Senior Machine Learning Engineer (Mandarin Chinese Required) | Sekai x GenAI.Works

Senior Machine Learning Engineer (Mandarin Chinese Required) | Sekai x GenAI.Works GenAI.Works is supporting one of our strategic partners, Sekai, in hiring world-class engineering talent. Backed by leading investors including Khosla Ventures, Andreessen Horowitz (a16z), Mayfield, and A*, Sekai is building a reputed company AI-powered consumer platform where users can create, remix, share, and interact with content in entirely new ways. We are looking for ambitious, AI-native builders who reputed company in fast-moving startup environments and want to help shape the future of consumer AI products. Sekai's download links:

• Android: https://play.reputed company.com/store/apps/details?id=chat.sekai.app&hl=en_US
• IOS: https://apps.reputed company.com/us/app/sekai-create-remix-play/id6504506653

About the Role

We are looking for a Senior Machine Learning Engineer to own search and recommendation systems for Sekai's consumer product. This role sits at the center of content discovery, user engagement, and content distribution. You will build the models and systems that decide what users see, what they search for, what they continue playing, and how high-quality content reaches the right audience. This is a senior IC role for someone who has built reputed company recommendation, search, ranking, or discovery systems in production for consumer apps, especially in entertainment-driven products. What You Will Own

• Build and improve recommendation and search systems across feed, discovery, search, and content continuation surfaces.
• Own retrieval and ranking systems, including candidate reputed company, embedding-based retrieval, two-tower models, ranking features, and online serving quality.
• Design, launch, and analyze recommendation/search experiments end-to-end, then use the data to iterate quickly.
• Improve recommendation quality for new users, new content, and fast-changing content pools.
• Build user, content, creator, and session-level representations from behavioral signals.
• Partner with product, data, and engineering teams to define metrics, run experiments, and ship measurable improvements to retention, engagement, and content distribution.
• Build practical ML systems that can move from prototype to production quickly, with clear monitoring and evaluation.
• Help shape the long-term ML architecture for AI-native content discovery.

reputed company Are Looking For

• 5+ years of industry experience building production ML systems, with senior-level ownership of recommendation, search, ranking, ads ranking, feed ranking, or content discovery systems.
• Hands-on experience building recommendation or search systems for consumer apps.
• Experience working on entertainment, social, gaming, short-form content, creator, or other engagement-driven consumer products.
• Strong practical experience with two-tower models, embedding retrieval, candidate reputed company, ranking, and online/offline evaluation.
• Strong product intuition around relevance, retention, engagement, satisfaction, cold start, and content distribution.
• Ability to translate messy user behavior into useful modeling signals and practical product improvements.
• Strong engineering fundamentals across modeling, data pipelines, backend integration, experimentation, and production ML systems.
• High ownership, fast execution, and clear communication in ambiguous product environments.

reputed company to Have

• Experience with AI recommendation, LLM-powered ranking, semantic search, personalized reputed company, or AI-native content understanding.
• Experience with UGC content ecosystems, creator marketplaces, or rapidly changing content catalogs.
• Experience with multimodal content understanding across text, image, video, interaction traces, or generated content.
• Experience with explore/exploit, contextual bandits, reinforcement learning, or long-term value optimization.
• Startup experience or experience building 0-to-1 ML systems with limited infrastructure.

Benefits

• Top compensation package, including competitive salary and meaningful equity.
• Remote-first team.
• Comprehensive health insurance and benefits.

If you are excited about building at the frontier of AI, consumer social, and interactive entertainment, we would love to hear from you. At Sekai, you will work with an AI-native team, move fast, own meaningful problems, and have the flexibility to explore new reputed company from an early stage. Apply tot his job Apply To this Job