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L
Loise W.

Loise W.

AI Data Annotation & Linguistic Specialist (Contract-Based Projects — Various AI/ML Clients)

Kenya flagNairobi, Kenya

Key Skills

Software

Label StudioLabel Studio
CVATCVAT
ArgillaArgilla
DoccanoDoccano

Top Subject Matter

Linguistic analysis
speech annotation
audio transcription

Top Data Types

AudioAudio
TextText
DocumentDocument

Top Task Types

TranscriptionTranscription
Text GenerationText Generation
Question AnsweringQuestion Answering
Entity (NER) ClassificationEntity (NER) Classification

Freelancer Overview

AI Data Annotation & Linguistic Specialist (Contract-Based Projects — Various AI/ML Clients). Core strengths include Label Studio, CVAT, and Argilla. AI-training focus includes data types such as Audio and Text and labeling workflows including Transcription, Evaluation, and Rating.

Labeling Experience

AI Data Labeling Specialist – E-commerce Product Classification Project

ImageImageObject DetectionObject Detection

Worked on a large-scale AI training project focused on product image classification and annotation for an e-commerce platform. Responsibilities included reviewing and labeling thousands of product images according to predefined guidelines, categorizing products into appropriate classes, identifying visual attributes such as color, size, and product type, and ensuring annotation consistency across datasets. Performed quality assurance checks to maintain high annotation accuracy and participated in regular guideline reviews to improve labeling consistency. Successfully completed over 25,000 image annotations while maintaining an accuracy rate above 98%. Followed strict data handling procedures and project requirements to ensure reliable training data for machine learning models. Collaborated with project reviewers to resolve ambiguous cases, provide feedback on annotation guidelines, and improve dataset quality. Demonstrated strong attention to detail, time management, and the ability to meet project deadlines in a fast-paced remote working environment.

2026 - Present

Language Evaluation & Content Review (Freelance & Contract Engagements)

TextText

Reviewed written and spoken content for linguistic quality, accuracy, grammar, spelling, punctuation, and contextual relevance. Conducted quality control reviews to ensure deliverables met established project standards and client expectations. Gathered, verified, and organized research data from multiple sources and performed comprehensive data validation and quality checks for reliability. • Linguistic quality review (grammar/spelling/punctuation) • Contextual relevance and accuracy verification • Research data organization and structured reporting • Data validation and QC for downstream usability

2026 - Present
Label Studio

AI Data Annotation & Linguistic Specialist (Contract-Based Projects — Various AI/ML Clients)

Label StudioLabel StudioAudioAudioTranscriptionTranscription

Delivered multilingual speech, audio, and text annotations for AI/ML model development with a strong focus on linguistic and contextual accuracy. Performed transcription validation by identifying and correcting grammatical, syntactical, and contextual inconsistencies while adhering to evolving annotation guidelines. Reviewed and categorized large volumes of data to ensure deliverables met quality standards and compliance protocols. • Speech-to-text validation and transcription review • Linguistic and contextual accuracy checks • Categorization and quality control on large datasets • Confidentiality, security, and compliance adherence

2026 - Present

Education

U

UNIVERSITY OF CALIFORNIA

BACHELOR OF COMMERCE, Bussiness ,Linguistics and Information Technology

BACHELOR OF COMMERCE
2021 - 2025

Work History

O

outlier

AI Training

Antioch
2026 - Present
H

HANDSHAKE AI

AI Training

Antioch
2025 - Present