总 张.

Key Skills

Software

Don't disclose

Top Subject Matter

Audio transcription

Labeling Domain Expertise

and dataset management

Top Data Types

Audio

Video

Text

Document

Top Task Types

Transcription

Audio Recording

Classification

Freelancer Overview

Operation Specialist (audio collection, trimming, classification, and annotation). Brings 11+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Internal, Proprietary Tooling, and Don't disclose. Education includes Associate Degree in Business Management, Hong Kong Chinese University - Tung Wah Group of Hospitals Community College (2010) and Bachelor of Business (Management & Business), University of Hull (2011). AI-training focus includes data types such as Audio and labeling workflows including Transcription, Audio Recording,

Labeling Experience

Douyin Content Creator (voice recording and audio post-production)

Don't discloseAudioAudio Recording

Produced and reviewed voice recordings as part of content creation, including audio post-production activities. Recognized regional linguistic nuances and diverse accents to ensure recorded audio quality suitable for labeling or dataset needs. Supported consistent spoken audio output through controlled recording and review processes. • Voice recording for content assets • Audio post-production and review • Accent and tone awareness for consistency • Preparation of usable speech audio samples

2017 - Present

Audio Operations Specialist - Operation Specialist

AudioClassification

Managed audio operational workflows including audio collection, trimming, classification, and annotation to prepare resources for downstream use. Followed standardized processes and quality requirements to maintain high-accuracy labeled data outputs. Supported reliable dataset preparation through consistent audio handling and organization. • Conducted audio collection and trimming • Classified and organized audio for reuse • Followed standardized workflows for accuracy • Prepared audio resources with consistent labeling

2020 - 2024

Operation Specialist (audio collection, trimming, classification, and annotation)

AudioTranscription

Conducted audio collection, trimming, classification, and annotation following standardized workflows to produce high-accuracy labeled data. Performed speech-related quality awareness to support consistent transcription and label accuracy across dataset items. Managed labeled audio data as part of an operation role supporting dataset preparation for downstream use. • Audio collection and preprocessing • Audio trimming and organization • Classification and annotation • Workflow compliance for labeling consistency

2020 - 2024

Education

Work History