Research Engineer - Foundation Models, Ads Integrity Research Engineer - Foundation Models, Ads Integrity

Research Engineer - Foundation Models, Ads Integrity TikTok 4.5 ( ) San Jose, CA Why you should apply for a job to TikTok : 4.5/5 in overall job satisfaction 4.5/5 in supportive management 100% say women are treated fairly and equally to men 100% would recommend this company to other women 100% say the CEO supports gender diversity Ratings are based on anonymous reviews by Fairygodboss members. See all reviews Employee well-being is supported via hybrid work, short-term counseling through our EAP and a premium subscription to Headspace. We embrace diversity across all dimensions and provide employees with 9 employee resource groups globally, including our WOMEN ERG. Comprehensive parental leave policy as well as fertility treatment through healthcare providers with a $20,000 lifetime maximum. # ...5323783 Position summary orld-class researchers and engineers to push the boundaries of generative AI. 3. Competitive compensation, flexible work culture, and opportunities for rapid career growth. Responsibilities Research and develop cutting-edge generative AI technologies, including LLMs, multimodal models (text/image/video), and deepfake detection/synthesis, optimizing performance across pre-training, SFT, RLHF, and AI safety. Design and deploy AIGC solutions for content understanding and monetization in ads, e-commerce, short video, and live streaming, building next-gen AI-driven ecosystems. Advance LLM-based agents with reinforcement learning, enabling autonomous reasoning, planning, and interactive capabilities for real-world applications. Improve efficiency of large-scale model training and inference, exploring techniques like distillation, quantization, and speculative decoding for scalable deployment. Collaborate cross-functionally to productionized research breakthroughs, ensuring robustness, low-latency, and cost-effective AI services. Stay ahead of industry trends, contributing to patents, publications, and open-source projects in generative AI. Qualifications Minimum Qualifications: MS or PhD in Computer Science, AI, Machine Learning, or related fields (or equivalent industry experience) Solid transferrable experience in deep learning, NLP, and generative models (LLMs, diffusion models, etc.) Hands-on experience with large-scale model training, RLHF, and multimodal learning Proficiency in PyTorch, JAX, or TensorFlow, and familiarity with distributed training frameworks Preferred Qualifications: Publications at top-tier conferences (NeurIPS, ICML, ACL, CVPR, etc.) are a plus Knowledge of AI safety, alignment, and adversarial robustness Experience in building agentic systems with reinforcement learning. Strong engineering skills for deploying models at scale. Job Information [For Pay Transparency] Compensation Description (annually) The base salary range for this position in the selected city is $136800 - $259200 annually. Compensation may vary outside of this range depending on a number of factors, including a candidate's qualifications, skills, competencies and experience, and location. Base pay is one part of the Total Package that is provided to compensate and recognize employees for their work, and this role may be eligible for additional discretionary bonuses/incentives, and restricted stock units. Benefits may vary depending on the nature of employment and the country work location. 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, among others. Employees also receive 10 paid holidays per year, 10 paid sick days per year and 17 days of Paid Personal Time (prorated upon hire with increasing accruals by tenure). The Company reserves the right to modify or change these benefits programs at any time, with or without notice. For Los Angeles County (unincorporated) Candidates: Qualified applicants with arrest or conviction records will be considered for employment in accordance with all federal, state, and local laws including the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act. Our company believes that criminal history may have a direct, adverse and negative relationship on the following job duties, potentially resulting in the withdrawal of the conditional offer of employment: Interacting and occasionally having unsupervised contact with internal/external clients and/or colleagues; Appropriately handling and managing confidential information including proprietary and trade secret information and access to information technology systems; and Exercising sound judgment. Why you should apply for a job to TikTok : 4.5/5 in overall job satisfaction 4.5/5 in supportive management 100% say women are treated fairly and equally to men 100% would recommend this company to other women 100% say the CEO supports gender diversity Ratings are based on anonymous reviews by Fairygodboss members. See all reviews Employee well-being is supported via hybrid work, short-term counseling through our EAP and a premium subscription to Headspace. We embrace diversity across all dimensions and provide employees with 9 employee resource groups globally, including our WOMEN ERG. Comprehensive parental leave policy as well as fertility treatment through healthcare providers with a $20,000 lifetime maximum.