
Search Operations Quality Assurance Associate, Model Data - AI Data Service Operations
TikTok • Seoul, South Korea
Role & seniority: Data Labeling QA / Labeling Quality Analyst (mid-level; no explicit seniority stated)
Stack/tools: BPO/Vendor collaboration; labeling guidelines; RCA and data analysis; proficiency in Korean and English; common office software
Top 3 responsibilities
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Inspect labeled data for quality and timeliness; interpret and apply complex guidelines
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Localize/update labeling guidelines; deliver training and calibration sessions
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Lead calibration meetings with labeling teams, analyze performance, and provide improvement feedback; collaborate with POCs and stakeholders to enhance data quality
Must-have skills
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Bachelor’s degree or higher
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Experience in data labeling, QA, or quality improvement
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Proficient in Korean and English; strong communication
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Understanding of local culture and internet usage; project management (RCA, data analysis)
Nice-to-haves
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Overseas experience or exposure to diverse backgrounds/languages
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Understanding of search engines, AI, and ML
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Knowledge of TikTok app features
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Proficiency in common office software
Location & work type: Not specified in provided text; references multiple global offices and Korean language requirement.
Full Description
Responsibilities About the Team The Search Operations team focuses on improving the search experience and driving product engagement. The Search Model Data Team labeled data to supports R&D teams in training and testing algorithms for search business segments, optimizing search functionality, launching new features, and enhancing user experience.
Team responsibilities include end-to-end project management: planning, labeling strategy creation, resource forecasting, guideline implementation, and ensuring project delivery quality.
Key Responsibilities
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Inspect labeled data to ensure quality and timeliness.
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Interpret and apply complex guidelines accurately.
-
Localize and update labeling guidelines; deliver training and calibration sessions.
-
Conduct calibration meetings with labeling teams (BPO/Vendor), analyze performance, and provide feedback to improve accuracy and alignment.
-
Collaborate with POCs and stakeholders to enhance data quality.
Qualifications Minimum Qualifications
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Bachelor’s degree or higher.
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Experience in data labeling, QA, or quality improvement.
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Proficient in Korean and English for daily communication.
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Understanding of local culture and internet usage habits.
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Project management skills, including RCA and data analysis.
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Ability to work in a fast-paced environment and adapt to daily challenges.
Preferred Qualifications
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Overseas experience or exposure across diverse backgrounds, cultures and languages.
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Understanding of search engines, AI, and machine learning.
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Knowledge of TikTok App features.
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Proficiency in common office software.
About TikTok TikTok is the leading destination for short-form mobile video. At TikTok, our mission is to inspire creativity and bring joy. TikTok's global headquarters are in Los Angeles and Singapore, and we also have offices in New York City, London, Dublin, Paris, Berlin, Dubai, Jakarta, Seoul, and Tokyo.
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, and unique perspectives. Our platform connects people from across the globe and so does our workplace. At TikTok, our mission is to inspire creativity and bring joy. To achieve that goal, we are committed to celebrating our diverse voices and to creating an environment that reflects the many communities we reach. We are passionate about this and hope you are too.
Equal Opportunity at TikTok TikTok is dedicated to fostering an inclusive and diverse workplace that values and respects individuals with disabilities. Our commitment is to create equal opportunities and provide a supportive environment for all employees.