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C
Cassie Z.

Cassie Z.

Multilingual RLHF & AI Content Evaluation Specialist

France flagParis, France

Key Skills

Software

CloudFactoryCloudFactory
CrowdSourceCrowdSource
ClickworkerClickworker

Top Subject Matter

Social Media & Digital Marketing
Generative AI & Creative Tools
Content Creation & Creator Economy

Top Data Types

VideoVideo
TextText
ImageImage

Top Task Types

RLHFRLHF
Text SummarizationText Summarization
Text GenerationText Generation
ClassificationClassification
Question AnsweringQuestion Answering
Data CollectionData Collection

Freelancer Overview

Multilingual digital marketing and content specialist with 6 years of experience across luxury brands, tech startups, and international social media platforms. Experienced in AI-assisted content evaluation, multilingual content localization, prompt optimization, and short-form content analysis for social media and marketing use cases. Skilled in evaluating content quality, audience relevance, engagement performance, and platform-specific trends across TikTok, Instagram, YouTube, RED/Xiaohongshu, and WeChat. Regularly use generative AI tools including ChatGPT, Midjourney, Runway, Sora, and Veo for content generation, editing, categorization, and creative optimization. Strong cross-cultural understanding with fluency in Chinese, English, and French, enabling accurate multilingual annotation, localization, and content refinement for global audiences. Background in creator economy, influencer marketing, and digital trend analysis helps provide high-quality human feedback for AI training and content improvement tasks.

Labeling Experience

AI Content Labeling & Social Media Data Annotation

ImageImageRLHFRLHF

Labeled and categorized short-form social media content across TikTok and Instagram based on engagement quality, topic relevance, audience targeting, and platform trends. Reviewed AI-generated captions, hashtags, and marketing copy to improve clarity, tone consistency, and user engagement performance. Conducted content quality evaluation and trend analysis for creator-focused and event-based digital campaigns. Annotated user interaction patterns, viral content formats, and audience behavior data to support content optimization and recommendation workflows. Assisted with multilingual content review and localization across English, French, and Chinese social media content. Used AI tools including ChatGPT, Midjourney, Runway, and Sora to support content generation, categorization, and creative testing.

2025 - Present

AI Feature Testing & Generative Content Evaluation for CapCut

ImageImageEvaluation/RatingEvaluation/Rating

Participated in testing and evaluation of AI-generated image, video, and editing features for CapCut. Provided detailed human feedback on AI-generated visual quality, prompt accuracy, usability, editing workflows, and content relevance. Evaluated short-form AI-generated content based on engagement potential, platform trends, visual consistency, and creator usability. Tested generative AI tools for video editing, image generation, captioning, and automated creative workflows. Contributed multilingual user feedback and content evaluation from a creator and social media marketing perspective.

2026 - 2026

Education

E

ESP

Master, Digital Content and Strategic Planning

Master
2022 - 2024
S

Shanghai Normal University

Bachelor, Advertising and Communications

Bachelor
2019 - 2023

Work History

W

Wazzup France

Digital Marketing & Communications Manager

Paris
2026 - Present
S

Self-Employed

Fashion Campaign Producer

Paris
2025 - Present