Hex - Engineering Director, AI Engineering

• Partner with the CEO and CTO to define and execute on research strategy across post-training, model evaluation, search and retrieval, and continuous learning • Manage research partnerships across a wide range of partners, from small startups to major labs • Drive the production of high quality technical content for sharing Hex research outcomes externally across a variety of audiences and platforms • Hire and manage an exceptional team of AI engineers and researchers • 5+ years leading applied research, AI engineering, or ML engineering teams • Deep expertise in modern AI technology as well as classical ML systems, including LLMs and transformer models, agentic workflows, context management, and agentic evals • Passion for delivering exceptional product experiences backed by AI and an obsession for driving business outcomes • Strong communicator and collaborator, empowering and upleveling product and engineering counterparts • Talent magnet, with the ability to attract and retain exceptional AI talent • Experience working with RL environments is not required, but is a plus • If you’re looking for more info about what we’re up to, check out our blog or some recent podcasts. • Our stack • Our stack • Our product is a web-based notebook and app authoring platform. Our frontend is built with Typescript and React, using a combination of Apollo GraphQL and Redux for managing application state and data. On the backend, we also use Typescript to power an Express/Apollo GraphQL server that interacts with Postgres, Redis, and Kubernetes to manage our database and Python kernels. Our backend is tightly integrated with our infrastructure and CI/CD, where we use a combination of Terraform, Helm, and AWS to deploy and maintain our stack. • This is a full-time role based out of either our San Francisco or New York office. Employees are encouraged to come into the office at least twice a week, with Tuesdays and Thursdays being our main in-person days. • The salary range for this role is: $300,375 - $425,000 • In addition to our unique culture, Hex proudly offers a competitive total rewards package, including but not limited to, market-benched salary & equity, comprehensive health benefits, and flexible paid time off. • The salary range shown may be a reflection of additional factors such as geographical location and skill ranges/levels we’re open to. Placement in the salary range will be decided upon completion of the interview process, taking into account factors like leaving room for growth, internal fairness & parity, your demonstrated skills, and the depth of your experience. Our Recruiting team will be able to provide more details during the interview process. • By submitting an application the candidate consents to the use of their personal information in accordance with the Hex Privacy policy: https://learn.hex.tech/docs/trust/privacy-policy.