full-stack engineer

About PreludePrelude is redefining how companies authenticate and onboard users - turning what's traditionally a cost center into a growth lever.Our flagship product lets businesses send OTP codes with the best price-to-conversion ratio on the market, dynamically selecting the most effective channel in real time (optimized SMS, WhatsApp, and more) while...

Adomik is seeking a full-time, remote senior full-stack developer to own features from API design (Ruby on Rails, Grape) to UI implementation (React+TypeScript). You will work closely with Product, data engineers, and data scientists to deliver robust, scalable software and optimize performance.You will contribute to architecture decisions, participate in...

IXO Inc. is hiring a senior software engineer to build complete applications with realistic architecture and engineering decisions for AI training.You will connect Next.js interfaces and API routes with Redis and SQL data stores, and optimize data flow across frontend, cache, and database. The role requires at least five years of software experience, strong...

Who we areLemrock builds the infrastructure of agentic commerce.Tomorrow, consumers won’t just buy on e-commerce websites. They will discover, compare and purchase directly inside conversational AI interfaces like ChatGPT, Perplexity, and a growing long tail of specialized AI assistants.For brands, this is a major shift: if they are not present in these...

Vibe in Paris is seeking a Senior Fullstack Engineer to join the AdManager team, delivering advertiser-facing features and campaigns tooling. You will work across engineering and product to ship reliable, scalable systems with a focus on performance and maintainability.You will own end-to-end delivery, collaborate with product managers, and contribute to...

Animaj, based in Paris, is looking for a skilled full stack developer to join its Engineering team. The position focuses on designing and developing key AI solutions and data pipelines that enhance the kids' animation industry.This role requires a minimum of five years of experience in software engineering within dynamic environments. Responsibilities...

CYCLAD FRANCE recrute un développeur(se) FullStack .NET/REACT sénior pour renforcer l'équipe sur les domaines Production & eServices, au sein d'une squad Agile (Scrum/Kanban).Intégré(e) à l'équipe projet, vous contribuerez à la co-construction du besoin fonctionnel, développerez de nouvelles fonctionnalités et assurerez le maintien du patrimoine...

Alan SA. is building the new standard in prevention insurance by unifying data insights, engineering and science to impact health outcomes.You will join the Data Team to create insights, support product usage visibility, and help automate data-driven reimbursement and health initiatives across a fast-growing organization. The role requires hands-on work...

Alan SA. is building the new standard in prevention insurance by unifying data insights, engineering and science to impact health outcomes.You will join the Data Team to create insights, support product usage visibility, and help automate data-driven reimbursement and health initiatives across a fast-growing organization. The role requires hands-on work...

Soda is hiring a Senior Full-Stack Engineer to own features end-to-end on the Java backend and the TypeScript/Angular frontend powering Soda Cloud. You will design, implement, and ship production-ready software from database to UI.You will work with MySQL and ClickHouse, build multi-tenant SaaS services, and ship AI-assisted workflows and tests across the...

Quarzo Life recherche un Senior Full Stack Engineer pour prendre rapidement l’ownership de domaines fonctionnels clés et accélérer le delivery produit. Vous contribuerez à la fiabilité en production, à l’observabilité et à la sécurité, en travaillant avec notre Founding Engineer / Lead Developer et le CPTO.Le poste implique une culture de...

Full Stack House is seeking a full-stack engineer to help build Tournee and CRM applications on Open Mercato. The role is remote with flexible hours, mentored by a senior tech lead, and emphasizes code quality, PR-based development, CI/CD, and automated tests.You’ll work across the stack with React/React Native and NestJS, write tests, and contribute to a...

INGENIANCE recrute un Développeur Full Stack .NET / React pour une mission en CDI cadre, basé en région parisienne. Vous concevrez et développerez des fonctionnalités front-end et back-end, participerez aux choix d’architecture et d’intégration de services métiers, tout en travaillant avec le Product Owner et les équipes UX.Vous évoluerez dans...

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Full Stack Software Engineer based in France. Join a high-growth fintech and cryptocurrency environment where your engineering expertise will help power secure, scalable, and high-volume financial transactions. As a Full Stack...

A deeptech cybersecurity startup in Paris is seeking a Full Stack Developer to contribute to the DISCOVERY platform, focusing on advanced observability solutions for post-quantum cryptography. This position demands over 10 years of software development experience, with strong expertise in Node.js, React, TypeScript, and a solid understanding of Docker and...

Insitoo Freelances, basé à Lille, recherche un Développeur Full-Stack + ops pour moderniser le WMS et piloter des flux critiques. Vous travaillerez en Agile sur le back-end, les pipelines ETL et l'interface de supervision, avec une forte attention à la qualité et à la sécurité.Compétences en Java/Spring Boot, PostgreSQL et outils comme Kafka, GCP et...

This position is listed on behalf of a partner company, which manages all applications and next steps. Our partner is looking for a Senior Full-Stack Product Engineer | Node.js, AI-Native (Boosters R&D) based in France. Join an early-stage product team building an innovative solution in the personal digital security space, where your engineering decisions...

Matters recherche un développeur(se) full stack passionné(e) pour participer à la conception et l’implémentation de produits innovants. Vous travaillerez sur une stack JS/TS, avec React/Next.js en frontend et NestJS en backend, et modéliserez PostgreSQL pour des API bien documentées et performantes.Vous contribuerez à des projets Fintech et IA/Data,...

Sopra Steria Nantes recherche un ingénieur développeur confirmé pour rejoindre l’agence Transport Nantes. Vous travaillez sur la chaîne d’information temps réel voyageurs et agents dans le domaine du transport ferroviarie.Vous évoluez dans une équipe agile, avec des missions d’industrialisation et d’encadrement technique. Diplômé d’une...

Deepki, acteur SaaS de référence pour la durabilité dans l'immobilier, recherche un Software Engineer CDI à Paris 11e (siège social). Vous intégrerez une équipe resserrée et pluridisciplinaire, responsable du développement du produit et de la qualité du code.Vous concevrez et livrerez des features end-to-end, du frontend au backend, en vous...