Brenda O.

Key Skills

Software

Mercor

Other

Don't disclose

Top Subject Matter

Multilingual LLM data annotation and evaluation

Multilingual localization and translation evaluation

LLM training data annotation and evaluation

Top Data Types

Text

Audio

Document

Top Task Types

Classification

Transcription

Freelancer Overview

AI Data Annotation Specialist (Freelance, Remote). Brings 6+ years of professional experience across legal operations, contract review, compliance, and structured analysis. Core strengths include Mercor, Other, and Don't disclose. Education includes Bachelor of Science, Jomo Kenyatta University of Agriculture And Technology (JKUAT) (2016). AI-training focus includes data types such as Text and Audio and labeling workflows including Entity (NER), Translation, and Localization.

Labeling Experience

AI Data Annotation Specialist (Freelance, Remote)

MercorText

Provided model training data creation and labeling for multilingual AI datasets using entity recognition, summarization evaluation, and feedback systems. Supported instruction tuning workflows and hallucination detection in LLM outputs to improve model reliability and usefulness. Helped prepare dataset artifacts for downstream evaluation and training cycles. • Entity recognition labeling across multi-language text • Summarization evaluation and feedback loop contribution • Instruction-tuning dataset support • Hallucination detection in LLM output analysis

2025 - 2025

Translator (Freelance, Remote)

OtherText

Translated and edited LLM-generated outputs, focusing on Swahili–English localization quality. Conducted translation evaluation and provided human-in-the-loop feedback to support model accuracy improvements. Applied proofreading and meticulous editing to enhance readability and correctness. • LLM output translation (Swahili–English) • Human feedback for model accuracy • Proofreading for punctuation and grammar • Cultural etiquette and slang usage research

2024 - 2024

AI Data Contributor (CrowdGen, Remote)

Don't discloseTextClassification

Contributed to training large language models through data annotation, prompt refinement, and evaluation of model outputs. Performed multilingual classification, bias identification, and topic segmentation across text datasets. Streamlined data analysis workflows to improve efficiency in decision-making and project delivery. • Multilingual text classification labeling • Bias identification and topic segmentation • Prompt refinement and output evaluation • Research, fact organization, and source curation

2022 - 2024

Transcriptionist (Freelance, Remote)

AudioTranscription

Transcribed LLM-generated outputs and used them for benchmarking transcription accuracy. Completed transcription of medical report content, including gross and final diagnosis, while maintaining organized access via a transcribed-document database. Adapted to new workplace technologies and software platforms to preserve throughput and efficiency. • Audio-to-text transcription for medical reports • Benchmarking transcription accuracy for AI outputs • Quality maintenance via organized document storage • Rapid onboarding to new transcription tools

2020 - 2022

Legal Transcriber (Freelance, Remote)

AudioTranscription

Transcribed legal datasets used to train domain-specific AI models. Proofread transcripts for errors to maintain quality control prior to submission to clients or attorneys. Captured legal proceedings with emphasis on detail and precision to support case accuracy. • Legal transcription for AI training datasets • Quality-control proofreading before submission • Detailed transcription of proceedings and testimonies • Support for case accuracy through precise records

2019 - 2021

Education

Work History