Generative AI Operations Prompt Engineer, E-Commerce - USDS

Responsibilities

About the Team

The US E-commerce Moderation team is responsible for ensuring our marketplace is safe and trustworthy for users, sellers, and creators. Within moderation, the Automation Operations team aligns with our strategic focus on accelerating AI technology investments. Our mission is to deploy AI-driven solutions and LLM-based automations to streamline workflows and provide a world-class service experience through continuous innovation.

About the Role

As an Generative AI Operations Prompt Engineer, you will drive the transition from traditional knowledge configurations to advanced Large Language Model (LLM) scenarios. You will be responsible for driving model performance and SOP optimization to ensure our AI agents and chatbots provide accurate, policy-compliant, and high-quality resolutions. You will shape new systems in a fast-scaling business, bridging the gap between high-level business strategy and technical AI execution.

Responsibilities

• LLM Scenario Expansion: Expand and migrate service scenarios from traditional rule-based configurations to Large Language Model (LLM) frameworks.
• Prompt Engineering & SOP Design: Design, test, and refine high-quality prompts and automation SOPs based on business strategy, legal compliance, and platform policies.
• Deployment & Verification: Lead the launch, release, and rigorous verification of automation solutions within the chatbot ecosystem to ensure accuracy and safety.
• Performance Monitoring: Establish resolution effect monitoring and feedback loops to identify opportunities for continuous model optimization.
• Cross-Functional Collaboration: Partner with Algorithm and Product teams to enhance modeling capabilities, feature sets, and the overall problem-solving capacity of AI agents.
• Maintenance & Operations: Manage the end-to-end operation and maintenance process for AI-driven service tools, ensuring they remain updated with evolving market needs.

Qualifications

Minimum Qualifications

• Bachelor’s degree or above
• 2 + years of experience in automation, operations, or a related field.
• Technical Proficiency: Direct experience in Prompt Engineering and a deep understanding of Large Language Models (LLMs).
• Strong Analytical Skills: Comfortable querying and manipulating data to uncover insights and drive model training.
• Project Design: Proven expertise in designing complex workflows and managing change in a fast-paced environment.

Preferred Qualifications

• E-commerce Domain: Experience in E-commerce marketplaces or Trust & Safety environments.
• Global Operations: Proven experience working in a global setup across different time zones and cultures.
• Creative Problem Solving: A knack for turning abstract ideas into actionable AI strategies and navigating ambiguity with agility.
• Technical Agility: Familiarity with Python or data visualization tools to track chatbot resolution metrics.

About USDS

TikTok USDS Joint Venture LLC is dedicated to the safety and security of millions of Americans who create, discover, and connect with what they love on the apps we operate. The Joint Venture has been established in compliance with the Executive Order signed by President Trump on September 25, 2025. Our foundation is a comprehensive data privacy and cybersecurity program we operate under defined safeguards to protect national security and secure U.S. user data, apps and the algorithm. We safeguard the U.S. content ecosystem, holding decision-making authority for trust and safety policies and moderation. USDS Joint Venture helps ensure Americans can continue to express their creativity, discover new hobbies and interests, and build thriving communities and businesses on a global scale.

On-site presence across teams allows the company to operate with greater speed, alignment, and agility — especially in areas like real-time decision-making, team development, and integrated execution. As such, the company is shifting from a hybrid work model to a fully in-person schedule up to 5 days a week.

Why Join Us

Inspiring creativity is at the core of TikTok's mission. Our innovative product is built to help people authentically express themselves, discover and connect – and our global, diverse teams make that possible. Together, we create value for our communities, inspire creativity and bring joy - a mission we work towards every day.

We strive to do great things with great people. We lead with curiosity, humility, and a desire to make impact in a rapidly growing tech company. Every challenge is an opportunity to learn and innovate as one team. We're resilient and embrace challenges as they come. By constantly iterating and fostering an "Always Day 1" mindset, we achieve meaningful breakthroughs for ourselves, our company, and our users. When we create and grow together, the possibilities are limitless. Join us.

Diversity & Inclusion

TikTok is committed to creating an inclusive space where employees are valued for their skills, experiences,