Founding CTO

A leading technology firm in Paris is seeking a founding CTO to lead the transformation into an enterprise SaaS platform. The ideal candidate will have experience in building scalable products and leading teams. You will evolve the technology architecture, embed AI capabilities, and work closely with the founders. The role offers founding-level equity and...

OverviewSi tu as envie de challenge et de prendre un poste central au sein d'une startup en tant que Founding Full Stack Engineer JS/TS - CTO, je te mets les informations principales ici et avec plaisir pour en discuter plus en détails.Startup de 5 personnesTu seras le premier profil tech de l'équipe6-8 ans d'expérience en CDI minimum en développement...

AboutAt Sillage, we're building the future of sales intelligence by turning raw market data into actionable buying signals. As a Founding Full-stack Engineer, you'll join our CTO's team and play a central role in expanding the breadth and depth of our signal platform. We recently launched and are growing fast.Job DescriptionWhy this role mattersYou'll co-own...

🌱 Rejoins une entreprise à mission qui transforme la manière dont les entreprises pilotent leur impactCréée en 2021, Kiosk est une société à mission qui aide les entreprises à produire, analyser et certifier leurs rapports de durabilité grâce à une plateforme SaaS et à une équipe d’experts RSE.La pression des parties prenantes sur les...

Une startup dynamique à Paris recherche un Founding Full Stack Engineer JS/TS pour intégrer une équipe de 5 personnes. Vous serez le premier profil tech, en charge de 60 à 70% de codage initialement et de la construction de la roadmap produit. Vous devrez avoir entre 6 et 8 ans d'expérience en développement web et des compétences solides en...

Join to apply for the CTO role at WECHEER. Imagine this: someone grabs a Coke from the supermarket, another picks up their favorite iced tea at a corner shop, someone else buys a sports drink at the gym. These moments happen billions of times every day, yet not a single one of those brands actually knows who sold that product or who bought it. Hundreds of...

A Paris-based deep tech company is seeking a Technical Co-Founder / Chief Technology Officer (CTO) to lead the technical development of revolutionary innovations. The role includes architecting products from patent to production and leading a talented engineering team. Ideal candidates will possess extensive experience in advanced ML systems, strong...

Founding software engineer — Build the future of data teams experience.Location: Paris 11, FranceHello, we're nao LabsWe are building an open-source AI agent for data analytics.We are an early stage start-up with 2 cofounders - we joined Y Combinator Spring 2025 batch and STATION F and are now based in Paris 11.We already have a first product - AI IDE for...

**About Moir-Ai** Moir-Ai is an emerging healthtech/deeptech startup at the intersection of artificial intelligence, data science, biology, and pharmaceutical development. Our ambition: to revolutionize the translational phase of drug development by making it more reliable, faster, and more efficient through a AI-driven multi-objective optimization...

Founding Engineer (TypeScript, Python, AWS)70 / 150k€ - Paris- CDIQue diriez-vous de pouvoir constater directement l'impact de votre travail?En effet, quoi de plus gratifiant que d'arriver au moment où l'architecture et le produit se définissentTravailler sur une AI-Native from scratch (pas sur une surcouche d'un système existant)Aussi, n'aimeriez-vous...