Machine Learning Engineer - Search Ads
Core
Building a globally leading Search Ads monetization system across apps like TikTok and TopBuzz, focusing on large-scale distributed storage, NLP, ranking, and ad format innovation.
Role type
Senior IC machine learning engineer (search ads)
Builds
Large-scale Ads system, relevance models, ranking strategies, and ad delivery optimization
Domain
Online advertising, search engine monetization, NLP
Deliverable
production ML models
Required skills
Machine learning, deep learning, NLP, ranking strategy, feature engineering, data analysis, semantic matching, active learning, query understanding, CTR/CVR modeling
Preferred skills
Ad fraud detection, risk control, quality control, adversarial engineering, backend systems, large-scale systems, full-stack development
Technologies
Go, C/C++, Python, knowledge graphs, seq2seq, NER
Responsibilities
Develop relevance models and ranking strategies; improve NLP capabilities for query understanding; estimate CTR/CVR accuracy; research pacing and traffic control algorithms; partner with product teams on strategy and features
Seniority
Senior, hands-on IC
