backend engineer

BlaBlaCar is seeking a Senior Backend Engineer to join the Payment Squad in Paris. You will own the delivery of a reliable, scalable platform for the full payment lifecycle, fraud defense, and compliance, including expanding tailored payment methods across countries.You will collaborate with Legal, Cash Management & Finance, and other teams and mentor junior...

A financial technology company is seeking a Senior Software Engineer to build and scale core backend services. The role involves designing APIs and microservices while ensuring performance and security. Candidates should have 8+ years in backend engineering, be proficient in TypeScript, and have experience with databases and AWS. This position offers...

Jobtailor is seeking a backend engineer to design and develop the backend for AI systems. You will build AI-focused backend applications with Python, emphasizing production-grade code.Contribute to the backend of Reemia’s interface, implementing architectures for agent orchestration capable of handling large data volumes, in a cloud environment (AWS)....

Swan is seeking a Software Engineer to join its tech team of 70+ for a multi-month project. The engineering team spans software developers, infrastructure, devops, QA and security, with a focus on a reactive architecture.You will collaborate with the product team to design the bank-by-API, optimize backend performance, and ensure adherence to architecture...

Vizzia is seeking a backend engineer to own significant portions of both edge and cloud backends for its safety products. You’ll work on camera communication, local storage, and CI/CD tooling, while shaping the cloud APIs and data layer. The role emphasizes reliability, GDPR compliance, and rapid incident response.You will join a small, senior team in...

A global health technology leader located in Paris is seeking a Senior Backend Software Engineer to modernize backend architecture from Ruby on Rails to microservices. The role involves supporting feature teams and providing technical leadership in backend development. Ideal candidates should have extensive experience in backend systems, cloud...

Lever, Inc. is seeking a Backend Software Engineer, fully remote from anywhere in France, focused on building scalable API-driven infrastructure for AI-powered business products.The role involves owning backend tasks end to end and working in a fast-paced, asynchronous startup setting with global teams. You will design, implement, and monitor APIs, messaging...

Clutch Canada is seeking a skilled backend developer to join their Platform team. This role involves designing and maintaining APIs, optimizing performance, and collaborating with cross-functional teams. Ideal candidates should have proven experience with TypeScript, Node.js, and cloud platforms such as GCP. Enjoy working in a dynamic, fully remote...

Amaris Consulting recherche un Développeur.sse C# .NET pour rejoindre une équipe technique internationale et participer à des projets à forts enjeux techniques. Vous interviendrez sur la conception, le développement et l’évolution d’applications et de services backend, en collaboration étroite avec les différentes équipes IT.Vous serez...

A cybersecurity platform provider in Paris seeks a Backend Engineer with at least 3 years of experience. This role involves delivering new features, building robust systems, and organizing the backend codebase. You will collaborate with the frontend team to design GraphQL APIs and work on innovative tech solutions. If you enjoy prioritizing tasks and being a...

Proton in Paris is looking for a Back-end Developer to join the Storage Dev team. You will be responsible for developing and maintaining software related to storage infrastructure.This role requires experience in back-end development, solid understanding of security best practices, and the ability to lead complex systems from discovery to production. Proton...

We started Parsio with one intention: help make European industry competitive for the 21st century. It’s a domain where deep technical skill still turns into real, measurable impact, and that’s the leverage we want. What we do: help procurement teams buy better and buy smarter. Manufacturers sit on huge piles of unstructured technical data (PDFs, scanned...

Chariot is seeking an experienced backend lead to take our platform to the next level. You will drive the evolution of our banking and DAF products, shape the technology strategy, and mentor a growing team of software engineers in a fast-paced, mission-driven environment.You will partner with the CEO and founding engineers to build scalable systems that...

Voodoo in Paris is seeking a Senior Backend Engineer to shape architecture, scalability, and long‑term strategy for Wizz, a social app with millions of users in the US and UK. You will own backend systems and collaborate with product and engineering teams to deliver a robust platform.You will work with a stack including Node.js, Go, MongoDB, Redis, and...

Magellan, groupe international de conseil en management et technologies, recrute pour Mérignac un Lead Developer Java expérimenté. Vous supervisez les aspects techniques, encadrez une équipe de développeurs juniors et assurez la conception et le développement d’outils selon un cahier des charges précis.Vous intervenez sur une stack Java 17 / Spring...

Diabolocom, a European provider of AI-first CCaaS and CX solutions, is expanding its internal engineering team and inviting applications for a Senior Backend Software Engineer in our Voice Squad. You will design and implement scalable backend services, focusing on reliability and performance in a distributed system.The role demands 7+ years in software...

Ubique Systems in Paris is seeking a backend developer with approximately five years of Node.js experience to secure quality, performance, and scalability of backend services. The role involves building robust services using NestJS/Express, creating REST/JSON APIs, and driving automated testing and documentation.Hybrid work in Paris, collaboration across...

GazelTech à Paris recherche un développeur Python pour concevoir et développer des APIs RESTful/GraphQL. Vous jouerez un rôle clé dans l'implémentation de la logique métier et l'optimisation des performances.Le candidat idéal a plus de 4 ans d'expérience en développement Python, maîtrise des frameworks FastAPI, Django et Flask, ainsi qu'une solide...

Mealz recrute un développeur backend pour prendre en main des sujets produit de A à Z, du cadrage technique à la mise en prod. Vous intervenez sur Rails et NestJS, avec IA appliquée et outils internes, tout en maintenant qualité et rigueur.Le poste offre un périmètre large, une collaboration étroite avec CTO et leads, et une culture orientée produit...

Hire Feed is seeking a Golang Developer to design, implement, and deploy scalable backend services in a microservices architecture. You will collaborate with cross-functional teams to deliver high-performance systems and maintain clean, well-documented Go code.This Full-Time role emphasizes performance and reliability, with cloud and containerization...