Staff AI Application Engineer, Product

Twelve Labs

Build internal products for model evaluation and dataset curation. Join Twelve Labs in pioneering multimodal foundation models.

Posted 6/11/2026full-timeSan Francisco • California • 🇺🇸 United StatesLead💰 $220,000 - $240,000 per yearWebsite

Tech Stack

Tools & technologies

GoPython

About the role

Key responsibilities & impact

Unify the internal data and evaluation platform
Build a secure access layer over very large data
Bring real customer signal into the loop
Support the product org's internal agentic content curation

Requirements

What you’ll need

Strong backend engineer with real depth in at least one language (Python, Go, or similar)
Genuine system design instinct
A track record of building zero to one internal products and shipping them
Comfortable as the primary or sole engineer building the foundations for a larger team
Comfort owning a product outright: scoping it, building it, shipping it, and supporting internal users
Experience with large unstructured datasets
Full stack capable

Benefits

Comp & perks

Full health, dental, and vision benefits
Flexible PTO and parental leave policy
Office closed the week of Christmas and New Years.

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

PythonGosystem designbackend engineeringfull stack developmentdata evaluationdata curationlarge unstructured datasetsproduct developmentinternal product shipping

Soft Skills

ownershipscopingbuildingsupporting internal userscollaborationproblem-solvingcommunicationadaptabilityinitiativeleadership