stack or can get there fast: Go (backend ... You combine architectural thinking with hands-on delivery, and you understand that the best developer ... You will set the strategy, own the Internal Developer Platform, define golden paths, and drive adoption ... portals Own the developer experience vision for the Nexus platform, from service creation through to ... across NGA and IFS product teams, serving as the voice of the developer inside the platform organisation

Your responsibilities include: Developing robust and secure backend applications using Ruby and Ruby ... Our client, a fast-growing company in the fintech sector, is looking for a Ruby Developer to strengthen ... Your Mission: As a Ruby Developer, you will play a key role in designing and building high-performance

Claude Code) to improve developer experience and delivery. ... Proactive learner with pragmatic adoption of AI-assisted developer tools (for example GitHub Copilot, ... Senior Back-End Engineer Key responsibilities As a Backend Engineer within Advanced Analytics ... backend services and REST APIs powering AI-enabled solutions: clean interfaces, robust domain models ... As a Backend Engineer, you are in charge of the following responsibilities: Design, build, and maintain

As a Senior Salesforce Developer, you will be responsible for : Development /strongðð»ð» Develop solution ... France and Brazil. strongð Your future position: /strong Swile is actively seeking a Senior Salesforce Developer ... our Salesforce tech stack : APEX, Visualforce, Aura LWC Knowledge of Ruby on Rails or appetite for backend ... end-to-end delivery, Contribute to adjacent technical areas, including marketing tools, data contracts, backend

Missions Biomethane project: develop, deliver and maintain applications (Front and Backend) supporting ... Azure DevOps / AWS SQL Server Additional Information Senior Front (Angular) and Back End developer ... Provisions, PNL Reporting and Risk supervision Requirements Senior Front (Angular) and Back End developer

s or Master’s degree in Computer Science, IT, or a related field Strong experience as a Full Stack Developer ... / Engineer Frontend expertise: Angular (preferred) TypeScript, HTML, CSS Backend expertise: C# / ... contribute to building end-to-end digital asset solutions, combining Angular frontend development, C# backend ... engineers to design and deliver innovative features aligned with business needs Build and maintain backend

Backend Developer (.Net Core) for Post Sales team. Requires 5+ years in software development with C# and .Net Core. Must know SQL (MSSQL/Postgres), build APIs, and use AI daily.

Backend: Build robust backend systems with Java, Spring Boot, and API development (GraphQL). ... Transform Digital As a Full Stack Developer, you will be a team expert in both front-end and back-end ... Minimum 5 years’ relevant experience in backend development (Java, Spring Boot, API development).

Model, design, and implement databases and backend systems. ... Description du poste Your Role As a C++ Developer at ALTEN, you will design, develop, and optimize

Infrastructure Improvements: Evolving our backend platform for reliability, observability, and developer ... Contribute to technical architecture and decision-making across the backend stack. ... Own the Stack: Build and maintain backend services using modern technologies like .NET Core, PostgreSQL ... The Opportunity: As a Backend Software Engineer you’ll work on performance-critical systems that process ... Continuously monitor and improve the reliability, maintainability, and test coverage of backend services

Contribute to architecture, engineering standards, developer experience, and continuous improvement. ... Working across both backend and frontend, you will help build business-critical applications and platform ... Ability to investigate and resolve complex production issues across frontend, backend, infrastructure ... the entire software development lifecycle, from domain discovery and technical design to frontend and backend ... Strong experience with C# and .NET, building production APIs, backend services, and distributed applications

The team To sustain the company's growth, Ledger is looking for a Senior Scala Backend Engineer to join ... This team builds and operates the backend services that power blockchain account management, transaction ... What we're looking for no-style="min-height:1.5em" p 5+ years of backend engineering, with real production ... France, 75002 Employment Type Full time Location Type Hybrid Department Tech Software Engineering - Backend ... and contribute to the team's AI tooling. p Mentor other engineers and share your knowledge across the Backend

What you'll do Design, develop, and maintain backend services in Python. ... What we're looking for At least five years of experience in backend software development. ... Backend services are central to every customer workflow and every major product initiative. ... Our Python backend integrates with multiple APIs that trigger image-processing workflows and connect ... You will work with Flavio, our Engineering Manager, Joffrey and Sebastien, Senior Backend Engineers closely

Helix is our flagship Ad-Network team of around 60 top-tier engineers and data scientists spanning backend ... Senior Product Managers, QA/Release Engineers, and five exceptional Senior Engineers specialized in backend ... space. p Experience in Objective-C, Kotlin, Node. p Practical experience setting up or customizing AI developer ... integrating agentic workflows, LLMs, and AI-driven automation tools to solve complex challenges and elevate developer

Experience building internal or developer-facing tools. ... Full-stack experience — building web UIs as well as their supporting backend services. ... Build user-facing tooling and interfaces where the work calls for it, spanning UIs and the backend services

tools; Monitoring and administration capabilities for real-time applications; The development of backend ... , including testing, containerization, monitoring and deployment practices; Software architecture, developer ... performance optimization, data processing, software architecture, observability, continuous integration and developer ... AI-assisted engineering initiatives; Improvements to software quality, reliability, maintainability and developer