108 backend developer English-speaking jobs in Île-de-France

Backend Developer (.Net) role requires 5+ years of experience with C# and .Net Core. Responsibilities include developing and redesigning features, ensuring code quality, and building APIs. Proficiency in SQL and NoSQL is necessary.

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

TJM): TJM HT max 518 € (hors éventuels frais de mission, à discuter avec le client) Medior Sitecore Developer ... higher) The role : You will develop and enhance Sitecore-based web platforms, work closely with backend

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

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).

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

Software Developer in Paris, France. ... The successful candidate will collaborate closely with Android, Backend, QA, DevOps, and Product teams ... Collaborate with Product Management, Security, QA, DevOps, and Backend engineering teams to deliver end-to-end ... Experience designing public APIs and developer-facing SDK documentation. ... The Senior Software Developer (iOS) plays a key role in the design, development, and delivery of secure

Technical interview with a developer: a live coding session of 1 to 1.5 hours. ... . •     Node.js backend: API design, auth, error handling, observability. •     Asynchronous processing ... You will report to the Head of Engineering and collaborate with other departments to build the backend

Experience building simulations, test harnesses, developer tools, or integrations with complex enterprise ... What You'll Do Build and maintain backend services, APIs, tools, and integrations used by AI agents ... Strong Python skills and experience with backend development, including APIs, data processing, automated

Here is what you can expect when you join our team: Career Growth: Whether you’re a budding developer ... Minimum of 2+ years of experience with JAVA and Python backend developments. ... Our products are based on a REST backend architecture that communicates with SDKs embedded in mobile ... The R&D team behind these products is made up of around 25 people, divided into different squads: Backend

The Role You'll join the Backend team in Paris, reporting to the Head of Platform. ... This team own Construct's backend and infrastructure, plus a handful of internal tools. ... What you'll do ·       Work closely with the rest of the team on Construct's backend ·       Collaborate ... and the other Terabase teams Requirements What we are looking for · 3-5 years' experience in backend ... with our external software development teams ·       Design, develop, build, test, deploy Construct's backend

Your Mission We are looking for a Confirmed Backend Engineer to join the Payment Squad. ... As a Backend Engineer, your role will be to contribute to delivering a reliable and, scalable platform ... You will be reporting to the squad's Engineering Manager and working with a team of 10 Backend and Frontend

Tasks Are you a full-stack developer who loves delivering features from end to end? ... Our stack 200+ AWS instances (EC2, S3, SQS, Cognito) 10 TB+ of data ingested every day Backend: Ruby ... Backend (Ruby on Rails) Design, development, and maintenance of Ruby on Rails applications and RESTful

AI-Augmented Engineering Proficiency: Active, practical experience integrating AI developer tools (, ... Software Engineering & Streaming: Demonstrated expertise building production backend services in Java ... High-Throughput Streaming & Backend Services: Build scale, fault-tolerant real-time ingestion pipelines

Ability to read and understand unfamiliar codebases and trace application behavior across frontend, backend ... You’ll work closely with engineers, reviewers, developer support, and Add-ons leadership to turn ideas ... Internal developer platforms: Create tools and paved paths that make it easier for teams to ship and

Homa is a global mobile game developer and publisher creating games people love. ... technical knowledge multiplier: identify automation opportunities, expand the team’s understanding of backend ... Experience shipping and maintaining live, revenue-generating mobile games, especially puzzle games at scale Backend

You are not shy of backend development. API design is your bread and butter. ... Backend experience in Python (we use FastAPI) or any JVM Language (we use Scala). ... What You’ll Be Doing Own features end to end across iOS, Android and backend, from the idea to the thing ... this role We need a senior engineer who can build across the whole Replika product: iOS, Android and backend