Blair M.

Key Skills

Software

Labelbox

CVAT

Prodigy

Top Subject Matter

General AI/NLP datasets

English/Swahili textual content

Object Detection

Top Data Types

Text

Image

Audio

Video

Top Task Types

Entity (NER) Classification

Bounding Box

Transcription

Classification

Freelancer Overview

Freelance Data Annotator (Text Annotation, NER, Classification). Brings 3+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Labelbox, CVAT, and Prodigy. Education includes Bachelor of Science, University of Nairobi (2022) and Diploma, Kenya Institute of Technology (2017). AI-training focus includes data types such as Text, Image, and Audio and labeling workflows including Entity (NER) Classification, Bounding Box, and Transcription.

Labeling Experience

Content Moderation & Classification Annotator

LabelboxVideoClassification

Reviewed, classified, and moderated video and online content based on defined safety and policy guidelines. Labeled and flagged inappropriate or sensitive material to ensure dataset suitability for AI training. Contributed to maintaining dataset integrity for moderation systems. • Categorized content by risk level using annotation tools. • Provided objective policy-based assessments of video data. • Participated in regular dataset QA sessions and guideline updates. • Aided in the improvement of AI-powered content moderation models.

2023 - Present

Audio Transcription & Labeling Specialist

ProdigyAudioTranscription

Transcribed and labeled audio recordings in English and Swahili for speech recognition training datasets. Included speaker attribute tagging and identification of environmental sounds within each recording. Maintained clarity, accuracy, and formatting for high-quality transcript data. • Tagged audio by speaker characteristics and non-speech sounds. • Followed standardized guidelines to ensure transcription consistency. • Supported speech recognition model improvement via validation workflows. • Adhered to confidentiality and appropriate handling of sensitive data.

2023 - Present

Image Annotator for Object Detection and Segmentation

CVATImageBounding Box

Labeled images using bounding boxes and segmentation for object detection projects supporting ML model development. Focused on the consistent application of annotation guidelines to maximize dataset value and integrity. Performed QA checks and corrected discrepancies for reliable model training. • Employed segmentation and categorization to distinguish multiple classes of objects. • Utilized annotation tools such as Labelbox and CVAT for precise labeling. • Ensured a high degree of accuracy through iterative validation and feedback cycles. • Managed large datasets to maintain labeling throughput and consistency.

2023 - Present

Freelance Data Annotator (Text Annotation, NER, Classification)

LabelboxTextEntity (NER) Classification

Worked as a freelance data annotator labeling text datasets for AI model training. Responsibilities included the annotation and classification of English and Swahili text for sentiment analysis, intent detection, and named entity recognition. Ensured high quality by following annotation guidelines and engaging in QA processes. • Applied NER techniques to identify entities such as people, locations, and organizations. • Performed pairwise comparisons and content classification tasks to improve dataset accuracy. • Used strict guideline adherence to maintain dataset consistency and reliability. • Provided regular feedback to enhance annotation protocols and team workflows.

2023 - Present

Education

Work History