TikTok · 13 hours ago
Sr. Research Engineer/Scientist(all levels), Efficient Models
San Jose, CA
Full-time
Onsite
Senior Level
$209K/yr - $616K/yrTikTok is the leading destination for short-form mobile video. The company is seeking a Research Engineer / Scientist to design and implement efficient models for large-scale generative AI, focusing on model distillation and compression to enable scalable training and deployment.
Content CreatorsContent DiscoveryMedia and EntertainmentSocial MediaVideo
Responsibilities
Develop efficient algorithms and architectures for large-scale generative and multimodal models, using techniques such as step distillation, cfg distillation, quantization, and other methods to improve model efficiency (e.g., image generation, video generation, VLM)
Advance scalable generative modeling approaches, including diffusion and autoregressive models, with a focus on acceleration and efficiency
Qualification
Required
B.S. in Computer Science or related fields, or equivalent experience
Expertise in efficient models with deep understanding of computational bottlenecks and acceleration methods
Proficiency in training generative AI or LLM models using widely adopted frameworks and tools such as PyTorch and JAX
Strong communication and collaboration skills in fast-paced environments
Preferred
Ph.D. in GenAI, MLSys or equivalent experience
Extensive research experiences in broad GenAI, MLSys, LLM areas
Proven experiences in at least one of the following areas: image/video generation and editing; model compression (e.g., quantization, step/cfg distillation); efficient architectures (e.g., MoE, window attention); efficient model design; or reinforcement learning training methods (e.g., RLHF, DPO, GRPO)
Benefits
Medical, dental, and vision insurance
401(k) savings plan with company match
Paid parental leave
Short-term and long-term disability coverage
Life insurance
Wellbeing benefits
10 paid holidays per year
10 paid sick days per year
17 days of Paid Personal Time (prorated upon hire with increasing accruals by tenure)
Company
TikTok
TikTok is a short-form video entertainment app and social network platform. It is a sub-organization of ByteDance.
Founded in 2003
10001+ employees
H1B Sponsorship
TikTok has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (979)
2024 (601)
2023 (387)
2022 (322)
2021 (133)
2020 (72)
Funding
Current Stage
Late StageLeadership Team
N Ali Mohamed
CEO
Blake Chandlee
VP Global Business Solutions
Recent News
2026-01-25
2026-01-25
2026-01-25
Company data provided by crunchbase