senior backend developer

Offre n° 7436461Développeur Backend Java Senior H/F (CDI) Contexte de la mission :Viveris pilote les chantiers de transformation métier et IT qui contribuent à la performance des entreprises du Retail.Nous recrutons un Développeur Backend Senior Java.Intégré(e) à la Squad Customer en charge du système d'encaissement, vous contribuerez à...

GROUPE ALLIANCE, acteur majeur du secteur de l'assurance, te propose de concevoir, développer et optimiser des applications robustes et scalables. Tu participeras à l’analyse des besoins, rédigeras les spécifications techniques et définiras l’architecture ou le socle technique.Tu seras autonome et l’Aladdin de l’informatique: maîtrises Java 8...

GetVocal AI in Paris is hiring a Senior AI Software Engineer to design and operate production systems for real-time conversational AI. You will build low-latency backend services, craft event-driven architectures, and orchestrate AI agents with LLM APIs.Expect to work across distributed systems and modern AI tooling. You will collaborate with AI, product,...

Mineo is hiring a Software Engineer, Java Backend to help enhance our AI-driven recruitment platform. You will design, build, and operate scalable Java backend microservices and collaborate across teams to improve talent matching.The role emphasizes automation, cloud deployments, and code quality in a hybrid (on-site/remote) setup as Mineo continues to grow...

Alternant(e) - Ingénieur développement BackEnd/IA (h/f)Date de publication : 19/02/2026Type de contrat : Alternance (11 mois)Département : Isère (38)Ville : MONTBONNOTInformations généralesEntreprise d'innovation et 2ᵉ opérateur français, SFR transforme les usages grâce à un réseau puissant — Fibre, 4G, 5G — et des expertises de pointe en...

La mission Au sein de la Direction Data d'un grand groupe média, vous construisez les services qui collectent et activent la donnée utilisateurs à grande échelle. Démarrage mi-octobre, mission longue. - Concevoir et maintenir des services backend et des APIs REST en Node.js / TypeScript. - Développer les connecteurs avec les plateformes partenaires...

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 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...

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 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...

GetVocal AI Ltd. in France is seeking a Senior AI Software Engineer to design and operate production-grade backend systems powering real-time conversational AI agents.You’ll build low-latency services with Python, FastAPI, Redis, and event-driven architectures, ensuring reliability under production traffic and integration with LLM providers. The role...

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...

Alice & Bob is seeking a Senior Software Engineer to design and maintain software solutions for their groundbreaking quantum computer. You will lead technical efforts, bridge scientific research with engineering, and mentor junior engineers within a dynamic team.With a focus on creating innovative architectures, this role requires extensive experience in...

G.A.C. Group recherche un Développeur Backend sénior pour rejoindre notre équipe de 7 développeurs et piloter la conception, le développement et l’évolution de notre plateforme SaaS ESG.Vous serez responsable du backend et de la chaîne de traitement de données, en lien étroit avec les Business Units. Vous participez aux décisions...

Jems Group recherche un Senior Backend Software Engineer pour l'e9quipe ITO AI Platform / Agentic CoE. Vous concevrez des services backend robustes et scalables permettant de faire fonctionner des agents IA en production, avec une forte expertise Python et une approche microservices.Le poste exige au moins 8 ans d'e9xpe9rience, une pratique avance9e d'API...

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Services Center Mid/Senior .NET Software Developer based in France.You will work on backend systems that ensure reliable data exchange across complex workflows, including service connectors, data transformation pipelines, and...

Datadog is shaping the leading observability and security platform for engineers, handling trillions of data points daily with always-on alerts, metrics, logs, traces, and security insights at scale.We operate as a hybrid workplace to support work-life harmony and collaboration. The role involves solving scaling bottlenecks, deploying features to production...

Akema recherche un Développeur Backend .NET confirmé pour concevoir, développer et maintenir une plateforme Retail Media SaaS à forte volumétrie. Vous interviendrez sur des microservices event-driven, Kafka et Azure Event Hub, et travaillerez sous AKS et PostgreSQL, dans une architecture Clean Architecture, DDD et CQRS.Vous rejoindrez une équipe Agile...

Spacefill recherche un développeur backend expérimenté pour prendre en charge le développement d’une plateforme logistique robuste. Vous intervenez sur Node.js, TypeScript et SQL, avec une forte composante data et API, en environnement cross-équipes.Le poste implique des problématiques de scalabilité, d’ingestion de données et de supervision en...