Senior Machine Learning Engineer - Search Ads in California

About the Role:
We are hiring a Senior Machine Learning Engineer to join a company that is reshaping the future of search and digital advertising. The Search Ads team focuses on building world-class search monetization systems for a globally leading digital platform. As part of the team, you will work on machine learning models for ads relevance, NLP for query understanding, and optimizing ad delivery at scale.

What You'll Do:

• Develop ads relevance models and ranking algorithms for search ads optimization.
• Implement NLP technologies for query understanding, including semantic matching and bidword optimization.
• Work on...

About the Role:
We are looking for a highly skilled and passionate Senior Machine Learning Engineer to join a dynamic team focused on transforming the future of Search Ads. As part of a globally recognized tech platform, you will have the opportunity to work on cutting-edge projects that drive the monetization strategy across multiple apps, including search engines, video platforms, and more. You will play a key role in optimizing ad relevance, improving ad formats, and contributing to the innovative features of the Search Ads ecosystem.

Key Responsibilities:

• Participate in the development and optimization of a large-scale Ads system.
• Work on relevance models and strategies, including semantic matching models, active learning, text/photo/video multi-modal ranking strategies, and more.
• Develop and iterate on Ads algorithms using machine learning techniques.
• Enhance Natural Language Processing (NLP)...

As a member of the Search Ads team, you'll tackle complex challenges in distributed systems, search relevance, ad targeting, and ROI maximization, helping shape the future of our global ad platforms. If you're passionate about working on high-performance systems and pushing the boundaries of NLP and search ads, this is the role for you!

What You'll Do:

• Develop and Optimize Ads Systems: Build, scale, and improve large-scale ad platforms and monetization systems.
• NLP & Search Relevance Models: Lead the development of advanced NLP models for query understanding, including semantic matching, text classification, Named Entity Recognition (NER), sequence-to-sequence (seq2seq) models, and knowledge graphs.
• Search Ranking & Ad Strategy Optimization: Focus on enhancing ad relevance through machine learning-driven ranking strategies and multi-modal approaches (text, photo, video).
• ...

Why Join Us

Our platform is built to help imaginations thrive. Together, we inspire creativity and bring joy - a mission we all believe in and aim towards achieving every day. To us, every challenge, no matter how difficult, is an opportunity; to learn, to innovate, and to grow as one team. Status quo? Never. Courage? Always. That's how we drive impact - for ourselves, our company, and the communities we serve.

At the Search Ads team, you will have the chance to work on large-scale distributed storage and architecture, NLP, Rank, and IR related problems. You will be also deeply involved in the innovation and optimization of our Ad format, creative display, and the ROI of ads delivery. We are looking for candidates who brave difficulties, share a passion for tackling complexity and developing our Search Ads product from 0 to 1 with a world-class team of passionate engineers.

What You'll Do:

• Participate in the development of a large-scale Ads system...