Tiktok Platform Data Jobs

1 job found

1mo ago

Senior Machine Learning Engineer, E-Commerce Risk Control

TikTok San Jose, CA

San Jose, CA

1mo ago Closed

$187k - $360k/yr Full time Advanced Analytics Ai Ml Analytics

This position is no longer accepting applications (closed Jul 15, 2026).

Job Description

Senior Machine Learning Engineer on TikTok's E-Commerce Risk Control team, responsible for inventing and deploying ML models to mitigate e-commerce risks while advancing privacy, interpretability, and risk governance.

Responsibilities

Invent, implement, and deploy cutting edge ML algorithms; build prototypes and explore novel solutions to mitigate business risks in TikTok e-commerce platforms, including fraudulent merchants, cheating influencers, malicious users, information security issues, and cross domain risk challenges.
Apply representation learning, graph models, deep learning, transfer learning, and multi task learning to boost problem detection efficiency and rapidly block risks while optimizing key metrics in the e-commerce ecosystem.
Monitor and attribute principal metrics to detect shifts in risk and business trends; proactively identify potential attacks; continuously refine risk-control strategies and contribute to risk governance and business model improvements.
Mine and analyze large-scale e-commerce content and user behavior data to create both short-term and long-term user profiles; improve model precision and recall; enhance robustness, automation, and generalization.
Advance risk ML capabilities in privacy, compliance, interpretability, and risk perception; design models tailored to content e-commerce and build a leading risk control algorithm system for the domain.

Requirements

Master’s degree in Computer Science, Mathematics, Machine Learning, or related STEM fields.
3+ years of hands-on experience delivering ML models for large-scale projects at internet companies.
Strong coding skills in Python, C++, and Java, with familiarity in at least one major ML or deep learning platform.
Solid understanding of supervised, unsupervised, and deep learning techniques; ability to build business algorithms using appropriate methods.
Critical, objective thinking with data-driven, results-oriented communication; capable of working with high autonomy.

Technologies

Python
C++
Java
LLM

Benefits

Medical, dental, and vision insurance
401(k) savings plan with company match
Paid parental leave
Short-term and long-term disability coverage
Life insurance
Wellbeing benefits
10 paid holidays per year
10 paid sick days per year
17 days of Paid Personal Time, prorated on hire with tenure-based accruals
Additional discretionary bonuses and incentives
Restricted stock units

ABOUT THE TEAM

The E-Commerce Risk Control team focuses on minimizing damage from inauthentic behaviors on TikTok E-Commerce platforms, addressing account integrity, incentive abuse, malicious actions, brushing, click-farm, information leakage, and related risks.
Opportunity to engage with company strategy on key security initiatives, building scalable, robust, privacy-safe, secure, product-friendly systems and solutions.
Work on novel, first-seen challenges within a fast-evolving product ecosystem, not routine technical puzzles.
Fast-moving, transferable work that still delivers concrete, impactful results.

ABOUT USDS

TikTok USDS Joint Venture LLC focuses on safety and security for millions of Americans who create, discover, and connect through the apps we operate.
The Joint Venture was established in alignment with a Presidential Executive Order dated September 25, 2025.
Foundational data privacy and cybersecurity programs safeguard national security and US user data, apps, and algorithms.
USDS Joint Venture upholds trust and safety policies and moderation to protect the U.S. content ecosystem.
On-site collaboration across teams enables speed, alignment, and agile execution, including real-time decision making.

WHY JOIN US

TikTok emphasizes creativity and connection, with diverse teams delivering value to communities and users worldwide.
Culture centers on curiosity, humility, impact, and maintaining an Always Day 1 mindset to drive meaningful breakthroughs.
Diversity and Inclusion are core commitments, with an inclusive workspace that reflects global communities.

JOB INFORMATION

Location: San Jose, CA, onsite. Base salary range: USD 187,040 to 359,720 per year. Eligible for discretionary bonuses/incentives and restricted stock units; day-one benefits apply and may vary by location.

USDS REASONABLE ACCOMMODATION

USDS is committed to providing reasonable accommodations in our recruitment processes for candidates with disabilities or other protected needs. For assistance, contact https://tinyurl.com/USDS-RA.

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