● Served as the Technical POC, orchestrating cross-functional collaboration across 14+ teams to deliver TikTok Footnotes (comparable to Community Notes at X or Meta). Led the end-to-end SDLC, from requirements analysis and architectural design to launch execution and demo day readiness, culminating in the public rollout (https://newsroom.tiktok.com/en-us/rolling-out-tiktok-footnotes-in-the-us).

● Led a team in designing and implementing top-tier trust and safety solutions, overseeing the moderation of over 1 billion pieces of content daily through advanced technologies and efficient processes.

● Served as the founder engineer on the team to successfully migrate, promote, and deploy all designed microservices and pipelines, ensuring compliance with international regulations and policies across Europe, North America, the Middle East, and the Pan-Asian region.

● Directed the development of a systematic approach for organizing recall, pre-ranking, ranking, and re-ranking mechanisms while contributing to strategy, monitoring, and evaluation efforts for training an internal MLLM, which was utilized for real-time moderation handling over 40k QPS.

● Led the team in enhancing the emerging trend and risk detections.

● Led the team in building an end-to-end model labeling system and a comprehensive data ETL solution, overseeing all phases from planning and implementation to dry-runs and online evaluation.

● Led the team build the User Experience platform handles 40k+ QPS for supporting, tracking, monitoring and analytics of user report/appeal related features and provide user education and STEM feeding.

● Led the research of internal agentic platform, launched the TikTok TnS Agentic platform for internal operational tools, case RCA, Online Moderation etc.

● Led the team in building an end-to-end report and an appealing platform that ensures risk control, deduplication, and scalability to 500k QPS and stability with six 9s.

● Full stack developer at Adobe Stock: https://stock.adobe.com/

● Responsible for constructing in-app purchase workflows and licensing panel for supporting major Adobe applications such as Photoshop, InDesign, Illustrator, Premiere Pro, and After Effects, Creative Cloud. - Swagger, WireMock, React hooks, GraphQL, Express, Spring boot, Kibana, New Relic, Datadog

● Implementing image data pipelines/APIs associated with machine learning models. Helped to monitor and improve the performance of the web.

● Lead staging env build of dynamic migrating prod assets for helping QE team test in real data.

● Designing and implementing backend features include but are not limited to asynchronous task processors, image processing pipeline, and searching/uploading/downloading at stock.adobe.com

● Designing and implementing responsive image grid and rule engines embedded with the desktop application and web backend.

● Configuring microservices with AWS techs and docker.

● Designing backend infra and features for supporting Adobe express. Promoting services with distributive service technologies.

● Developed a production website www.clusterwrite.com from scratch which provides online class based communicative writing platform and C2C proof-reading services used by UW English department for 2 courses and received $85,000 Grant from Amazon, $50,000 Innovation Award from Comotion UW in 2017.

● Managed a team of 4 (2 engineers, 1 editor, 1 linguist).

● Design and constructed a new manufacturing error notifying system from scratch that processes asynchronous jobs from Ancestry’s backend services.

– AWS SQS/SNS/SES, Springboot, JDBC, MYSQL

● Design and constructed an internal manufacturing/clearing house tracking system that follows FDA’s regulation and Ancestry’s business requirement.

– Springboot, Angular 5, Hibernate , html, css

● Refine the config/groovy files of deploying front-end and back-end combined project to empower general building and reporting processes.

– Git, Maven, Jenkins, Kubernetes, sonarQube

● Implementing Unit Tests, Integration Tests for passing the quality gate.

– Junit, Karma, Jasmine

● Mentored business operation teams in VBA programming and reporting techs.

– Macro, SQL

● Design OLAP Cubes for processing data visualization and statistics analysis. Generates monthly reports for tracking KPI and funds collection. The new system made old reports paperless and resulted in revenue increase.

● Migrated data from decades-old database to modern RDBMS. Optimized the query for reusing for data reporting. Improved query performance by 56% by creating data cubes and views.

● Built an VBA schema and saved budget for department.