ML Engineer: LLM & Agentic Systems for Global Growth

TikTok Inc.; San Jose (CA); On-site; USD 162,000 - 388,000; Full time

Job summary

TikTok Inc. is seeking a seasoned ML Engineer to develop and deploy deep learning and LLM-powered systems for merchant tools and global e-commerce growth.

You will leverage large-scale e-commerce data to power agentic systems for CRM content, store decoration, automated email reply, and outreach optimization. The role requires strong ML fundamentals, Python proficiency, and 2+ years in ML engineering with NLP or growth-focused projects.

Qualifications

• Master’s or PhD in Computer Science, AI, Statistics, OR related fields with data mining/deep learning experience.
• Solid understanding of ML and DL fundamentals – classification, regression, NLP, model optimization.
• Strong programming in Python; familiarity with ML frameworks (PyTorch, TensorFlow).
• Ability to connect algorithms with business impact; highly self-driven with ownership and curiosity.
• 2+ years of experience as an ML Engineer, ideally in NLP, recommendation, marketing, or growth algorithms.
• Excellent analytical, teamwork, and communication skills.

Responsibilities

• Develop and deploy deep learning and LLM-powered systems for merchant tools and growth scenarios.
• Leverage e-commerce data to power agentic systems for CRM content, outreach optimization, and store decoration.
• Use ML models to predict seller performance, identify growth gaps, and provide agent-based recommendations.
• Collaborate with product, data science, and operations to design and deliver 0-to-1 projects reshaping merchant growth across categories.
• Build lead-scoring models, merchant tiering algorithms, and outreach optimization systems.
• Apply data mining and predictive modeling to optimize pricing, promotions, and traffic allocation.
• Communicate technical insights to both technical and non-technical stakeholders.

Skills

Python programming

ML/DL fundamentals

Data mining & modeling

Communication skills

Ownership & curiosity

Education

Master’s or PhD in CS/AI/Data science

Tools

PyTorch

TensorFlow

Job description

TikTok Inc. is seeking a seasoned ML Engineer to develop and deploy deep learning and LLM-powered systems for merchant tools and global e-commerce growth.

You will leverage large-scale e-commerce data to power agentic systems for CRM content, store decoration, automated email reply, and outreach optimization. The role requires strong ML fundamentals, Python proficiency, and 2+ years in ML engineering with NLP or growth-focused projects.