Backend AI Engineer for AI-Powered Product

Jobtailor in Paris, France is seeking a backend engineer to design and develop ultra-high-performance backends using Python and FastAPI. You will master Anthropic Claude, implement advanced RAG architectures, and connect LLMs to company databases and APIs.The role emphasizes maintainability, security and performance, and offers the opportunity to shape...

Spendesk is seeking a Backend Software Engineer (IC3) to help build the backend foundations for AI-native experiences. You will own and operate services that power conversational and agentic features, including context management, content access, and multi-step orchestration, with a focus on reliability and security.Ideal candidates have strong...

TLDR: We're looking for a Product Engineer (Backend – Rust) to own and evolve the core systems that power AI safety at scale – building APIs that handle hundreds of millions of requests, real-time policy enforcement, and high-throughput data pipelines. About us White Circle is an AI Safety company building the safety, reliability, and optimization layer...

Maki People in Paris seeks a Full-Stack Software Engineer to lead technical projects in AI development. The role involves building reliable systems and utilizing the latest in AI technology. Candidates should be autonomous, product-minded, and eager to participate in a high-growth environment. Our tech stack includes Typescript, Python, PostgreSQL for...

Build the services behind a product used every day, while helping the platform scale beyond its original architecture. Senior Backend Engineer - Paris Paris, France · Permanent · Hybrid What you'd actually work on Designing and developing backend

🪐Discover our galaxyJoin the Future of Work ! Malt is Europe's leading freelance marketplace, connecting over 850,000 talented freelancers with 90,000+ companies. Founded in 2013, we're transforming how work gets done through our tech-powered, human-centered platform.What makes us different:- A diverse team of 600 Malters across 6 European countries- A...

An innovative AI Safety company is hiring a Product Engineer (Backend – Rust) to design and build core backend systems for AI safety. You will handle real-time policy checks, own features end-to-end, and collaborate across teams. The ideal candidate has experience in Rust and strong system design fundamentals. This role offers a salary between $80,000 and...

WeWard SAS is seeking a Senior Fullstack Engineer for a freelance role to help prototype, test and ship AI-powered consumer apps. You’ll be the first engineer on this strategic initiative, shaping the technical foundations and architecture, and collaborating with the founders and CTO-to-be.You’ll work across backend and frontend, with Python, AWS, and...

Our mission and customers: We are creating the freedom for SMEs to succeed by delivering Europe’s leading finance workspace with banking at its core, augmented by financial tools. We are proud to be rated 4.8 on Trustpilot, based on 55,000+ reviews. Our culture puts customer satisfaction at the core of what we do, as proven by our Net Promoter Score of