Yang S.

Key Skills

Software

Other

Internal/Proprietary Tooling

Top Subject Matter

Chinese e-commerce & retail content evaluation

Marketing copy & product listing annotation

O2O platform policy & business compliance review

Top Data Types

Text

Image

Document

Top Task Types

Text Generation

Classification

Question Answering

Text Summarization

RLHF

Evaluation/Rating

Data Collection

Freelancer Overview

Business Development Manager with 4+ years of experience in e-commerce operations, merchant data verification, and structured content evaluation. Proficient in processing high volumes of business data with zero-error discipline, following complex platform guidelines, and producing consistent, accurate outputs. Experienced in text quality judgment, product copy evaluation, keyword schema structuring, and data-driven decision-making across JD, Taobao, Tmall, Pinduoduo, and Ele.me platforms. Strong preference for rule-based analytical tasks requiring domain expertise in Chinese e-commerce and marketing content.

Labeling Experience

Business Development Manager — Regional Lead (Gudao Xifeng Culture Media)

OtherTextEvaluation/Rating

Verified and validated merchant entity information against JD platform policy requirements at scale — acquiring and onboarding 180 merchants in Month 1. Tasks required cross-referencing real-world business claims against structured rule sets, identifying edge cases (ownership disputes, system conflicts), and applying consistent judgment to resolve discrepancies — directly analogous to factual grounding, hallucination detection, and policy-compliance annotation in LLM evaluation workflows. Managed team KPI tracking and compliance reporting, maintaining structured records across all cases.

2025 - 2026

Merchandise Buyer & Product Specialist (Jiangsu Tianma Network Technology Group)

TextText Generation

Sole responsible annotator-equivalent for 3 brand product lines (Mizuno, Saucony, Starter), writing and evaluating product copy (key selling points, listing titles, main-image briefs) across 6 platforms including Taobao, Tmall, JD, Pinduoduo, Douyin, and Xiaohongshu. Applied consistent quality standards to text outputs serving 20 downstream operators, with zero-error tolerance. Produced structured data tables daily (price-control grids, sell-through rates, inventory sheets) — demonstrating high-volume, rule-governed data production directly transferable to text generation evaluation and preference ranking tasks in AI training.

2023 - 2023

E-commerce Operations Assistant (Nanjing Haoma Technology Co., Ltd.)

TextClassification

Evaluated and structured e-commerce product listings across JD platform, applying consistent classification rules to titles, keywords, and content quality signals. Optimized listing title schemas using a standardized format (Brand + Primary Keyword + Long-tail attributes), resulting in ~50% CTR improvement. Assessed ad keyword relevance and bid performance at keyword level, achieving 4–5× ROI. Applied repeatable, rule-based judgment to content decisions — directly analogous to text classification and relevance labeling tasks in AI training workflows.

2022 - 2022

Education

Work History