Emplois pour javascript back-end developer dans Paris

Company DescriptionJoin Beekome, a cutting-edge tech company revolutionizing recruitment! We specialize in crafting dynamic career sites for global clients, seamlessly connecting top talent with leading organizations. At Beekome, innovation meets impact, offering a vibrant work culture, unparalleled growth opportunities, and the chance to shape the future of...

OverviewSunrise Group is building the future of sleep health by combining breakthrough technology with expert care. We started in 2015 with a straightforward idea: sleep diagnosis should happen in the comfort of your own home, not in a hospital. To make that possible, we created a first-of-its-kind chin sensor, carefully validated through clinical research,...

Madbox is a fast-growing mobile gaming company with a very unique way of developing games. Everything has been made for teams to take as much ownership as possible, unleash their creativity, bring performance, and have as much fun as possible.In July 2022, we launched our Pocket Champs game worldwide which quickly became one of the top-grossing games in...

About The Role What if the code you write could directly power the AI systems shaping how millions of people interact with technology? We're looking for Back End Developers in Paris to design, build, and optimize the server-side systems and APIs that drive cutting-edge AI products — from data pipelines and model-serving infrastructure to scalable...

About Sunrise Group Sunrise Group is building the future of sleep health by combining breakthrough technology with expert care. We started in 2015 with a straightforward idea: sleep diagnosis should happen in the comfort of your own home, not in a hospital. To make that possible, we created a first‑of‑its‑kind chin sensor, carefully validated through...

PandaScore is the e-sports data provider. We collect real-time data about competitive matches on video games. Then, we deliver it in real-time as odds & stats through a REST API and Websockets to the esport ecosystem.As a Pandascore Backend Developer, you will work on our AI-based product used in real-time by professional traders & bookmarkers 24/7 all over...

Company DescriptionWe have a simple yet ambitious goal; to sell train tickets in the easiest way possible for all European destinations. Booking a train should be just as simple as hopping on a train.Capitaine Train was founded by 3 engineers obsessed with simplicity. Our organisational structure is very simple and linear: those who make product decisions...

Design, evolve and operate distributed event-driven systems on AWS serverless, on demanding micro-service architectures.Stack: AWS Lambda, SQS, EventBridge, API Gateway and Cognito, on a Node.js / NestJS / TypeScript foundation.MissionsDevelop robust back-end services in Node.js / NestJS / TypeScript.Design micro-service and event-driven serverless...

👫 About the team At Equativ, we’re on a mission to develop advertising technologies that empower our customers to reach their digital business goals. This means that we rely on massively scalable, widely distributed, highly available, and efficient software systems; the platform deals with over 3 million requests per second (+250 billion/day) managed...

Company DescriptionJeune start-up de l'univers de la mode et des tendances proposant un e-magasin regroupant plus de 3500 marques, ainsi qu'une application révolutionnaire qui permet de flasher n'importe quel article de mode sur une grande variété de magazine pour pouvoir l'acheter directement.Job DescriptionNouveau e-magasin spécialisé en mode et...

ScorePlay is the AI-powered media infrastructure for sports, built to automate the content operations behind the world's biggest sports organizations. We work with 300+ leagues, competitions, teams and broadcasters – including Ligue 1 and Premier League clubs, NBA and NFL teams, the Tour de France, the Australian Open, and leading bodies like UEFA and FIBA...

About NablaWe are a team of entrepreneurs, clinicians and engineers committed to bringing back joy to the practice of medicine.Together with a community of clinician innovators, we’ve harnessed the best of machine learning science to develop Nabla: the leading AI assistant that’s restoring the human connection at the heart of healthcare. By streamlining...

The Connect team is at the heart of how Volta comes to life for each client - owning the integrations with their ERPs and making sure data flows reliably between their world and ours. As a Back End engineer on this team, you’ll do something most developers rarely get to: talk directly to clients before a single line of code is written, then build the...

Notre mission Les sales sont recrutés pour vendre. Pourtant, ils passent 70 % de leur temps sur des tâches admin, à mettre à jour le CRM, rédiger des comptes‑rendus, faire du reporting. Chez Modjo, on construit l'IA entièrement dédiée à la vente B2B qui change ça : capturer toutes les interactions commerciales, prioriser les opportunités,...

Context Karavela is a neuroscience research company established in 2025 and currently based in Paris, France. We build a foundation model of the human brain relying on next-generation magnetic resonance. To do so, Karavela is collecting a very large MRI dataset from healthy volunteers listening to naturalistic stimuli (e.g., audiobooks, podcasts, radio...

ResponsibilitiesDesign and develop the backend for AI systemsBuild AI-focused backend applications and services, with extensive exposure to language models (LLMs)Design robust architectures for agent orchestration, capable of handling large volumes of dataContribute to the backend of Reemia’s interface, a generative AI platform for real estateDevelop...

Join Proton and build a better internet where privacy is the default At Proton, we believe that privacy is a fundamental human right and the cornerstone of democracy. Since our inception in 2014, founded by a team of scientists from CERN, we have dedicated ourselves to providing free and open-source technology to millions worldwide, ensuring access to...

Join Cafeyn: Where Innovation Meets Inspiration Cafeyn is more than a platform— it is transforming the way people access and experience content. Since 2006, we’ve grown in a fast-evolving market, adapting to become a leading digital reading service with over 2 million users worldwide. Cafeyn gives readers unlimited, personalized access to thousands of...

Description de l'entrepriseAct digital est une société de conseil et d’expertise en technologies créée en 2011. Notre vocation est d’accompagner nos clients sur leurs enjeux de transformation numérique. Notre offre s’articule autour des expertises suivantes :Software DeliveryInfrastructure & Cloud ComputingAgile IT PerformanceBusiness...

Join to apply for the Senior Back-End Engineer role at MeeroPosition: Senior Backend Engineer at CarCutter – Localisation: Paris, France. We are redefining automotive sales with AI-driven image technology and provide a cutting-edge SaaS solution trusted by the industry’s top players.As a Senior Backend Engineer, you will be joining the global #1 visual...