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C
Chavez R.

Chavez R.

Freelance Data Labeling and Annotation Specialist (Remote)

USA flagMesa, Usa

Key Skills

Software

No software listed

Top Subject Matter

Artificial Intelligence and Data Analytics
Legal Services & Contract Review
Regulatory Compliance & Risk Analysis

Top Data Types

TextText
ImageImage
DocumentDocument

Top Task Types

ClassificationClassification

Freelancer Overview

Freelance Data Labeling and Annotation Specialist (Remote). Brings 2+ years of professional experience across legal operations, contract review, compliance, and structured analysis. Core strengths include Internal, Proprietary Tooling, and N. Education includes Bachelor of Science, South Adventist University (2021) and Postgraduate Certificate, Arizona State University (2023). AI-training focus includes data types such as Text and labeling workflows including Classification.

Labeling Experience

Freelance Data Labeling and Annotation Specialist (Remote)

TextTextClassificationClassification

Freelance Data Labeling and Annotation Specialist working remotely on high-volume dataset annotation projects. Responsibilities included applying detailed labeling guidelines for consistent and accurate text classification and categorization across datasets. The work included reviewing and correcting existing labels to remove errors and inconsistencies while maintaining quality in repetitive annotation cycles. • Performed text classification and categorization annotations using strict guidelines • Reviewed and corrected labeled data for accuracy and consistency • Structured raw information into machine learning-friendly formats • Adapted to new tools and project requirements to meet labeling objectives

2024 - Present

AI/Data Analytics Academic Projects (Manual Labeling & Preprocessing)

TextTextClassificationClassification

Academic AI and Data Analytics projects at Arizona State University that required manual labeling and classification of datasets. The role focused on cleaning and preprocessing data to make it more usable and accurate for machine learning training workflows. Experience reinforced how annotation quality directly impacts model predictions and overall system performance. • Performed manual dataset labeling/classification for AI projects • Cleaned and preprocessed data to improve ML readiness • Applied consistency-focused annotation practices aligned with project goals • Evaluated the effect of label quality on model outcomes

2022 - 2023

Education

A

Arizona State University

Postgraduate Certificate, Artificial Intelligence and Data Analytics

Postgraduate Certificate
2023 - 2023
S

South Adventist University

Bachelor of Science, Computer Science

Bachelor of Science
2017 - 2021

Work History

M

Mesa Tech Solutions

Data Assistant and Digital Operations Support

Mesa
2021 - 2022