Research Engineer: Generative AI for Ads & Integrity

TikTok Inc.; San Jose (CA); On-site; USD 162,000 - 317,000; Full time

Benefits offered by this job

Medical, dental and vision insurance

401(k) with company match

Paid parental leave

Short-term and long-term disability

Lebens benefits and wellbeing programs

Paid holidays and Paid Personal Time

Job summary

TikTok Inc. is seeking research engineers to advance generative AI technologies, including LLMs and multimodal models, to enable content understanding and monetization across ads, e-commerce, and short video platforms.

You will collaborate with world-class researchers to push the boundaries of AI, contribute to scalable AI services, and publish breakthroughs while helping build a robust, efficient AI ecosystem for global users.

Qualifications

• MS or PhD in Computer Science, AI, ML, or related fields; or equivalent industry experience
• Solid transferrable experience in deep learning, NLP, and generative models (LLMs, diffusion models)
• Hands-on experience with large-scale model training, RLHF, and multimodal learning
• Proficiency in PyTorch, JAX, or TensorFlow, and familiarity with distributed training frameworks
• Publications at top-tier conferences are a plus
• Knowledge of AI safety, alignment, and adversarial robustness
• Experience building agentic systems with reinforcement learning
• Strong engineering skills for deploying models at scale

Responsibilities

• Research and develop cutting-edge generative AI technologies, including LLMs, multimodal models, and deepfake detection/synthesis
• Design and deploy AIGC solutions for content understanding and monetization in ads, e-commerce, short video, and live streaming
• Advance LLM-based agents with reinforcement learning for autonomous reasoning and planning
• Improve efficiency of large-scale model training and inference using distillation, quantization, and speculative decoding
• Collaborate across teams to productionize research breakthroughs with robustness and low latency
• Contribute to patents, publications, and open-source projects in generative AI

Skills

Deep learning

NLP

Multimodal learning

RLHF

Distributed training

PyTorch

JAX

TensorFlow

Education

MS or PhD in Computer Science, AI, Machine Learning, or related fields

Tools

Distributed training frameworks

Large-scale model training

Job description

TikTok Inc. is seeking research engineers to advance generative AI technologies, including LLMs and multimodal models, to enable content understanding and monetization across ads, e-commerce, and short video platforms.

You will collaborate with world-class researchers to push the boundaries of AI, contribute to scalable AI services, and publish breakthroughs while helping build a robust, efficient AI ecosystem for global users.