Machine Learning Engineer (NLP)

TonicAI

Location
Hayes Valley, San Francisco
Type
Full-time
Salary
157784.97 - 157784.97
Posted
March 18, 2026

Description

Tonic.ai is looking for a hands-on Machine Learning Engineer to help build production-grade NLP systems that power our data privacy and information extraction products. You'll join a small, experienced team working at the intersection of LLMs, data privacy, and applied AI — developing and fine-tuning models that detect and redact sensitive information across diverse datasets. What You’ll Do Build and ship models. Fine-tune and evaluate transformer-based models (e.g., RoBERTa, Gemma, LLaMA) to s…