Cecilia W.

Key Skills

Software

Labelbox

Appen

Don't disclose

Other

Top Subject Matter

Machine learning and AI training data

Nlp Domain Expertise

computer vision

Top Data Types

Text

Image

Top Task Types

Classification

Tracking

AI Trainer Overview

Data Quality Analyst at Amazon. Brings 6+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Labelbox, Appen, and Don't disclose. Education includes Master of Science, Florida Institute of Technology (2022) and Bachelor of Science, University of Central Florida (2019). AI-training focus includes data types such as Text and Image and labeling workflows including Evaluation, Rating, and Classification.

Labeling Experience

Data Quality Analyst at Amazon

LabelboxTextClassificationTracking

AI training data quality review, annotation accuracy validation, error-pattern analysis, and quality benchmarking.

2022 - Present

Data Annotation Specialist at Appen

AppenTextClassificationTracking

Text and image categorization, search-relevance labeling, AI response evaluation, and annotation taxonomy application.

2021 - 2022

NLP Dataset Structuring Project

OtherTextClassification

Sentiment and intent categorization, dataset cleaning, deduplication, and formatting standardization.

Not specified

AI Response Evaluation Project

Don't discloseText

Conversational AI response quality evaluation, hallucination and bias identification, factual consistency review, and prompt evaluation.

Not specified

Education

Work History