Emplois de senior java backend engineer – Paris

Dans le cadre du renforcement d'une équipe dédiée à des applications critiques liées aux marchés financiers et aux systèmes de trading, nous recherchons un.e QA Techno-Fonctionnel Senior / Test Automation Engineer. L'équipe est répartie entre Paris et Porto et intervient notamment sur Optiq®, une plateforme de trading. La mission s'inscrit dans un...

Paris, hybride, télétravail partiel possible Freelance, démarrage dès que possible, mission longue Contexte de la mission Notre client est une scale up B2B SaaS en forte croissance, qui équipe des grands comptes à l'international sur des sujets critiques. La plateforme traite des volumes importants en temps réel, avec une exigence forte de...

Salaire: Entre 80 000 et 90 000 euros Dans le cadre d'un programme stratégique de transformation de son système d'information, notre client, acteur majeur de la fintech, recherche un Architecte Solution / Staff Engineer pour accompagner la modernisation de son pôle. En lien direct avec l'Engineering Manager, vous porterez la vision technique et...

Hi there!About usWeWard is the app that rewards you for walking and turns everyday steps into real-life rewards, connections, & positive impact!Our mission is to help people move more, feel better, and make movement meaningful.Today, we are trusted by 25M+ users worldwide, with a fast-growing, international team and offices in Paris and New York.Our ambition...

WeWard SAS, a Paris-based company, is seeking a Senior Backend Engineer to own the backend of our affiliation platform, integrating partner networks and ensuring trustworthy tracking. You will work with product, data, and customer success to optimize revenue and user experience within a global rewards ecosystem.Ideal candidates have 7+ years in backend...

Dans le cadre d’un projet stratégique au sein d’un acteur majeur du secteur des paiements, nous recherchons un Senior Python Engineer spécialisé en Intelligence Artificielle Générative (LLM). Vous interviendrez au sein d’une équipe dédiée au développement d’une plateforme IA générative en environnement on-premise. Le rôle est fortement...

Set a new pulse for healthcare! We are looking for a Senior Machine Learning Engineer to join the Orchestration team in AI Health Assistant . Your mission will be to ensure our AI Health Companion behaves safely, reliably, and helpfully — for millions of patients and practitioners. You will work in a cross-functional team building robust evaluation...

Set a new pulse for healthcare!We are looking for a **Senior Corporate Security Engineer** to join the **Corporate Security** team in **SecOps** .Your mission will be to secure everything Doctolibers rely on to do their best work  identities, endpoints, SaaS applications, and the zero-trust network that connects them  in a highly regulated healthcare...

Orus is a European insurtech company that is growing fast and full of ambition. The idea was born from a simple observation: professional insurance is too complex and not very effective. Professionals don't know what coverage they need, how and when it applies, and often end up unprotected or poorly covered. Orus is therefore the insurance professionals have...

We're looking for a Product Engineer, Backend (Rust) to join White Circle, an AI Safety company building the policy enforcement and optimization layer for AI systems. Backed by $11M from senior leaders at OpenAI, Anthropic, HuggingFace, Mistral, and DeepMind, White Circle processes 100M+ API calls monthly and runs its own LLMs in production. You will Design...

En tant que Founding AI Backend Engineer (H/F) - Développeur / Développeuse IA, vous pilotez ce sur quoi repose l'ensemble de notre entreprise : un produit capable d'accomplir en quelques semaines ce que le reste du secteur met des trimestres - voire des années - à livrer. La plupart des entreprises de notre secteur luttent encore pour atteindre un...

Paris, FranceEngineering – Back-end /Permanent /HybridAbout BlaBlaCarBlaBlaCar is the world’s leading community-based travel app enabling 27 million members a year to carpool or travel by bus in 21 countries.Vous pouvez obtenir plus de détails sur la nature de ce poste, et sur ce qui est attendu des candidats, en lisant ce qui suit.Our team of 800...

Dans le cadre du développement d’une plateforme data et d’intelligence artificielle déjà utilisée en production par plusieurs milliers d’utilisateurs, une organisation du secteur bancaire en forte croissance souhaite renforcer son équipe technique. La plateforme permet notamment de développer et d’exécuter des workflows data et IA,...

airapps is seeking a Backend Software Engineer to design and maintain server-side components for applications. The position is fully onsite in Paris, allowing close collaboration with cross-functional teams.You will be responsible for building APIs, managing databases, and deploying services on Google Cloud Platform. This role requires over 5 years of...

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 75...

Pigment, the AI-powered business planning platform, is seeking engineers to build and scale our SaaS product. You will translate complex requirements into clean designs, understand customer needs, and deliver value to end users.Join a team that values curiosity, humility, and ownership; work on a modern stack (C#, .NET, React, TypeScript, PostgreSQL, Docker,...

Qonto is building an AI-first product with an autumn of AI agents. You will own backend and AI logic end-to-end, shipping a new agent every six weeks and ensuring scalability in a regulated banking environment. You’ll collaborate with Sophie, and the AI Lab to push the frontier of fintech AI.You’ll work in a Python-first stack with Cursor, Claude Code,...

**Your Impact** We are looking for a **Senior Site Reliability Engineer** to join our SRE team dedicated to platform reliability within Platform Engineering. Your mission will be to ensure Doctolib's platform remains reliable, scalable, and resilient at a European scale across infrastructure, observability, and cross-cutting reliability initiatives. You...

About Us Harmattan AI is a next-generation defense prime building autonomous and scalable defense systems. Following the close of a $200M Series B, valuing the company at $1.4 billion, we are expanding our teams and capabilities to deliver mission-critical systems to allied forces. Our work is guided by clear values: building technologies with real-world...

Dans le cadre d'un programme stratégique de transformation digitale, nous recherchons un Développeur Full Stack Senior Java / Angular avec une forte sensibilité aux nouveaux usages de l'Intelligence Artificielle appliquée au développement logiciel. Vous intégrerez une équipe de développement travaillant sur des applications modernes, scalables et à...