ByteDance · 4 weeks ago
Large Model Algorithm Engineer - Global Payment
San Jose, CA
Full-time
Onsite
Mid, Senior Level
$137K/yr - $360K/yrByteDance is a global technology company known for its innovative products like TikTok. The Large Model Algorithm Engineer will be responsible for optimizing model performance using advanced technologies to enhance user experience and operational efficiency in payment solutions.
ContentData MiningFoundational AIInternetSocial Media
Responsibilities
Gain a deep understanding of business requirements, utilize various post-training technologies such as SFT, RLVR, and Agent RL to optimize the performance of models for information extraction, intent classification, tool calling, etc., in scenarios such as intelligent debt collection, intelligent customer service, AIOps, thereby raising the ceiling of business results
Based on the understanding of the large model system framework and the boundaries of model capabilities, design and build Agent architectures, including ReAct, Plan-Act, Generate-Verifier, Multi-Agent, etc., and explore Agent Test-Time-Scaling technology
Closely follow the latest research results in the LLM field, actively participate in the exploration and research of new businesses, and find the best solutions based on a full understanding of business scenarios
Qualification
Required
Possess excellent programming fundamentals and proficiency in at least one programming language such as Python/C++
Be familiar with technologies related to NLP, CV, ML, etc., and deep dive into the LLM tech stack (such as Reward Model, GRPO/PPO/DPO, SFT/RFT, etc.)
Proficiently master common open-source model fine-tuning and training frameworks such as LLama Factory and Verl, be familiar with common inference acceleration frameworks such as vLLM, and understand the principles and implementations of open-source large models such as Qwen and DeepSeek
Have excellent ability to analyze and solve problems, be passionate about solving challenging problems, and possess good communication and teamwork skills
Preferred
Those with experience in training, fine-tuning, and delivery of well-known large models in the industry are preferred
Those with experience in implementing well-known large model application products in the industry or having published papers in top conferences related to large models are preferred
Winners of competitions such as ACM/ICPC, NOI/IOI, Top Coder, and Kaggle are preferred
Benefits
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
ByteDance
ByteDance is a technology company that develops content creation platforms and services.
Founded in 2012
10001+ employees
H1B Sponsorship
ByteDance 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 (1350)
2024 (1123)
2023 (775)
2022 (487)
2021 (417)
2020 (245)
Funding
Current Stage
Late StageTotal Funding
$9.8BKey Investors
Capital TodayG42Tiger Global Management
2025-11-20Secondary Market· $300M
2024-07-25Secondary Market
2023-03-14Secondary Market· $100M
Leadership Team
Jochen Bischoff
Head of Global Business Solutions - Africa
Matty Lin
General Manager, Global Business Solutions, KR
Recent News
2026-01-12
Company data provided by crunchbase