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

of multiple services, data streams and stores operating at scale.Significant experience with major backend ... experience.What We’re Looking ForA good collaborator, enabler, and natural leader who puts people first.A backend

You\'ll collaborate closely with product and tech to craft elegant backend systems that scale as fast ... A growing part of our world is making the backend a set of reliable, deterministic tools that AI agents ... and guardrails that let engineers and our AI agents act safely in production.You'll work closely with backend

Europe, North America and the Middle East.To support our continued growth, we are looking for a business developer

Market Access Developer building and enhancing trading gateways and market data handlers using C++ on Linux. Responsibilities include design, development, and support of systems for global exchanges. Requires 5+ years of C++ experience and Python/bash skills.

They are therefore looking for a \"Lead Developer Full Stack\" to support and accelerate the development

Develop high-performing video ads for Hole.io using Unity. Adapt gameplay, visuals, and creative concepts for global user acquisition campaigns. Requires strong Unity skills and a creative mindset.

As an International Business Developer at Lemon Learning, your role will be to develop our business in

About the Role We are seeking an experienced and driven France Business Developer Defense to support

Develop hybrid GPU/quantum algorithms for high-fidelity CFD in next-gen flow simulation software. Integrate quantum algorithms into the SuRF solver and port components to GPU/quantum emulators. Requires strong knowledge of CFD, quantum computing, and C++/CUDA.

Develop state-of-the-art digital quantum algorithms to explore quantum materials on PASQAL’s QPU. This role involves simulating noise, proposing detection schemes, and collaborating with hardware and software teams. PhD in relevant physics or engineering required.

Marketing Unity Developer to produce high-performing video ads for user acquisition. Use Unity to modify and iterate on 20+ game projects, designing custom setups and editing gameplay videos for global ad campaigns.

Unity Developer to adapt and modify Paper.io 2 gameplay for engaging video ads. Responsibilities include designing custom setups, recording gameplay videos, and analyzing ad performance. Strong Unity skills and interest in casual games are required.

reserved for the industry’s biggest players.RoleWe are looking for a tenacious, “builder-mindset” Business Developer

Security: Android Keystore, certificate pinning, pairing, Google Play Integrity, secure communication with backend

Senior Android Developer will contribute to the monetization of Match Group Android applications through SDK development. Responsibilities include implementing, testing, and maintaining code, collaborating with developers globally, and participating in workshops to invent new functionalities. Must have 5 years of Android and Kotlin experience, teamwork and autonomy skills, and Agile experience.

Full Stack Developer will design, develop, and maintain AI-powered web applications for Brevo customers. Responsibilities include prototyping, testing, and iterating on new AI-driven features, transforming prototypes into scalable products, and collaborating with cross-functional teams.

OverviewFreelance Software Developer (Golang) - AI TrainerThis opportunity is only for candidates currently

We are looking for a Android Application Developer Intern to join our team in Paris and support the development

We are looking for a Android Application Developer Intern to join our team in Paris and support the development

Overview of the Role As a Full Stack Developer specializing in Access & Authorization Management, you