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TikTok · 2 weeks ago

Research Scientist Graduate - Global E-commerce Content Recommendation - 2026 Start (PhD)

San Jose, CA

Full-time

Onsite

New Grad, Entry Level

$137K/yr - $360K/yr

TikTok is the leading destination for short-form mobile video, and they are seeking a Research Scientist Graduate to join their Global E-commerce Content Recommendation team. This role involves designing algorithms and systems that leverage large language models and generative models for content-to-commerce matching and driving scientific rigor in the research community.

Content CreatorsContent DiscoveryMedia and EntertainmentSocial MediaVideo

H1B Sponsor Likely

Responsibilities

Design algorithms and systems that leverage LLMs and generative models for content-to-commerce matching, product summarization, etc

Explore novel architectures and strategies for generative recommendation systems

Contribute to the research community via internal papers, patents, or external publications

Drive scientific rigor while balancing real-world constraints

Qualification

PhD in Computer ScienceLLMsProficient in PythonDeep learning frameworksRecommendation systemsPublications in ML/AI conferencesBackground in e-commerceProblem-solving skillsHigh sense of ownership

Required

PhD in Computer Science, Machine Learning, Artificial Intelligence, Statistics, or a related technical field

Experience with LLMs (e.g., GPT, LLaMA, PaLM) or diffusion/generative models, through research or practical application

Proficient coding skills in Python and hands-on experience with deep learning frameworks such as TensorFlow or PyTorch

Demonstrated ability to conduct rigorous research and analyze large-scale data

Strong problem-solving skills and a high sense of ownership

Preferred

Publications in top-tier ML/AI conferences (e.g., NeurIPS, ICML, ACL, SIGIR, KDD, CVPR, RecSys)

Experience with recommendation systems, retrieval models, or multi-modal learning

Familiarity with building and deploying real-time, scalable ML systems in production

Background in e-commerce or related applied AI research domains

Benefits

Employees have day one access to medical, dental, and vision insurance

A 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

Glassdoor3.4

TikTok is a short-form video entertainment app and social network platform. It is a sub-organization of ByteDance.

Founded in 2003

Los Angeles, California, USA

10001+ employees

https://www.tiktok.com

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)