Senior ML Engineer – Ads Ranking & Growth

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

Job summary

TikTok USDS Joint Venture LLC seeks a Machine Learning Engineer to join the Ads team in Seattle, WA. You will build scalable ML systems to improve ad ranking and help advertisers optimize campaigns, collaborating with product managers and designers to shape next‑gen shopping experiences.

Required: strong SQL and Python, experience with Hadoop/Spark, and a solid ML foundation. Excellent communication and analytic skills are essential; a Master’s degree and 5+ years in related roles are preferred.

Qualifications

• Highly self-motivated to drive business growth and foster technical advancement.
• Proficient in using SQL and Python and experience with data manipulation.
• Experience with big data processing frameworks (e.g., Hadoop, Spark) and distributed computing for efficient data mining on large-scale datasets.
• Solid understanding of machine/deep learning concepts and techniques, including feature engineering, model evaluation, and optimization.
• Strong analytical and problem-solving skills, with a demonstrated ability to handle and derive insights from complex and unstructured datasets.

Responsibilities

• Build highly scalable machine learning systems and state-of-the-art machine learning models to improve ad ranking quality and optimize advertisers' marketing strategies.
• Explore, develop and experiment with new features to improve model accuracy.
• Understand ads platform objectives and take full advantage of modern machine learning to improve ads relevance, quality, and quantity delivered to end-users.
• Collaborate with Global counterpart, Product Managers, Designers, and other disciplines to explore the next generation of shopping experiences on TikTok.

Skills

Analytical thinking

Problem-solving

Communication skills

Collaboration skills

Education

Master’s or advanced degree in Computer Science, Data Science, Statistics, or related field

Tools

SQL

Python

Hadoop

Spark

Job description

TikTok USDS Joint Venture LLC seeks a Machine Learning Engineer to join the Ads team in Seattle, WA. You will build scalable ML systems to improve ad ranking and help advertisers optimize campaigns, collaborating with product managers and designers to shape next‑gen shopping experiences.

Required: strong SQL and Python, experience with Hadoop/Spark, and a solid ML foundation. Excellent communication and analytic skills are essential; a Master’s degree and 5+ years in related roles are preferred.