Welile Maphumulo

Key Skills

Software

Other

Appen

Top Subject Matter

Zulu Language

Media Content

Conversational AI

Top Data Types

Text

Top Task Types

Transcription

Data Collection

Freelancer Overview

Transcriber and Data Annotator (Productive Playhouse). Brings 3+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Other and Appen. Education includes Matriculation Certificate, Robert Hlongwa Secondary School (2012) and Diploma in Public Relations, Oval International Computer College (2018). AI-training focus includes data types such as Text and labeling workflows including Transcription and Data Collection.

Labeling Experience

Transcriber and Data Annotator (Productive Playhouse)

OtherTextTranscription

I performed Zulu language transcription and segmentation tasks, including YouTube URL collection for data annotation purposes. My role required precise listening and accurate transcription to support AI and language model development. This work demanded attention to detail, language fluency, and the ability to meet strict deadlines. • Zulu transcription of audio and video data • Segmentation of text for machine learning • YouTube URL sourcing for dataset enrichment • Contract-based remote position

I performed Zulu language transcription and segmentation tasks, including YouTube URL collection for data annotation purposes. My role required precise listening and accurate transcription to support AI and language model development. This work demanded attention to detail, language fluency, and the ability to meet strict deadlines. • Zulu transcription of audio and video data • Segmentation of text for machine learning • YouTube URL sourcing for dataset enrichment • Contract-based remote position

2020 - Present

Freelance Data Annotator (Upwork)

OtherTextData Collection

I participated in Upwork projects involving data annotation, transcription, translation, and survey tasks to generate datasets for AI and language training. Tasks ranged from data labeling to document proofreading and storytelling to support model development. The work was varied and required high standards of linguistic accuracy and organizational skills. • Data annotation and labeling projects • Translation of documents and content • Transcription and data collection • Survey design and implementation

I participated in Upwork projects involving data annotation, transcription, translation, and survey tasks to generate datasets for AI and language training. Tasks ranged from data labeling to document proofreading and storytelling to support model development. The work was varied and required high standards of linguistic accuracy and organizational skills. • Data annotation and labeling projects • Translation of documents and content • Transcription and data collection • Survey design and implementation

Present

Zulu Transcriber and QA Specialist (Appen)

AppenTextTranscription

I worked as a Zulu transcriber and QA specialist, focusing on creating high-quality, accurate transcription data for AI applications. Responsibilities included transcription, segmentation, and QA review to ensure data accuracy and usability. Emphasis was placed on maintaining data integrity and adhering to project standards. • Zulu audio and text transcription • Segmentation of conversational data • Quality assurance and error correction • Collaboration on large-scale linguistic AI projects

I worked as a Zulu transcriber and QA specialist, focusing on creating high-quality, accurate transcription data for AI applications. Responsibilities included transcription, segmentation, and QA review to ensure data accuracy and usability. Emphasis was placed on maintaining data integrity and adhering to project standards. • Zulu audio and text transcription • Segmentation of conversational data • Quality assurance and error correction • Collaboration on large-scale linguistic AI projects

2023 - 2024

Zulu Transcriber and QA (Thoth AI)

OtherTextTranscription

I served as a Zulu transcriber and QA reviewer for data annotation projects in AI development. My responsibilities included transcribing and segmenting speech data for training language models and performing QA to guarantee completeness. The position demanded expert knowledge of Zulu and high accuracy in annotation. • Zulu speech transcription for AI training • Segmentation of text and audio content • Quality assurance processes and validation • Collaboration with remote project teams

I served as a Zulu transcriber and QA reviewer for data annotation projects in AI development. My responsibilities included transcribing and segmenting speech data for training language models and performing QA to guarantee completeness. The position demanded expert knowledge of Zulu and high accuracy in annotation. • Zulu speech transcription for AI training • Segmentation of text and audio content • Quality assurance processes and validation • Collaboration with remote project teams

Not specified

Education

Work History