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Giannpiero Echenique

Giannpiero Echenique

AI Data Annotation Specialist - Artificial Intelligence

Venezuela flagCaracas, Venezuela
$8.00/hrExpertAppenInternal Proprietary ToolingOther

Key Skills

Software

AppenAppen
Internal/Proprietary Tooling
Other

Top Subject Matter

No subject matter listed

Top Data Types

ImageImage
VideoVideo
TextText
AudioAudio

Top Task Types

Polygon
Classification
Transcription
Data Collection

Freelancer Overview

I am an experienced AI data annotation specialist with over 4 years working on diverse artificial intelligence projects, focusing on image, video, audio, and text annotation. My expertise includes image-to-text transcription, polygon and bounding box labeling for computer vision, and text classification for natural language processing. I have contributed to high-quality AI training datasets by ensuring strict adherence to quality, accuracy, and consistency guidelines while working remotely. My skills also extend to audio data annotation, including multilingual audio segmentation and language identification for speech recognition systems. I am detail-oriented, efficient in remote work environments, and passionate about delivering precise, reliable data for AI model development.

ExpertEnglishSpanish

Labeling Experience

Data Annotator – OCR / Image Transcription

Internal Proprietary ToolingTextTranscription
Image-to-text transcription (OCR) Text accuracy validation and formatting compliance Conversion of visual content into structured text

Image-to-text transcription (OCR) Text accuracy validation and formatting compliance Conversion of visual content into structured text

2025
Appen

Data Annotator – Text Classification

AppenTextClassification
Text categorization and content labeling Taxonomy-based classification tasks Consistency and quality assurance

Text categorization and content labeling Taxonomy-based classification tasks Consistency and quality assurance

2021 - 2024
Appen

AI Data Annotator – Image Labeling

AppenImageClassification
Image labeling for AI training datasets Bounding box and visual content tagging Advertisement labeling and content classification Quality control following project guidelines

Image labeling for AI training datasets Bounding box and visual content tagging Advertisement labeling and content classification Quality control following project guidelines

2021 - 2024
Appen

AI Data Annotator – Video Labeling

AppenVideoClassification
Video labeling for AI training datasets Bounding box and visual content tagging Advertisement labeling and content classification Quality control following project guidelines

Video labeling for AI training datasets Bounding box and visual content tagging Advertisement labeling and content classification Quality control following project guidelines

2021 - 2024
Appen

Data Annotator – Computer Vision (Polygon Annotation)

AppenImagePolygon
Image annotation for computer vision datasets using polygon segmentation. Polygon-based object annotation and image segmentation Accurate outlining of objects following strict annotation guidelines Visual content identification and classification Quality assurance and consistency checks across annotations Contribution to training datasets for computer vision AI models

Image annotation for computer vision datasets using polygon segmentation. Polygon-based object annotation and image segmentation Accurate outlining of objects following strict annotation guidelines Visual content identification and classification Quality assurance and consistency checks across annotations Contribution to training datasets for computer vision AI models

2021 - 2024

Education

N

N/A

Higher Education, Human Resources Management

Higher Education
2020 - 2025
N

N/A

High School Diploma, Science

High School Diploma
2017 - 2017

Work History

F

Freelance / Independent Contractor

Freelance Data Entry

Caracas
2020 - 2020