Emplois de founding rust engineer – Paris

About Share Share is a venture-backed internet infrastructure network building Africa’s backbone. The company aggregates underutilized telecom infrastructure, fiber, subsea cables, and data centers, and provides ISPs with scalable access to bandwidth without traditional upfront costs. Through an open-access model, local internet providers can deliver...

We're building the AI-first Finance System of Action. Join us as a Founding Engineer to build human-agent systems that use reasoning models and semantic infrastructure, redefining how Finance runs inside every company. The tech is ready. The market is broken. The opportunity is generational. If you want to build at the frontier, this is it. About Bluesand We...

About usWe started Parsio with one intention: help make European industry competitive for the 21st century. It’s a domain where deep technical skill still turns into real, measurable impact, and that’s the leverage we want.Les informations ci-dessous couvrent les exigences du poste, l'expérience attendue du candidat et les qualifications...

What you'll doBuild the escalation path: how an agent pauses, hands context to a human, and resumes.Instrument everything. If a specialist can't replay a session, we shipped it wrong.Pair weekly with retrieval ops; listen to calls; fix what you hear.What we're looking for5+ years building production systems; you've run something on-call.Comfortable across...

Looking for someone to join us as one of the early members of the Backend team. In the initial months, you'll be working closely with the team, gradually taking ownership of central components and features. Given our early stage, we're seeking versatile engineers, comfortable contributing to various aspects of the company's foundation.La description...

OverviewLooking for someone to join us as one of the early members of the Backend team. In the initial months, you'll be working closely with the team, gradually taking ownership of central components and features. Given our early stage, we're seeking versatile engineers, comfortable contributing to various aspects of the company's foundation.We value team...

Who We AreZefir is building an AI autopilot for home sales in Europe, starting in France: an AI agent runs the entire sale and purchase journey end-to-end, orchestrating local brokers, portals, buyers, and documents. Backed by over $55 million from top-tier investors like Sequoia Capital, we're committed to accelerating life changes for millions of current...

This role is based in Paris as the whole team is here, 3 days / week at the office.You don't have to match 100% of the requirements. If you believe you're a strong fit, we'd love to hear from you.We just raised $35M in Series A, if you join Tsuga you will experience a strong growth.About the role & the teamYou will join the “central team” composed of 4...

About Noïa Labs Noïa Labs is an early-stage neurotechnology company building the next generation of human‑AI interfaces. We're tackling one of the most ambitious problems in human‑AI interaction: decoding human intent directly from brain signals, in real time and without surgery, to control and collaborate with AI systems. Our approach combines...

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...

Cobalt est une plateforme HR-Tech AI-first. Nous recherchons un(e) Founding Design Engineer pour être responsable de l’expérience produit, du design à la mise en production. Le rôle En lien direct avec les fondateurs, vous serez propriétaire de l’expérience utilisateur et de son implémentation : Concevoir des interfaces utilisateur simples,...

About Noïa LabsVeuillez lire attentivement les informations de cette offre d'emploi pour comprendre exactement ce qui est attendu des candidats potentiels.Noïa Labs is an early-stage neurotechnology company building the next generation of human-AI interfaces.We're tackling one of the most ambitious problems in human-AI interaction: decoding human intent...

Paris · full-time About Faber Faber is building the next generation of mechanical engineering tools. Today, designing and manufacturing a mechanical part takes months of work in software that was designed in the 1980s for a fully manual interaction. We think the next generation of these tools will be agentic: an engineer and an AI agent working on the same...

Stakha recrute un Founding Engineer (up to 100k€) pour une startup parisienne fondée par deux anciens de scale-ups tech tier-1, dont un repeat founder, qui vient de lever 3 millions $ en pre-seed. La mission : construire une plateforme agentique de pilotage financier (FP&A) pour les CFO et équipes finance du mid-market (5 à 100 M€ de CA) - trop...

Un groupe français de services aux entreprises, actif dans le marketing, la data et la tech. Il réunit plusieurs sociétés spécialisées, et leurs clients sont des ETI et de grands comptes. Le groupe crée un studio produit IA. Sa mission : transformer le savoir-faire de ses experts métier en applications et en agents IA, vendus par abonnement à ses...

About Prelude Prelude 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...

Zefir, a France-based proptech venture, is seeking a Data Platform Engineer to own the semantic layer, data contracts, and governance across Growth, Finance, Ops and Product. You will shape canonical models, KPI definitions and secure BI primitives for self-serve analytics.You will work with BigQuery/Snowflake, dbt, SQL, Python, Airflow and related tools to...

Mistral is hiring a founding SRE/Production Engineering member for the Applied AI team. You will build and operate a framework to ensure reliable, scalable delivery across Mistral-hosted and customer-hosted deployments.You will drive four modes: BUILD, RUN, ENABLE, and SECURE, focusing on proactive reliability, on-call excellence, security baseline packages,...

Clira Health is building an at-home blood monitoring platform for high-risk hematology patients, founded by a repeat founder and an AP-HP transplant nephrologist tackling a hard problem with broad clinical impact. Patients with acute leukemia or undergoing stem-cell transplantation often need several blood tests each week for immune system monitoring. We are...

Build Parsio's core backend and AI systems, and help turn our clients' messy industrial files into typed, auditable, decision-ready data that makes them more competitive. The role at a glance Location: Paris Contract: CDI On-site・ 3–4 days/week Compensation: €80–90K gross Equity: Founding-level (BSPCE) Reports to: Co-founder & CTO Start date:...