Senior ML Engineer, E‑Commerce Risk Intelligence

TikTok USDS Joint Venture; Seattle (WA); On-site; USD 178,000 - 342,000; Full time

Job summary

TikTok USDS Joint Venture LLC is hiring for a role focusing on building and deploying machine learning models to mitigate e-commerce risk including fraud and malicious behaviors. The team develops scalable, privacy-safe systems and aims to counteract evolving security challenges in a fast-paced product ecosystem.

The role emphasizes leadership in risk governance, data-driven decision making, and end-to-end model development across large‑scale data environments, with a strong emphasis on privacy

Qualifications

• Master’s degree required in CS or related STEM field.
• 4+ years building and delivering ML models for large-scale projects.
• Proficient in C++/Java/Python with strong coding skills.

Responsibilities

• Invent, implement, and deploy ML algorithms to mitigate business risks in TikTok e-commerce.
• Use graph models, deep learning, and transfer learning to improve problem detection and risk mitigation.
• Monitor key metrics and proactively identify potential attacks, adjusting risk strategies accordingly.
• Analyze massive e-commerce data to build user profiles and improve model robustness and recall.

Skills

C++

Java

Python

Education

Master’s degree in Computer Science or related STEM

PhD in Computer Science / ML / Statistics / OR

Job description

TikTok USDS Joint Venture LLC is hiring for a role focusing on building and deploying machine learning models to mitigate e-commerce risk including fraud and malicious behaviors. The team develops scalable, privacy-safe systems and aims to counteract evolving security challenges in a fast-paced product ecosystem.

The role emphasizes leadership in risk governance, data-driven decision making, and end-to-end model development across large‑scale data environments, with a strong emphasis on privacy