Verified Job On Employer Career Site Job Summary: ByteDance is a leading technology company focused on inspiring creativity and enriching life through innovative products. They are seeking a Machine Learning Graduate to join their Governance & Experience Algorithm Team, where the successful candidate will lead AI projects and develop systems to improve e-commerce experiences using advanced machine learning techniques. Responsibilities: • Lead Cutting - Edge AI Projects • Build graph-powered risk networks to uncover similar product clusters and high-risk seller/creator groups in emerging markets, reducing false advertising incidents in global regions. • Develop LLM-based multi-modal systems using cross-modal fusion (text, images, behavioral data) to detect false advertising and low-quality products. Deploy AI-powered product business suggestions to improve seller compliance and user trust. • Lead time-series forecasting innovation for logistics performance metrics (e.g., delivery delays, cancellation rates), driving improvement in the e-commerce experience through predictive analytics. • Solve Complex Business Challenges • Develop multi-task models using MMoE and dynamic loss functions, driving measurable improvements in platform product, service, and logistics health. • Transform supply chains by optimizing warehouse product quality qualification strategies to cut missing recalls and reduce warehouse costs. • Unleash RPD/RPR growth through causal inference frameworks, identifying hidden correlations between CCR and user behavior to design personalized recommendations. • Redefine Industry Standards • Optimize LLM reasoning with DPO/GRPO to enhance fraud detection, outperforming traditional SFT methods. Enhance tabular data modeling for better explainability in e-commerce risk assessments. • Construct heterogeneous graphs modeling product - seller - creator - video - user relationships, enabling improvements in product lifecycle insights and detection of similar product patterns. • Build unified time-series forecasting models across products, sellers, creators, videos, and users, achieving SOTA performance in predicting inventory shortages and demand surges. Qualifications: Required: • Bachelor's degree or above in computer science or related field • Proficient in Python/C++ and machine learning frameworks (PyTorch/TensorFlow) • Deep experience with graph neural networks, time series analysis, or LLM • Track record of delivering AI solutions with measurable business impact • Passion for tackling ambiguous challenges and translating ideas into scalable solutions Preferred: • Strong communication skills to collaborate cross-functionally and influence stakeholders • Experience in anti-fraud, prediction/forecasting, e-commerce governance, or related fields Company: ByteDance is a technology company that develops content creation platforms and services. Founded in 2012, the company is headquartered in Beijing, Beijing, CHN, with a team of 10001+ employees. The company is currently Late Stage. ByteDance has a track record of offering H1B sponsorships.