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Dusty Mumphrey

Dusty Mumphrey

AI Model Developer (Image Classification Data Annotation and Training)

USA flagAustin, Usa
$50.00/hrExpertAws SagemakerAppenLabelbox

Key Skills

Software

AWS SageMakerAWS SageMaker
AppenAppen
LabelboxLabelbox

Top Subject Matter

General Images
Multi-client SaaS and e-commerce
AI Platform

Top Data Types

ImageImage
TextText
DocumentDocument

Top Task Types

ClassificationClassification
TranscriptionTranscription
Prompt + Response Writing (SFT)Prompt + Response Writing (SFT)

Freelancer Overview

AI Model Developer (Image Classification Data Annotation and Training). Brings 10+ years of professional experience across legal operations, contract review, compliance, and structured analysis. Core strengths include Internal and Proprietary Tooling. Education includes Bachelor of Science, University of Texas at Austin (2019). AI-training focus includes data types such as Image and labeling workflows including Classification.

ExpertEnglish

Labeling Experience

AI Model Developer (Image Classification Data Annotation and Training)

ImageClassification
Built and maintained AI inference models for image classification tasks achieving over 90% accuracy. Developed and refined custom pipelines for training, testing, and deploying these models for diverse clients. The work included dataset curation, preprocessing, and model evaluation on labeled image datasets. • Labeled and prepared image data for training classification models. • Iteratively refined labels based on feedback and performance metrics. • Automated parts of the data labeling and training workflow to improve efficiency. • Engaged with clients to tailor annotation standards and labeling guidelines.

Built and maintained AI inference models for image classification tasks achieving over 90% accuracy. Developed and refined custom pipelines for training, testing, and deploying these models for diverse clients. The work included dataset curation, preprocessing, and model evaluation on labeled image datasets. • Labeled and prepared image data for training classification models. • Iteratively refined labels based on feedback and performance metrics. • Automated parts of the data labeling and training workflow to improve efficiency. • Engaged with clients to tailor annotation standards and labeling guidelines.

2017 - 2025

Education

U

University of Texas at Austin

Bachelor of Science, Computer Science

Bachelor of Science
2015 - 2019

Work History

R

ReptiDex

Senior Software Engineer

Austin
2025 - Present
G

GovStar

Full Stack Engineer / Data Scientist

Austin
2025 - 2025