Emplois de frontend engineer – Paris

Responsibilities Frontend Development: Collaborate with our product and design teams to implement user-friendly and visually appealing web applications using React.js. UI/UX Design Integration: Translate design mockups and wireframes into functional and responsive user interfaces, ensuring a seamless and engaging user experience. Code Quality: Write clean,...

Our MissionMoney sitting idle is money lost. We're fixing that.Founded in 2023 by Antoine and Paul-Adrien, Spiko gives SMEs, non-profits, financial advisers and fintechs access to institutional-grade cash management, via app or API. We are building the full infrastructure: issuing, operating, and distributing the products ourselves.Two years after launch,...

Frontend Engineer – Aive Join to apply for the Frontend Engineer role at Aive Aive est une deeptech française pionnière en IA créative pour la vidéo, avec une technologie propriétaire MGT (Multimodal Generative Technology). Notre plateforme SaaS combine IA analytique et IA générative pour transformer la création, l’adaptation et l’optimisation...

Outsight’s software solutions track the motion of people and vehicles using 3D LiDAR data. Operators of transportation hubs like airports and train stations but also sport venues, road infrastructures and industrial sites can now access accurate and anonymous Spatial Intelligence data, in order to improve operations and increase user safety and...

L’app Hello Watt, c’est 3 millions de téléchargements et plus d’1 million de foyers connectés. C’est l’app pour piloter l’énergie dans son logement, réduire ses factures et participer à la stabilité du réseau électrique via les marchés de la flexibilité. Chez Hello Watt nous électrifions également les logements en installant des...

Build the foundation of Hivebrite’s AI-powered, API-first platform — and help scale communities driving change worldwide 🌍 🚀Our SaaS platform serves customers across a variety of industries including higher education, non-profit, and corporate. Founded in 2015, today we count more than 1000 customers worldwide - including Boeing, the Obama...

About UsHarmattan 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...

Join Proton and build a better internet where privacy is the default Proton was founded in 2014 by scientists from CERN on a simple truth: privacy is a fundamental human right. Since then, we’ve built the world’s largest encrypted email service (Proton Mail) and expanded into Proton VPN, Proton Drive, Proton Pass, and Proton Calendar—tools used by...

We are bsport. The place to be! bsport is an all-in-one platform combining boutique fitness and advanced technology. Our platform helps partners manage their bookings, payroll, marketing and more, to streamline operations and boost their commercial success. Since we launched in 2019, we've achieved remarkable growth: Built a community of over 10 million...

L’app Hello Watt, c’est 3 millions de téléchargements et plus d’1 million de foyers connectés. C’est l’app pour piloter l’énergie dans son logement, réduire ses factures et participer à la stabilité du réseau électrique via les marchés de la flexibilité. Chez Hello Watt nous électrifions également les logements en installant des...

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...

Frontend Engineer - Advanced AI Systems We are partnered with a cutting-edge AI safety startup that is building the foundational reliability and optimization layer for advanced AI systems capable of managing hundreds of millions of API calls monthly and train proprietary LLMs and VLMs that outperform commercial and open-source models. They are seeking a...

Design and deliver high-impact features, owning the full lifecycle from framing the user problem with the PM and designer through post-launch monitoring and results measurementContribute to defining frontend best practices with the Frontend Core Team and uphold them on a daily basisConduct code reviews and maintain frontend standards and toolingMaintain and...

LITY, start‑up DeFi basée à Paris, développe une plateforme de gestion d'incentives et de points onchain. Avec une croissance rapide et une base d'utilisateurs actifs, l'équipe d'une vingtaine de personnes travaille sur l'évolution du produit et son intégration API.Vous concevrez et développerez des interfaces frontend performantes à partir de...

A fintech startup in Paris is seeking a highly skilled Senior Frontend Developer to join their tech team. In this role, you'll develop and maintain critical features for a multi-asset investment platform, working with cutting-edge technologies like TypeScript, React, and GraphQL. The ideal candidate has over 5 years of experience and a knack for handling...

Hello Watt recherche un Frontend Engineer passionné pour faire évoluer le frontend web et mobile (React/TypeScript, HTMX/Alpine.js). Vous travaillerez sur le design system Firebolt, les performances et l’intégration IA, au sein d’un produit destiné à des centaines de milliers d’utilisateurs.Vous participerez à la conception modulaire, à...

Weshareparis in Paris is looking for a skilled Frontend Developer to collaborate with product and design teams. You will implement user-friendly web applications using React.js and ensure high-quality code through testing and optimization.The ideal candidate will have 3-4 years of experience in frontend development, particularly with React.js, and possess...

Join Proton and build a better internet where privacy is the default Proton was founded in 2014 by scientists from CERN on a simple truth: privacy is a fundamental human right. Since then, we’ve built the world’s largest encrypted email service (Proton Mail) and expanded into Proton VPN, Proton Drive, Proton Pass, and Proton Calendar—tools used by...

Frontend Engineer – Inbox Team As a Frontend Engineer on the Inbox team, you will play a crucial role in developing Proton's most vital services, including Mail and Calendar. You are expected to be customer‑centric, continuously learning, passionate about technology and usability, adept at turning technical complexities into seamless user experiences,...

As a full-stack software engineer intern, you’ll work on the experiences users have with Cube. This will require understanding users’ needs and quickly translating them into production-grade code to make Cube's products accessible and useful to customers around the world.What you will work onTool use: Implement interfaces to allow our AI models to...