Joyce N.

Key Skills

Software

Other

Don't disclose

Top Subject Matter

AI training data preparation (audio/transcript quality improvement)

AI output evaluation and quality improvement

Top Data Types

Audio

Text

Top Task Types

Transcription

Text Generation

Entity (NER) Classification

Freelancer Overview

Independent Contractor - AI/ML data annotation and transcript editing (Upwork). Brings 8+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Other and Don't disclose. Education includes Diploma in Artificial Intelligence, Alison Online (2026) and Bachelor of Co-operative Business, Co-operative University of Kenya (2018). AI-training focus includes data types such as Audio and Text and labeling workflows including Transcription, Text Generation, and Named Entity Recognition.

Labeling Experience

Independent Contractor (Transcription and Document Editing) - Upwork

AudioEntity (NER) Classification

Independent contractor delivering edited and formatted documents and transcripts for clients while ensuring accuracy and quality. The work required strong grammar and communication skills as well as the ability to process audio and text into readable outputs. This role demanded consistent deadline management and structured data formatting aligned with customer requirements. • Edited files and transcripts to improve grammar, spelling, and sentence structure • Annotated and reviewed audio files and transcripts to produce readable deliverables • Ensured daily and weekly deadlines were met with high-quality outputs • Prepared and provided structured data formats based on client specifications

2019 - 2026

AI Operations specialist / AI data trainer responsibilities (fact-checking and refining model outputs)

Don't discloseTextText Generation

Fact-checking and refining AI outputs by removing false, fabricated, or misleading information using business and management reasoning. Applied domain knowledge across banking, finance, economics, and accounting to improve output correctness and reliability. Used prompt engineering and model evaluation practices to assess and refine model responses. • Verify and correct inaccurate or misleading statements • Use financial/business reasoning to validate outputs • Evaluate model responses for quality and consistency • Refine prompts and review results for improved accuracy

2019 - 2026

Independent Contractor - AI/ML data annotation and transcript editing (Upwork)

OtherAudioTranscription

Annotated audio files and accompanying transcripts to produce clean, readable outputs for customers. Performed quality edits to improve grammar, spelling, and sentence structure in provided materials. Ensured deliverables met daily and weekly deadlines while maintaining consistent, structured formatting. • Audio/transcript annotation for readability and correctness • Grammar and spelling correction on transcripts • Sentence-structure editing for coherence • Deadline-driven delivery of structured data files

2019 - 2026

Education

Work History