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Full-stack engineer at Osium AI (S23)

Osium AI
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Hybrid (Paris, France)€50k - €70kFull-timePosted 11mo ago

About the role

Founding full-stack engineer role at Osium AI, a YC-backed startup focused on AI-powered materials design. The position reports to the CTO and is intended for a founding team member to help build the AI-enabled software for accelerating materials innovation.

Responsibilities

  • Build and maintain the AI-powered software platform for materials design and acceleration
  • Contribute to backend and frontend development across the stack (Full-Stack)
  • Collaborate closely with the CTO and the founding team to shape product direction
  • Develop and manage AI infrastructure as part of the stack
  • Deliver high-quality, scalable software in a fast-paced startup environment

Qualifications

  • Bachelors or Masters in Computer Science, Software Engineering or equivalent work experience
  • 3+ years of experience as a full-stack engineer
  • Experience developing and managing AI infrastructure
  • Strong problem solving skills and fast paced work ethic
  • Interest in learning about Materials Science (prior knowledge not required)
  • Fast learner able to adapt to challenging environments

Skills

Required:CSSJavaScriptPythonTypeScript
Nice to have:Kubernetes

Benefits

  • Salary: 50-70k EUR
  • Competitive equity
  • Onsite work emphasis with in-person presence required at Paris, France location
Last updated Jul 22, 2026. Interested? Apply on the company site.
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About Osium AI

Speed up materials innovation with Artificial Intelligence

Our AI-powered software enables materials R&D engineers to design new materials much faster. To date, manufacturing companies rely on trial-and-error and manual approaches to develop new materials. This is a tedious and time-consuming process. Yet, carbon neutrality requirements urge manufacturers to adopt greener and lighter materials to decarbonize the industry.

Company profileWebsite

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