Emmanuel S.

Key Skills

Software

Appen

Clickworker

CVAT

Data Annotation Tech

Mindrift

Toloka

iMerit

Mercor

Roboflow

Top Subject Matter

Speech Recognition

Machine Learning

AI Model Training

Top Data Types

Audio

Text

Image

Document

Top Task Types

Transcription

Classification

Bounding Box

Segmentation

Text Generation

Question Answering

Prompt + Response Writing (SFT)

Data Collection

Computer Programming/Coding

Red Teaming

Polygon

Text Summarization

Object Detection

Point/Key Point

Evaluation/Rating

Fine-tuning

Entity (NER) Classification

Polyline

RLHF

Freelancer Overview

Motivated and detail-oriented Data Annotation and IT professional with experience supporting AI and machine learning projects through transcription, data labeling, content review, and quality assurance. Experienced in working with text, image, and audio datasets while following detailed annotation guidelines and maintaining high accuracy standards. Skilled in speech recognition support, dataset validation, and AI training workflows in remote work environments. In addition to AI-related work, I also have a background in IT support and cybersecurity operations, which has strengthened my analytical thinking, problem-solving, and ability to work under pressure. I am adaptable, quick to learn new tools and processes, and committed to delivering accurate, high-quality work consistently.

Labeling Experience

AI Transcription & Data Annotation Contributor

AppenAudioTranscription

In this freelance contributor role, I performed transcription and annotation tasks for AI speech recognition and machine learning projects. I transcribed audio recordings and reviewed outputs in accordance with strict project guidelines and formatting requirements. My work supported the improvement of speech datasets through both correction and validation efforts. • Participated in language evaluation, content review, and data collection tasks • Maintained high accuracy and productivity in remote environments • Adapted to diverse annotation and transcription guidelines • Corrected and validated machine-generated transcription outputs

2025 - 2026

Data Annotation Specialist (Project-Based)

TextClassification

As a Data Annotation Specialist, I executed text and image annotation tasks for training AI and machine learning models. I reviewed, labeled, and validated datasets following detailed project instructions and quality standards. My efforts ensured consistency and accuracy for successful AI model development. • Performed quality checks across annotated data for reliability • Supported improvement via data categorization and tagging • Managed high task volumes efficiently to meet productivity targets • Maintained quality assurance in all annotation outputs

2025 - 2025

AI Transcription & Language Annotation Projects

AudioTranscription

I contributed to multiple AI transcription and language annotation projects. I conducted speech recognition-related labeling tasks and performed dataset validation to improve overall data quality. Careful adherence to annotation guidelines ensured accuracy and consistency in my results. • Reviewed, corrected, and evaluated audio transcription outputs • Focused on accurate language transcription for AI datasets • Maintained consistency with detailed annotation protocols • Supported dataset quality improvement initiatives

Not specified

Education

Work History