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J
Joseph C.

Joseph C.

USA flagKing George, Usa

Key Skills

Software

AWS SageMakerAWS SageMaker
ArgillaArgilla
Axiom AI
ClickworkerClickworker
CloudFactoryCloudFactory
CrowdFlowerCrowdFlower
CrowdSourceCrowdSource
DataloopDataloop
DatatroniqDatatroniq
DatatureDatature
DoccanoDoccano
EncordEncord
HastyHasty
HiveMindHiveMind
LabelboxLabelbox
Label StudioLabel Studio
LightTagLightTag

Top Subject Matter

No subject matter listed

Top Data Types

ImageImage
TextText
Medical DicomMedical Dicom

Top Task Types

SegmentationSegmentation
Bounding BoxBounding Box
Text GenerationText Generation
Text SummarizationText Summarization
CuboidCuboid
Red TeamingRed Teaming
Evaluation/RatingEvaluation/Rating
Data CollectionData Collection
Function CallingFunction Calling
Prompt + Response Writing (SFT)Prompt + Response Writing (SFT)

Freelancer Overview

I have experience working on AI training and data labeling projects involving the annotation, classification, and evaluation of text, image, and multimedia content to improve machine learning models. My work has included assessing data quality, applying detailed labeling guidelines, identifying inconsistencies, and ensuring accuracy across large datasets. I am skilled in content moderation, sentiment analysis, search relevance evaluation, data categorization, and quality assurance processes that support the development of reliable AI systems. What sets me apart is my strong attention to detail, ability to follow complex instructions consistently, and commitment to maintaining high-quality standards under tight deadlines. I am proficient in using online annotation tools, conducting research when necessary, and adapting quickly to new project requirements. My background in AI training projects has strengthened my analytical thinking, accuracy, and problem-solving skills, enabling me to contribute effectively to the improvement of machine learning and artificial intelligence applications.

Labeling Experience

Annotation for Machine Learning Training

ImageImageClassificationClassification

Supported AI and machine learning development projects by annotating and validating large datasets used for training, testing, and improving model performance. The project involved processing diverse data types, including text, images, and user-generated content, while ensuring that all annotations aligned with detailed client guidelines and quality requirements. The work contributed to the development of AI systems for content classification, search relevance, moderation, and language understanding. Data Labeling Tasks Performed Text classification and categorization Sentiment and intent annotation Content moderation and policy compliance review Search relevance evaluation and ranking Image tagging and object identification Data verification and error detection Quality review and correction of previously annotated datasets Consistency checks across multiple annotation batches Project Size Worked on datasets containing thousands of individual records and annotations, processing high volumes of tasks while maintaining accuracy and meeting project deadlines. Participated in ongoing annotation cycles that required continuous quality monitoring and feedback implementation. Quality Measures Followed Strict adherence to client-provided annotation guidelines Regular quality assurance reviews and self-audits Consistency checks to ensure uniform labeling decisions Error identification and correction before submission Compliance with project accuracy targets and performance metrics Documentation of edge cases and ambiguous data for clarification Continuous incorporation of reviewer feedback to improve annotation quality The project required strong attention to detail, analytical thinking, and the ability to maintain high levels of accuracy and consistency across large-scale datasets used to train and evaluate AI models.

2020 - 2025

Education

U

University of Texas

Bachelor's, Biology

Bachelor's
2019 - 2022