Ryan User
@ryanuser29
I build AI safety, content moderation, and global compliance systems for large-scale digital products.
South KoreaWhat I'm looking for
I've built AI safety, content moderation, and compliance systems at Shein, Xiaomi, Tantan, and Zhihu. At Xiaomi, I led a 0-to-1 real-time moderation pipeline for the Xiaoai AI Voice Assistant, reaching approximately 96% precision and recall.
I've managed marketplace compliance for millions of SKUs, delivered privacy impact assessments for products serving hundreds of millions of devices, and led moderation and annotation teams of up to 50+ reviewers. I'm currently studying Software Engineering and bring hands-on experience in policy strategy, risk engineering, data annotation, and asynchronous cross-border operations.
Experience
Work history, roles, and key accomplishments
Spearheaded end-to-end product compliance and risk management across global marketplaces, aligning with US CPSC and EU product safety directives. Authored and standardized cross-regional moderation SOPs and risk taxonomy playbooks.
Strategy Product Manager (Privacy & Compliance Specialist)
Xiaomi Technology
Mar 2020 - Dec 2022 (2 years 9 months)
Led content safety strategy and risk engineering across the Xiaoai AI Voice Assistant ecosystem, architecting a real-time moderation pipeline from scratch. Drove privacy compliance and PIAs for all product launches, including PIPL and MIIT Circular 164 compliance.
Content Safety Operations Lead
Tantan Technology
Mar 2019 - Nov 2019 (8 months)
Established Tantan's content safety center in Chengdu, recruiting and managing a 30-person moderation team. Architected content moderation strategies for high-concurrency social scenarios and deployed high-risk detection models.
Content Safety Operations
Zhihu
Dec 2015 - Jun 2018 (2 years 6 months)
Designed and refined core content safety strategies and machine-learning filtering models for the Zhihu community. Standardized operational playbooks and authored security intelligence reports for the C-suite.
Education
Degrees, certifications, and relevant coursework
Chung-Ang University
Bachelor's Degree, Software Engineering
2025 -
Pursuing a Software Engineering degree at Chung-Ang University, expected to graduate in the future.
BSI
ISO/IEC 27001 Internal Auditor, Information Security Management
Certified as an ISO/IEC 27001 Information Security Management System Internal Auditor by BSI.
BSI
ISO/IEC 27701 Internal Auditor, Privacy Information Management
Certified as an ISO/IEC 27701 Privacy Information Management System Internal Auditor by BSI.
Availability
Location
South KoreaAuthorized to work in
ChinaSalary expectations
Job categories
Skills
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