Loretta A.

Key Skills

Software

Clickworker

Appen

Micro1

Mindrift

OneForma

Toloka

Remotasks

Top Subject Matter

Data Science and Analytics

General Knowledge and E-Learning

Technology and Software Testing

Top Data Types

Text

Image

Document

Top Task Types

Classification

Freelancer Overview

Data Annotator / Freelance AI Trainer (Independent/Remote). Brings professional experience across data analysis, structured data tracking, and data quality validation. Core strengths include high precision text classification, entity recognition, sentiment analysis, and systematic data verification. Education includes professional certifications in Data Analysis using Power BI, Excel, and SQL, alongside certified platform testing qualifications. AI training focus includes data types such as Text and Image, and labeling workflows including Classification, Evaluation, Quality Assurance, and Rating.

Labeling Experience

QA Tester and Platform Evaluator (Test IO, Contract)

OtherText

You reviewed and tested digital applications to identify technical discrepancies and bugs through systematic evaluation methods. You documented structured feedback logs to support development teams in improving user interfaces and system performance. Your work included completing platform certification modules to ensure precise bug reporting and testing methodology adherence. • Technical discrepancy and bug identification • Systematic testing and certification-based evaluation • Structured feedback logging for developers • Quality assurance of application behavior

2026 - Present

Data Annotator / Freelance AI Trainer (Independent/Remote)

OtherTextClassification

You performed high-volume text and data labeling to train machine learning models with 98%+ dataset accuracy. You annotated and categorized linguistic data while evaluating AI outputs for factual correctness, tone, and prompt guideline alignment. You structured unstructured data by tagging entities and classifying sentiments using specialized labeling workflows. • Text classification for training data • Entity tagging and sentiment categorization • Factual correctness and natural tone evaluation • Compliance with evolving project rubrics and annotation standards

2025 - Present

Education

Work History