Senior Software Engineer — Build Scalable Systems in Paris

Our team shared’s mission is deploy AI agents to transform how patients and doctors connectWe believe healthcare shouldn’t be defined by missed calls, endless waiting lines, and overwhelmed staff. Patients and professionals deserve better. the company builds AI voice agents that answer every call instantly, schedule and reschedule appointments, and free...

Vestiaire Collective is the leading global online marketplace for desirable pre-loved fashion. Our mission is to transform the fashion industry for a more sustainable future by empowering our community to promote the circular fashion movement. Vestiaire was founded in 2009 and is headquartered in Paris with offices in London, Berlin, New York, Singapore, Ho...

Vestiaire Collective is the leading global online marketplace for desirable pre-loved fashion. Our mission is to transform the fashion industry for a more sustainable future by empowering our community to promote the circular fashion movement. Vestiaire was founded in 2009 and is headquartered in Paris with offices in London, Berlin, New York, Singapore, Ho...

About H: When we released Holo4 on 28 September, we published every trajectory behind its public benchmark scores at trajectories.hcompany.ai. For OSWorld that's 369 desktop tasks, each run 3 times, with the steps, tokens and time of every attempt. This role builds and runs the evaluation framework that produces runs like these. About H: When we released...

Senior Software Engineer — Build real-time voice and audio systems from zero for European defence customers. Paris or Warsaw, on-site. A European defence startup based between Paris and Warsaw is building modern software tailored for hostile environments. Customers include European military and police units. Recognised as one of France’s top 20 seed...

Founded in 2020 and based in the heart of Paris, C12’s mission is to be at the center of one of the biggest technological breakthroughs of the century and change the course of history by building a universal quantum computer. At C12, we believe that achieving a true breakthrough in quantum computing requires rethinking the fundamentals. That’s why our...

Who we are CryptoNext Security is a Paris-based leading software vendor. We help our customers address the quantum risk and embrace crypto-agility through the CryptoNext Platform. Recognized as a leader by Gartner and awarded the Innovation Prize at Les Assises 2022, CryptoNext is a trusted name in the cybersecurity ecosystem. We're proud members of Campus...

Spore.Bio is a deeptech start-up born in 2023, building a new paradigm in the quality control systems in Food&Beverage, Cosmetics, and Pharmaceutics factories. After spending a lot of time in factories environments, we saw the pain it was to make sure products were safe. Traditional quality control has heavy constraints and long waiting times. To change...

BAO, a fast-growing tech startup in Paris, seeks a Senior Software Engineer to help build AI infrastructure and distributed systems. You’ll contribute directly to the foundations of the product with significant ownership and architectural influence.Work on AI agent orchestration, high-volume workloads, and scalable systems in an engineering-driven...