1015 backend developer English-speaking jobs in Île-de-France

Python Backend Developer At Pearster, we’re connecting with experienced Python Backend Developers for ... Build and integrate REST APIs and backend services. ... Troubleshoot, optimize, and improve existing backend systems. ... Develop scalable, reliable, and maintainable backend solutions. ... Hands-on experience building and maintaining APIs and backend services.

As a Back-end Developer, you will: Collaborate with your squad to design and architect deliverables and ... focus on technical excellence, bringing people together for tech improvements such as CI/CD, DevX (Developer

Backend Developer role requiring 3+ years of experience in Java and/or Scala. Responsibilities include API design, feature development, and ensuring system robustness within an Agile environment. Expertise in event-driven programming and microservices is essential.

(CDI) Backend Developer (Elixir) - Minimum 2 years of experience in CDI - Culture/Art - Startup - Fully ... Developer (Elixir), here are the main details, and I’d be happy to discuss more in-depth.Startup with ... looking for a challenge and want to join a growing startup in the Culture / Events / Sports sector as a Backend

Backend Junior Software Engineer - Remote 4 days a week (Europe) Freelance Software Developer (C#) - ... AI Tutor Freelance Software Developer (C#) - AI Tutor Freelance Software Developer (Java) - AI Tutor ... Optimize performance, reliability, and scalability of backend infrastructure. ... What You’ll DoDesign, build, and maintain backend systems and services using Python and TypeScript. ... The OpportunityWe’re looking for a Senior Software Engineer to join our backend team and contribute to

About MistralMistral provides full-stack AI solutions: from frontier models to developer tools, applications ... on creating robust, high-performance systems that support authentication, billing, AI tooling, and developer ... systems serving millions of users.Build and improve systems for authentication, billing, AI tooling, and developer ... We are creative, low-ego and team-spirited.The RoleAs a Backend Engineer on the Engineering team, you ... Our team develops the backend infrastructure and APIs that enable Studio, Vibe, and Vibe Code, shaping

Note: The original document primarily describes a Python Backend Developer role; however, this refined

And to support our growth, we’re hiring a Java Backend Developer .Pixid is entering an ambitious transformation ... standardsObservabilityImplement comprehensive logging, monitoring, and tracing for distributed systemsQualifications4+ years of backend

Backend .NET Developer needed with strong experience in Payment Processing Workflow. Responsibilities include designing payment modules, developing robust APIs, and managing CB, wallet, and PSP flows. Must contribute to system resilience and implement unit tests.

The Job We’re seeking a passionate Backend Developer to join us on our amazing journey. ... Your skills and qualifications : Engineer or developer with 5 or more years of experience in software ... exceptional usabilityContribute to architecture and code design to build robust, maintainable, and efficient backend

Join Vibe's Integrations team as a senior backend engineer reporting to the Engineering Manager. ... Requirements include 6+ years of backend production experience, proficiency in TypeScript and Python, ... Nice to have experience with third-party integrations, GCP or multi-cloud, and developer-facing platforms ... Drive the architecture of Vibe's public API, develop documentation and tooling to improve developer experience

Your work will directly impact the developer and user experience, making it more engaging, efficient, ... Contribute to systems powering authentication, billing, AI tooling, observability, connectors, and developer ... What you will do Backend Development Design, develop and maintain scalable, robust backend features and ... Proficiency in Python or another backend language (JavaScript/TypeScript, C#, Golang). ... As a Backend Engineer, you’ll contribute to the development of the core systems powering our three main

jobs in France .Senior PHP Backend Engineer - Remote from anywhere Senior Backend Developer PHP/Symfony ... The role: Due to the growth of our business, we are looking for a Senior PHP Backend Developer to join ... ServicesReferrals increase your chances of interviewing at PayXpert by 2xGet notified about new PHP Developer ... methodologyWork closely with the design team to build reusable code and modulesIdentify gaps in the backend ... You’ll be responsible for the development of our core business payment backend applications in collaboration

About the Role Based in Paris or Bordeaux, the future Senior Backend Developer will be a key player in ... Every developer works on high-impact projects, tackling exciting technical challenges: improving performance ... Performance optimisation: Reduce recurring incidents, improve capacity planning, and optimise backend ... curious, sharp, and deeply technical with the desire to take ownership and work across a wide range of backend ... maintenance & improvement: Maintain existing systems, troubleshoot incidents, and continuously improve backend

We are looking for a motivated Junior Fullstack Developer to join our dynamic team. ... You will be involved in the development and maintenance of our web applications, working on both the backend ... initially focusing on internal components, while working through Agile/Scrum methodologies Develop backend

The Foundation TeamThe Foundation team builds what the product teams build on: the shared backend framework ... help integrate libraries seamlessly into applicationsJob requirements5+ years building and operating backend ... part of shippingImprove the day-to‑day: build times, local dev setup, test ergonomics, debuggability, developer ... forDomain-Driven Design, or similar experience modelling complex domains where the boundaries matterBackground in developer

Mid-level Full Stack Developer Full-timeIn-person At Interstellar Lab, our mission is to build a future ... 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 development Proficiency in Python (FastAPI) and modern backend

Job Description Senior Backend Web Developer - Client Facing Platform EMEA (F/M/D)Head of Talent Acquisition ... You'll design and build backend services in Rust, and you'll set the direction for a small team of backend ... levelEmployment typeFull-timeIndustriesTechnology, Information and InternetGet notified about new Senior Web Developer ... We're looking for a senior backend engineer who can own this platform end-to-end from the API layer to ... Requirements5+ years of backend engineering, with significant time in crypto, fintech, or trading environments

Job Description As a Back End Developer at Earnix, you will be an integral part of our Engineering team ... Strong proficiency in TypeScript and/or Python for backend development. ... Integrate AI capabilities (including LLMs and agentic tools) into backend workflows and services. ... Requirements: You'll Do It UsingAt least 6+ years of experience in backend software engineering. ... What You'll DoDesign, develop, deliver, and document secure and scalable backend services and APIs for

**YOUR ROLE**As a Backend .Net Developer, you will be entrusted with building robust, scalable, and secure ... ## Back-end .net Developer (H/F)Haeremote type: Hybrid/Partially Remotelocations: France - Issy les ... **YOUR PROFILE****Required Technical Skills*** Proven experience in backend development using .Net Core