Senior Machine Learning Engineer

Location: United States - remote Visa: US Citizens or Green Card Holders

Fluency in Chinese/Mandarin is required, so only reach out exclusively to candidates of Chinese ethnic background.
What you will own

• Build recommendation and search across feed, discovery, search, and content continuation.
• Own retrieval/ranking: candidate generation, embeddings, two-tower models, features, and serving quality.
• Design, launch, and analyze recommendation/search experiments.

Requirements

• 5+ years industry experience building production ML systems with senior ownership.
• Bachelor's degree from a recognized university in China is required 
• Hands-on recommendation, search, ranking, ads ranking, feed ranking, or content discovery systems.
• Consumer apps, entertainment, social, gaming, creator, or engagement-driven products.
• Two-tower models, embedding retrieval, candidate generation, ranking, and online/offline evaluation.

Hard filters

• 5+ years industry experience building production ML systems with senior ownership.
• Hands-on recommendation, search, ranking, ads ranking, feed ranking, or content discovery systems.
• Consumer apps, entertainment, social, gaming, creator, or engagement-driven products.
• Two-tower models, embedding retrieval, candidate generation, ranking, and online/offline evaluation.

Strong fit

• Build recommendation and search across feed, discovery, search, and content continuation.
• Own retrieval/ranking: candidate generation, embeddings, two-tower models, features, and serving quality.
• Background in the entertainment or social media industry (e.g., TikTok, Pinterest, Instagram). 
• Design, launch, and analyze recommendation/search experiments.

Bonus:

• Bonus signal: 5+ years production ML
• Bonus signal: recommendation systems
• Bonus signal: search ranking
• Bonus signal: embedding retrieval

Anti-signals

• Cannot show core Senior Machine Learning Engineer, Recommendation experience
• Not comfortable with the listed work mode
• Low ownership, coordination-only, or no shipped examples

This is a remote position.

Compensation: $150,000.00 - $300,000.00 per year

About Us

AHU Technologies INC. is an IT consulting and permanent staffing firm that meets and exceeds the evolving IT service needs of leading corporations within the United States. We have been providing IT solutions to customers from different industry sectors, helping them control costs and release internal resources to focus on strategic issues. 

AHU Technologies INC. was co-founded by visionary young techno-commercial entrepreneurs who remain as our principal consultants. Maintaining working relationships with a cadre of other highly skilled independent consultants, we have a growing number of resources available for development projects. We are currently working on Various projects such as media entertainment, ERP Solutions, data warehousing, Web Applications, Telecommunications and medical to our clients all over the world.