Emplois de backend engineer nodejs – Paris

A leading software firm is seeking a Software Developer (Backend SaaS) to enhance and maintain their platform. The role involves developing public-facing APIs using Python, collaborating with a distributed team, and ensuring code quality. Ideal candidates will hold a Bachelor's in Computer Science and have experience with Flask, Django, and PostgreSQL. This...

Swan is looking for a Software Engineer to join our Banking Experience team. The Engineering team is by far the largest at Swan (70+ people). This team includes Software developers, who build payments and end-customer applications, as well as Infrastructure, DevOps, QA, and Security. We build with intent, focusing on solving real problems that matter. In a...

Role SummaryWe are seeking passionate and skilled software engineers to join our team. As a Backend Engineer, you’ll contribute to the development of the core systems powering our three main products, AI Studio, Le Chat & Mistral Code, shaping how users and developers interact with our AI platform at scale. You’ll work on building reliable,...

Looking for someone to join us as one of the early members of the Backend team. In the initial months, you'll be working closely with the team, gradually taking ownership of central components and features. Given our early stage, we're seeking versatile engineers, comfortable contributing to various aspects of the company's foundation. We value team members...

Une entreprise de conseil en technologie recherche un Développeur JAVA - Back-end ou Full-stack H/F pour rejoindre son équipe à Paris. Le candidat idéal contribuera à des projets dans le secteur bancaire et développera des API, mettra en œuvre des tests automatisés et suivra les meilleures pratiques de développement. Cette position offre des...

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,...

URBAN LINKER cherche un Sr Backend Engineer pour rejoindre la plateforme SaaS dédiée à l’optimisation des infrastructures solaires. Vous concevrez et déployerez le backend en collaboration avec les équipes SaaS, Mobile, Frontend et IA.Basé en IDF avec 2 jours en remote, vous apporterez une forte expérience Python, une passion pour l’algorithmique...

Equativ, Paris-based, is building a high-scale Addressability platform. You will join back-end and data engineering squads to build and query a multi-billion entry Id Graph, integrating third-party data providers and delivering advanced targeting and reporting features.We seek engineers with 3–4 years in high-performance, low-latency C# coding, plus...

StrangeBee is looking for a Scala Software Engineer based in Paris. In this key role, you will influence the design and development of TheHive, our incident response platform. You’ll collaborate with a skilled team and participate in architectural decisions and improvements. Ideal candidates have strong experience with Scala and a solid understanding of...

Diabolocom is seeking a Senior Backend Software Engineer to join its Core Squad in Paris. You will design, build, and optimize back-end services for data gathering, processing, and delivery, shaping core product architecture for a cloud-based, scalable platform.You will work with Kotlin (preferred) or Java, PostgreSQL, and distributed systems, collaborating...

About the Role You’ll join the Performance team the engineers who own advertiser outcomes at Vibe. Bidding, pacing, and the prediction stack that drives both. You’ll report to Clément Schiano, Engineering Manager for Performance. This role exists because our roadmap is clear and the bottleneck is execution. We have a knowledge concentration problem too:...

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...

centreon, basé à Paris, recherche un développeur pour participer au développement et à l'évolution de son logiciel de monitoring. Vous serez responsable de créer des connecteurs pour Centreon Infra Monitoring, utilisant des technologies variées comme Perl et Rust.Le rôle implique la participation à une équipe agile, la correction de bugs, et le...

Pelico is building a manufacturing orchestration platform that transforms real-time factory data into a single live picture, enabling teams to anticipate disruptions and optimize operations. This Paris-based company collaborates with global players and supports a diverse engineering team.We are hiring a Senior Backend Engineer to lead the design and...

A dynamic SaaS company in Paris is seeking a senior Ruby on Rails developer to enhance workplace solutions like meeting room management and desk booking. You will design and maintain high-quality Ruby code, develop integrations with popular platforms such as Google Workspace, and lead architectural decisions. Candidates should have over 5 years of experience...

United States Digital Space LLC is hiring for a backend-focused role within its Platform team. You will design, implement, and maintain robust APIs and backend services spanning payments, analytics, subscriptions, text-to-speech, and external integrations.Work in a 100% distributed setup with a focus on scalable architecture, performance, and strong user...

Molotov is seeking a Software Engineer - Backend API in Paris, France. This role involves developing a top-tier international TV streaming platform and working in a DevOps environment. Candidates should have 3+ years of backend experience, especially in micro-services, and expertise in Go. The position offers perks like work-from-home allowances, health...

Swan is seeking a Confirmed Software Engineer to join its large tech team for a multi-month project in a fast-growing payments environment. You will own one or more backend initiatives and work on solving complex problems within a reactive architecture.You will collaborate with the product team to design the bank-by-API, improve performance under increasing...

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...

A dynamic tech company in Île-de-France is looking for an experienced Back-end Developer to design and maintain high-performance solutions for a robust back-end platform. You'll be pivotal in transitioning from a monolithic architecture to a microservices system. The ideal candidate has 5+ years in software engineering, with expertise in PHP (Symfony) and...