# Senior Applied AI Research Scientist at Sardine

- Company: Sardine
- What the company does: The top agentic risk platform used by leading banks and merchants worldwide to stop fraud in real-time, prevent AI-driven attacks, automate fraud & AML operations. Backed by a16z and GV.
- Company website: https://www.sardine.ai
- Type: Startups (AI role)
- Level: Senior
- Location: North America
- Work setup: Remote
- Posted: 2026-09-04
- Apply by: 2026-10-19
- Apply: https://jobs.ashbyhq.com/sardine/44cf5225-547a-4584-a271-c0c6ddc7b0b6
- Page: https://www.1752.vc/careers/jobs/sardine-senior-applied-ai-research-scientist/

## About the role

Sardine sits on one of the richest behavioral datasets in fraud and risk: device intelligence, behavior biometrics, session telemetry, payment events, and consortium signals that we leverage to fight fraud across hundreds of fintechs and banks. We are looking for an applied research scientist that brings their expertise in deep learning and foundation models to take this to the next level.

## What they're looking for

- 4+ years in applied machine learning, quantitative modeling, or ML engineering including at least one foundation model you pre trained or substantially adapted and put in front of real traffic
- Hands-on self-supervised pre training experience, plus practical fine-tuning and adaptation
- Production experience with model serving, versioning, monitoring, and rollback
- Ability to self-manage and drive ambiguous applied research projects with clear communication with partner teams across data science, engineering, product, marketing and external partners
- Strong Python, strong SQL, and comfort preparing very large datasets

Tags: Data Science