• Serve as a tech lead for agentic platform, building reusable platform capabilities for AIGC generation and feed recommendation.

• Led the Creative Infra team across the US and China, managing engineers and interns while driving quarterly execution, hiring, mentoring, and technical direction.

• Designed and led the implementation of an ads automation solution that automatically added AI-generated and in-house creatives to advertising campaigns based on supply strategy, reducing creative fatigue and improving CTR. The solution was integrated into TikTok Ads ad group creation flows and contributed to approximately 5% of TikTok creative revenue.

• Designed the multi-DC server, storage, and traffic topology to support global serving and multi-site high availability.

• Built similarity understanding infrastructure for video and image content to identify original, homogeneous, plagiarized, and remixed materials, contributing to a 7.6% lift in impressions, a 2.7% lift in clicks, and identification of 17% low-quality creators.

• Designed and led the adoption of a Python-DSL and C++ runtime recommendation framework for recommendation and search scenarios, enabling 40–70% latency improvements for migrated workloads while significantly improving developer productivity.

BingAds - as a backend services tech leader, shipped multiple mission-critical products for the multi-channel advertising department, such as subscription-based advertising, unified smart campaign, channel partner API gateway, powered by recommendation system, distributed storage, Kubernetes, and business-related SDK.

UCM - as a DevOps tech leader, set up cloud DevOps infrastructure for the team from 0 to 1. Developing cloud test runner and optimizing deployer to speed up build & release performance and dev's productivity, Achieving next year's DevOps performance and productivity KPI in the current year.