Billy I.

Key Skills

Software

Other

Top Subject Matter

Multilingual AI data annotation and evaluation (text, images, audio, video)

Computer vision data labeling and QA (images)

Multilingual AI training data labeling (audio)

Top Data Types

Text

Image

Audio

Video

Document

Top Task Types

Object Detection

Transcription

Action Recognition

Freelancer Overview

AI Data Specialist / Data Annotation Specialist — AI evaluation, labeling, and quality assurance support. Professional background includes roles such as AI Data Evaluation Specialist. Core strengths include Other. AI-training focus includes data types such as Text, Image, and Audio and labeling workflows including Evaluation, Rating, and Object Detection.

Labeling Experience

AI Data Specialist / Data Annotation Specialist — video labeling and evaluation

OtherVideoAction Recognition

Annotated video content to support AI training through structured labeling and quality checks. Performed evaluation and validation activities to ensure labels matched project requirements. Maintained accuracy and consistency across the labeled video datasets for ML workflows. • Video labeling and evaluation support • Data validation to ensure label quality • Independent remote work while meeting standards • Preparation of labeled data for downstream model usage

Present

AI Data Specialist / Data Annotation Specialist — audio data labeling and QA

OtherAudioTranscription

Labeled and prepared audio-related data to support AI model training and evaluation workflows. Ensured that annotations adhered to project guidelines and reflected the intended label taxonomy. Contributed to multilingual AI improvements by maintaining consistent labeling practices. • Audio data annotation as part of training data preparation • Quality assurance to validate annotation accuracy • Compliance with labeling instructions and accuracy targets • Remote independent execution with consistent output quality

Present

AI Data Specialist / Data Annotation Specialist — image object tagging and validation

OtherImageObject Detection

Annotated and labeled object instances across image-related content as part of AI training and data preparation activities. Applied consistent tagging practices to maintain data quality suitable for downstream model development. Performed object tagging with attention to detail to meet accuracy requirements. • Object tagging across image datasets • Quality assurance and data validation for labeled outputs • Dataset preparation for ML pipeline ingestion • Independent work while maintaining labeling standards

Present

AI Data Specialist / Data Annotation Specialist — AI evaluation, labeling, and quality assurance support

OtherText

Performed AI-related evaluation and annotation tasks following project guidelines to ensure labeling accuracy and consistency. Conducted data validation and quality assurance checks to verify label correctness against the defined schema. Supported machine learning workflows through systematic review and scoring of labeled data. • Data categorization and comparison for evaluation purposes • Pairwise comparisons to determine label consistency • Data validation to reduce labeling errors • Compliance with annotation standards and project instructions

Present

Education

Work History