Machine Learning Engineer, Contextual Targeting

San Jose, California, US Until 9/22/2026 H-1B sponsor history First posted July 24, 2026 Last posted July 24, 2026
Job description

Description

TikTok's immersive experience, global presence, and high engagement makes it the ideal destination for brands, big and small, to showcase their unique identity, connect with their consumers, and build strong lasting relationships over time. Our Brand Ads team focuses on enabling brands to grow and succeed on TikTok by creating cutting-edge monetization products that empowers users, creators, and advertisers.

The Brand Ads Team builds technologies that unlock business growth potential. This team owns several ads products: reservation ads, auction ads, and innovative content ads that enables advertisers and users to foster more awareness of their brand to attain their business goals. We work on the end-to-end ads delivery tech stack, including ads bidding, ranking, and forecasting.

We are looking for engineers that have strong problem solving skills and algorithm understanding to build and manage systems with high performance, scalability, and availability. You will have the opportunity to partner closely with a globalized engineering and product teams in a high-impact and fast-paced environment.

What You'll Do:
- Participate in the development of a large-scale Ads system.
- Responsible for the development of state-of-the-art applied machine learning projects.
- Own key targeting components or strategies in the TikTok ads monetization ecosystem.
- Work with product and business teams on product vision.

Requirements

Minimum Qualifications:
- Experience in and good theoretical grounding in machine learning concepts and techniques.
- Proven experience in multimodal content understanding, with expertise in large language models (LLMs) and familiarity with cutting-edge progress in the field.
- Strong technical foundation in at least one major deep learning framework (e.g., PyTorch, TensorFlow).
- Proactive mindset, strong sense of ownership, excellent communication skills, and ability to collaborate across teams.

Preferred Qualification:
- Hands-on experience deploying content understanding solutions in search, advertising, recommendation, or related domains.

About this role

Summary

Develop and manage large-scale machine learning systems for ad targeting and content understanding.

Job title

Machine Learning Engineer, Contextual Targeting

Experience level

null

Industry

software

Location requirements

San Jose, California, USA, remote work not specified.

Salary

Not specified

Visa sponsorship

H-1B sponsor history

Management role

No

Skills & keywords

Required skills

machine learningdeep learningPyTorchTensorFlow

Preferred skills

content understandingsearchadvertisingrecommendation

Specializations

machine learningdeep learninglarge language modelscontent understanding
Locations

Structured locations inferred from the posting.

San Jose, CA, USA

Work arrangement unknown City