Research Engineer, Content Understanding at Exa

Department: Research

Compensation

$180,000 – $350,000/yr

Setup: On-site
Location: San Francisco, California
Type: Full-time
Level: not_specified
Posted: Oct 1, 2026

Description

Exa is hiring a research engineer to work on its search architecture, particularly on page-level document understanding, parsing, classification, extraction, quality and credibility assessment, deduplication, and supervision for large-scale web data. The role involves building transformer models in PyTorch, training models that can run efficiently at scale, working with large datasets, and developing methods where ground truth is not yet available.

Required Skills

PyTorch
Transformers
Large-scale datasets
Document understanding
Classification
Supervision

Additional Information

Minimum Education: Master’s or PhD in machine learning with at least two years of relevant experience, or an exceptionally strong undergraduate background
Required Previous Experiences: At least two years of relevant machine learning experience for graduate-level candidates
Preferred Qualifications: Ability to build transformers from scratch in PyTorch and train models that run efficiently at scale
Experience building large-scale datasets and focusing on supervision over architecture
Comfort working on problems where ground truth is undefined and must be defined
Interest in high-quality knowledge discovery
Translation Company Name: Exa