Pu W.

Key Skills

Software

No software listed

Top Subject Matter

Multilingual text annotation and quality control

Henan dialect speech processing and transcription

Prompt optimization for AI training

Top Data Types

Text

Audio

Top Task Types

Transcription

Prompt + Response Writing (SFT)

Freelancer Overview

AI language data labeling (bilingual text annotation and proofreading). Core strengths include N and A. Education includes Bachelor's Degree, Civil Aviation Flight University of China (2021). AI-training focus includes data types such as Text and Audio and labeling workflows including Entity (NER), Transcription, and Prompt + Response Writing (SFT).

Labeling Experience

Prompt writing and optimization for AI training tasks

TextPrompt + Response Writing (SFT)

Contributed to AI training preparation through prompt writing and optimization for language-model tasks. Participated in structuring and maintaining consistent prompts aligned with bilingual dataset requirements. Focused on improving training effectiveness by refining prompt content for the target workflow. • Wrote and optimized prompts for AI training tasks • Maintained consistency across repetitive training prompt formats • Supported bilingual dataset alignment via prompt adjustments • Performed iterative quality checks on prompt suitability

2025 - Present

AI dialect speech annotation and transcription support

AudioTranscription

Supported dialect-related speech dataset processing including dialect transcription and speech recognition support. Applied Henan-dialect recognition capabilities to assist in dialect-to-Mandarin conversion preparation and transcription tasks. Helped ensure accurate labeling outputs for dialect audio data used in AI training. • Assisted with Henan dialect transcription and speech recognition support • Supported dialect-to-Mandarin conversion workflows • Performed dialect-related labeling for speech dataset preparation • Helped maintain high-accuracy quality control for audio labels

2025 - Present

AI language data labeling (bilingual text annotation and proofreading)

Text

Performed bilingual English–Chinese text organization and language annotation for AI training workflows, with emphasis on semantic labeling and proofreading. Conducted multilingual content normalization and semantic correction to maintain dataset quality and consistency. Participated in bilingual dataset quality control focusing on accurate language alignment. • Annotated and proofread bilingual text (English–Chinese) • Performed semantic labeling and corrections for content consistency • Supported multilingual normalization and language alignment checks • Contributed to dataset quality control for training readiness

2025 - Present

Education