About H: H exists to push the boundaries of superintelligence with agentic AI. By automating complex, multi-step tasks typically performed by humans, AI agents will help unlock full human potential.

H is hiring the world’s best AI talent, seeking those who are dedicated as much to building safely and responsibly as to advancing disruptive agentic capabilities. We promote a mindset of openness, learning, and collaboration, where everyone has something to contribute.

About the Team: The Product Engineering Team is committed to ensuring the successful implementation and operation of our Agents and Inference platforms, including ancillary services, which serve the needs of our Research department and act as a foundation for agentic products and services we take to market.

Key Responsibilities:

• Define and lead technical architecture, design, and long-term engineering roadmap.
• Develop and maintain complex, high-performance, and scalable systems.
• Mentor and guide engineers across multiple teams, fostering technical excellence.
• Conduct thorough code and design reviews, ensuring quality and security best practices.
• Collaborate with Research, Engineering, and other stakeholders to deliver impactful solutions.
• Drive improvements in system reliability, scalability, and observability.
• Establish and enforce engineering standards, tooling, and processes.
• Champion technical innovation and proactively address technical debt.

Requirements:

Location:

• Paris or London.
• This role is hybrid, and you are expected to be in the office 3 days a week on average.
• Please expect some travel between offices on a reasonable cadence (e.g., every 4-6 weeks).

What we offer:

• Join the exciting journey of shaping the future of AI, and be part of the early days of one of the hottest AI startups.
• Collaborate with a fun, dynamic, and multicultural team, working alongside world-class AI talent in a highly collaborative environment.
• Enjoy a competitive salary.
• Unlock opportunities for professional growth, continuous learning, and career development.

If you want to change the status quo in AI, join us.