backend engineer

Speechify is hiring a Software Engineer for Platform in Nantes, France. You will design, build, and own the backend APIs powering payments, subscriptions, and authentication, while improving performance and cost-efficiency across multiple clients.You will work with cloud platforms, containers, and orchestration tools, automating routine work and sharing...

Netatmo recherche un Senior Backend Software Engineer pour rejoindre son équipe et développer des services backend cloud pour ses produits IoT. Vous participerez à la conception et à l’exploitation, dans un cadre DevSecOps, avec une forte culture technologique et une approche IA.Vous évoluerez au sein d’une équipe expérimentée, en veillant à la...

Jobgether is seeking a Backend Developer (Java/Spring Boot) based in France for a remote, project-focused engagement running through Feb 2027. You will build robust backend systems, REST APIs, and data models using PostgreSQL and Hibernate/JPA, with ownership from implementation to release.You will collaborate with frontend, QA, DevOps, product, and design...

Mambu Payments (formerly Numeral) is hiring Senior Backend Software Engineers to build secure, high-performance banking and payments software. You will own architecture for distributed backend systems, mentor engineers, and drive technical roadmaps in a fintech SaaS environment.Join a high-velocity team focused on scalable APIs, interoperability, and...

Swan is looking for a Software Engineer to join our Banking Experience team in Paris. The role focuses on payments and end-customer apps, with a reactive architecture and a regulated environment where security and resilience are core values.You will work with NodeJS, TypeScript, GraphQL, PostgreSQL, Docker, Kubernetes and AWS to deliver reliable, scalable...

Jobgether, based in France, seeks a Software Engineer (Enterprise Experience, Backend) to build backend capabilities for large organizations. You will join a cross-functional team focused on scalability, observability, security, and auditability of a cloud-native platform.The role blends hands-on Go development with database engineering, distributed systems,...

Spendesk is seeking a Senior Software Engineer to join the Wallet squad within the Payments group. You will own backend services for wallet accounts, deposits, balances, and payment flows, while shaping the technical direction of the squad.You will work across the full feature lifecycle, collaborate with Product and Design, and contribute to scalable,...

Monk is seeking a strong individual contributor with solid software development and operations experience to improve our APIs and services speed and reliability. We primarily work with Python inside Docker, RabbitMQ, PostgreSQL and Kubernetes.Join a team collaborating with global partners such as ACV Auctions, CAT logistics, Getaround, Autobiz, and Tesla to...

Leboncoin.fr à Paris recherche un·e développeur·euse Backend GO pour renforcer l'équipe Consumer Goods Add-ons. Avec au moins 3 ans d'expérience en développement backend, vous devez maîtriser Golang et des architectures distribuées. La mission inclut la conception et l'optimisation de microservices pour améliorer l'expérience utilisateur. Le poste...

Pixid is looking for a Java Backend Developer to join our squad and help scale microservices in a fast-moving, agile environment. You will design, implement and operate services with Java/Spring Boot, RESTful APIs and event-driven patterns, collaborating closely with product and frontend teams.We value strong knowledge of PostgreSQL, Docker, Kubernetes, and...

JD.com is seeking an experienced Java software engineer to develop backend services for Joybuy across European markets including the UK, France, Germany and the Netherlands. You will focus on performance, scalability, and integration with global infrastructure.Work with product management to deliver reliable services, improve system reliability, monitor...

Swan is looking for a Software Engineer to join our Banking Experience team in Paris. The role focuses on payments and end-customer apps, with a reactive architecture and a regulated environment where security and resilience are core values.You will work with NodeJS, TypeScript, GraphQL, PostgreSQL, Docker, Kubernetes and AWS to deliver reliable, scalable...

Roundtable in Paris is seeking a Senior Full-Stack Engineer to join its high-performing team. In this role, you will build the infrastructure for private equity, ensuring precision and reliability in financial operations. You should have at least 5 years of experience with Node.js and TypeScript, and be driven by quality and excellence. The position offers a...

Sunrise in Paris is seeking a Python Back-end Developer to scale their digital sleep clinic. In this role, you will design and improve robust back-end systems using Python and Django and be responsible for developing RESTful APIs. The ideal candidate should have over 5 years of experience in backend development, a strong understanding of software...

L'entreprise Le saviez‑vous ? 80 % des cyberattaques passent par des comptes à privilèges. Editeur de logiciels de cyber sécurité, WALLIX Group est le spécialiste européen de la gouvernance des comptes à privilèges. Répondant à l’évolution réglementaire et aux enjeux de cybersécurité qui touchent l’ensemble des entreprises, les...

NexusAM is transforming metal additive manufacturing with a backend engineer role focused on building the core C++ systems that ingest, process, and store high-rate sensor data from metal 3D printing machines.You will develop Python bindings, expose backend functionality to ML and application teams, and ensure real-time streaming and robust, cross-platform...

Une société technologique recherche un développeur Java/Spring à Bordeaux pour concevoir des solutions digitales. Vous interviendrez dans une équipe dynamique pour assurer le développement d'applications critiques avec des technologies modernes. Les candidats doivent avoir au moins 2 ans d'expérience dans le développement JAVA/Spring et une envie...

DataDome is seeking a Senior Software Engineer for the Integrations team to own backend integration modules across Python, Go, Java, and Ruby. You will mentor engineers, set technical direction, and raise the bar on code quality and release standards.You will collaborate with product managers and cross-functional teams to drive secure, scalable integrations....

Tenacy est en croissance et recherche des développeurs seniors pour renforcer l’équipe tech autour de Python (Flask), PostgreSQL et Vue.js. Les projets visent des utilisateurs professionnels et des référentiels de sécurité (ISO 27001, NIS 2, DORA).Le déploiement est continu et l'API est en évolution par couches. Vous contribuerez à la construction...

Groupe Iliad recherche un développeur Go expérimenté pour concevoir et développer une nouvelle génération d’un système d’information central sur Linux, en collaboration avec une équipe orientée performance et fiabilité.Vous participerez aux choix d’architecture, travaillerez sur les échanges entre le SI abonné et le cœur de réseau et...