AI Engineer Intern

Posted Yesterday
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San Francisco, CA, USA
Hybrid
Internship
Artificial Intelligence • Big Data • Software • Analytics • Business Intelligence • Big Data Analytics
Hex empowers thousands of people to ask & answer new questions of data, and seamlessly share the results with everyone.
The Role
AI Engineer Interns will research, design, evaluate, and productionize AI-powered data capabilities. Responsibilities include running AI/ML experiments, developing agent self-improvement and continuous-learning systems, collaborating with product engineers, building evaluation and training infrastructure, optimizing performance, designing APIs, and contributing across the full development lifecycle.
Summary Generated by Built In
About Hex

Hex is growing our team of builders on a mission to make everyone a data person. Our platform solves key pain points with today’s data and analytics tooling, and empowers anyone to explore data using natural language, with or without code, on trusted context. Thousands of customers like Ramp, Figma, Stubhub, Anthropic, and Gamma love Hex for our beautiful UI, agentic superpowers, and boundless flexibility.

Hex has raised over $100M from leading investors like Sequoia, a16z, Snowflake and Amplify. With office hubs in San Francisco and New York, as well as remote team members throughout the US and UK, we’re a high-agency team that ships fast and has fun doing it. Check out our Intro to Hex video and employee handbook to learn more about what it’s like to work at Hex.

About the role

We are looking for a AI Engineer Intern to join us this summer and help build the next generation of AI-powered data tooling at Hex.

Our mission is to empower users to understand and work with data using natural language and agentic AI capabilities. As an intern, you’ll contribute directly to product and research that sits at the core of how data teams explore, analyze, and collaborate. While prior AI research experience is desired, we’re also looking for curiosity, enthusiasm, and a willingness to dive into fast-evolving technology.

This is an opportunity to learn from experienced engineers, ship real features to production, and contribute meaningfully to one of the most exciting technical spaces of our time.

What you will do:

As an AI Engineer Intern, you will work across the entire research process, identifying problems, designing experiments, evaluating results, and implementing in production. Throughout this process, you will partner closely with other AI Engineers, software engineers, PMs, internal partners, and customers.

  • Build run real research experiments to solve business problems, making use of modern and classical AI/ML techniques, tackling problems such as post-training, continuous learning, and agent self-improvement

  • Collaborate with product engineers to deliver new AI-powered capabilities to end users

  • Contribute to research infrastructure including evals, production monitoring, training pipelines, and more

  • Solve practical engineering challenges, such as performance optimizations, data modeling, and API design

  • Participate in the full development lifecycle, from ideation and design to implementation, testing, and launch.

About you
  • You are pursuing a degree in Computer Science, Engineering, or a related field, with plans to graduate in December 2027 or sometime in 2028

  • You have AI research, applied AI, or ML experience, ideally having worked on substantive generative AI or transformer-based projects

  • You have an interest in how you can build delightful product experiences backed by cutting edge technology, and an appetite for pushing the boundaries of what agents can accomplish

  • You care about users and enjoy thinking about how technical systems translate into polished, intuitive experiences.

  • You are curious, adaptable, and comfortable working in a fast-paced environment where priorities shift as new technology emerges.

  • You enjoy collaborating with others, asking questions, and learning from more senior engineers.

The compensation for this role is $11,000 a month + a housing stipend.

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.

Skills Required

  • Pursuing a degree in Computer Science, Engineering, or a related field
  • Expected graduation in December 2026 or 2027
  • AI research, applied AI, or machine learning experience
  • Experience with substantive generative AI or transformer-based projects
  • Interest in building AI-powered product experiences
  • Curiosity, adaptability, and comfort in a fast-paced environment
  • Ability to collaborate, ask questions, and learn from senior engineers

Hex Compensation & Benefits Highlights

  • Healthcare Strength — Official materials and benefits profiles consistently reference comprehensive medical, dental, and vision coverage, with mental-health support and FSAs also noted. Some listings additionally cite very high employer premium contributions on the base plan.
  • Parental & Family Support — Benefits information highlights fully paid parental leave (e.g., 12 weeks, or 16 for the gestational parent) with flexible return-to-work support. Family-planning benefits such as Carrot with a quoted lifetime allowance are also described.
  • Retirement Support — Multiple profiles note a 401(k) with a company match (commonly cited up to 4%). This retirement support is presented as part of a broader market-benchmarked total-rewards package.

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The Company
HQ: San Francisco, CA
160 Employees
Year Founded: 2019

What We Do

Hex is changing the way people work with data. Our platform makes analytics workflows more powerful, collaborative, and shareable. Hex solves key pain points with today's data and analytics tooling, and is loved by thousands of users all over the world for the beautiful UI, new superpowers, and boundless flexibility. We are a tight-knit crew of engineers, designers, and data aficionados. Our roadmap is full of big ideas and little details, and we would love your help bringing them to life. Hex has raised over $100m from great VCs and angels, giving us many years of runway and the ability to pay competitive salaries, offer great benefits, and provide meaningful equity.

Why Work With Us

We’re a team of builders. We spend our days designing and developing beautiful products, growing and supporting our user base, and helping each other succeed and learn. To do that, we've developed a culture focused on quality, craft, and speed -- with very few meetings, bias toward action, and taking care of each other through feedback and support.

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Hex Offices

Hybrid Workspace

Employees engage in a combination of remote and on-site work.

We have a truly hybrid workforce, with many employees working fully remotely, and others coming into one of our two offices (SF or NYC) 2-3 days per week.

Typical time on-site: Flexible
HQSan Francisco, CA
New York, NY
Learn more

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