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Sara Masters-Blacksten

Sara Masters-Blacksten

Senior Audio Project Lead

USA flagOklahoma City, Usa
$45.00/hrIntermediateAppenLabelboxOneforma

Key Skills

Software

AppenAppen
LabelboxLabelbox
OneFormaOneForma
TelusTelus

Top Subject Matter

Audio AI
Speech Recognition
Audio Data Annotation

Top Data Types

AudioAudio
TextText
DocumentDocument

Top Task Types

Transcription
Data Collection
Classification

Freelancer Overview

AI Operations & Quality Leader with experience scaling global annotation teams and improving model performance through high-quality data. Proven track record of leading distributed teams, optimizing workflows, and delivering large-scale AI datasets across multiple projects. Currently a Senior Audio Project Lead, co-leading 100+ annotators and reviewers across 10+ AI projects. Delivered 125,000+ annotated data points and 10,000+ hours of audio data while overseeing hiring, training, quality assurance, and project delivery. Known for simplifying complex engineering guidelines into scalable workflows that drive accuracy and consistency.

IntermediateEnglish

Labeling Experience

Senior Audio Project Lead

AudioTranscription
As Senior Audio Project Lead, I managed large-scale audio data annotation projects for AI. I oversaw the delivery of over 125,000 annotated data points and 10,000+ hours of audio data. My role included establishing quality standards and translating technical guidelines into actionable workflows. • Directed 100+ annotators and reviewers globally. • Developed training and onboarding processes for consistent labeling quality. • Streamlined annotation operations to improve team efficiency. • Ensured accuracy and consistency of labeled audio data across all projects.

As Senior Audio Project Lead, I managed large-scale audio data annotation projects for AI. I oversaw the delivery of over 125,000 annotated data points and 10,000+ hours of audio data. My role included establishing quality standards and translating technical guidelines into actionable workflows. • Directed 100+ annotators and reviewers globally. • Developed training and onboarding processes for consistent labeling quality. • Streamlined annotation operations to improve team efficiency. • Ensured accuracy and consistency of labeled audio data across all projects.

2025 - Present

AI Trainer

AudioData Collection
As an AI Trainer, I provided training to new annotators on labeling tools, guidelines, and best practices. I supported the onboarding and ramp-up phases of new team members. My efforts ensured a smooth transition to high-quality annotation output. • Delivered tool and process training to new hires. • Facilitated knowledge transfer for best annotation practices. • Assisted with guideline interpretation for labeling accuracy. • Supported efficient integration of new annotators into team.

As an AI Trainer, I provided training to new annotators on labeling tools, guidelines, and best practices. I supported the onboarding and ramp-up phases of new team members. My efforts ensured a smooth transition to high-quality annotation output. • Delivered tool and process training to new hires. • Facilitated knowledge transfer for best annotation practices. • Assisted with guideline interpretation for labeling accuracy. • Supported efficient integration of new annotators into team.

2025 - 2025

Quality Assurance Analyst

Audio
As a Quality Assurance Analyst, I evaluated the quality of audio annotations to ensure adherence to project guidelines. I delivered feedback to annotators to enhance performance and output quality. Additionally, I identified quality gaps and contributed to process improvements. • Conducted detailed quality reviews of annotated audio data. • Provided empathetic, actionable feedback to annotation team. • Collaborated on refining annotation guidelines and workflows. • Supported a culture of continuous improvement in data labeling.

As a Quality Assurance Analyst, I evaluated the quality of audio annotations to ensure adherence to project guidelines. I delivered feedback to annotators to enhance performance and output quality. Additionally, I identified quality gaps and contributed to process improvements. • Conducted detailed quality reviews of annotated audio data. • Provided empathetic, actionable feedback to annotation team. • Collaborated on refining annotation guidelines and workflows. • Supported a culture of continuous improvement in data labeling.

2025 - 2025

Quality Analyst

TextClassification
As a Quality Analyst, I annotated and labeled complex text datasets to improve AI model performance. I conducted quality reviews and ensured compliance with annotation standards. I also provided constructive feedback to raise team accuracy and consistency. • Promoted to the quality team for exceptional performance in labeling. • Reviewed team annotations for accuracy and adherence to standards. • Enhanced workflow and processes via ongoing feedback loops. • Supported overall quality control in data labeling operations.

As a Quality Analyst, I annotated and labeled complex text datasets to improve AI model performance. I conducted quality reviews and ensured compliance with annotation standards. I also provided constructive feedback to raise team accuracy and consistency. • Promoted to the quality team for exceptional performance in labeling. • Reviewed team annotations for accuracy and adherence to standards. • Enhanced workflow and processes via ongoing feedback loops. • Supported overall quality control in data labeling operations.

2024 - 2025

Education

O

Oklahoma City Community College

N/A, Journalism

N/A
Not specified

Work History

F

First Priority Alarm Systems

Marketing Manager

Oklahoma City
2005 - Present
S

SMB Photography

Owner / Photographer

Oklahoma City
2013 - 2025