ML Engineer - E-commerce Risk & AI Governance

TikTok; San Jose, Northern (CA, KY); Hybrid; USD 162,000 - 388,000; Full time

Benefits offered by this job

Medical

Dental

Vision insurance

401(k) match

Paid parental leave

Disability coverage

Life insurance

Wellbeing benefits

Paid holidays

Paid sick days

Paid Personal Time

Job summary

TikTok is seeking talented researchers to join the Governance and Experience Algorithm team in San Jose. You will work on cutting-edge AI solutions to detect risk and improve platform integrity across e-commerce, shopping, and live content.

A PhD and strong ML/DL background are required, with proficiency in Python/Go/C++ and Linux. Ideal candidates will have experience in NLP/CV or related AI domains, excellent problem-solving skills, and a passion for tackling hard challenges at scale.

Qualifications

• PhD in Software Development, Computer Science, Computer Engineering or related field.
• Strong coding skills in Python, Go, or C++.
• Solid foundation in data structures and algorithms, and ML/DL theory.
• Familiar with NLP, CV, multimodal, graph algorithms, search, data mining, or LLMs.
• Analytical and problem-solving strengths for challenging problems.

Responsibilities

• Support governance/experience with advanced AI tech for e-commerce risk/violation detection.
• Identify algorithms for risk, violations, and low-quality content across products, carts, videos, and live streams.
• Mine and detect fraudulent behaviors and identify risky merchants/creators.
• Optimize algorithms for large-scale brand libraries, products, and content deduplication.
• Contribute to data construction, instruction tuning, CoT, and alignment for large models in e-commerce.
• Explore reinforcement learning and operations research for intelligent dispatching/audit scheduling.

Skills

PhD in related field

Python

Go

C++

Linux

Machine learning theory

Education

PhD in Software Development / CS / CE or related

Job description

TikTok is seeking talented researchers to join the Governance and Experience Algorithm team in San Jose. You will work on cutting-edge AI solutions to detect risk and improve platform integrity across e-commerce, shopping, and live content.

A PhD and strong ML/DL background are required, with proficiency in Python/Go/C++ and Linux. Ideal candidates will have experience in NLP/CV or related AI domains, excellent problem-solving skills, and a passion for tackling hard challenges at scale.