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Gabriel Hernandez

Gabriel Hernandez

AI data labeling and prompt creation specialist in English and Spanish

Mexico flagSan Juan de los Lagos, Mexico
$10.00/hrExpertAppenClickworkerData Annotation Tech

Key Skills

Software

AppenAppen
ClickworkerClickworker
Data Annotation TechData Annotation Tech
OneFormaOneForma
RemotasksRemotasks
TolokaToloka
TelusTelus
Scale AIScale AI

Top Subject Matter

No subject matter listed

Top Data Types

ImageImage
TextText
VideoVideo

Top Task Types

Audio Recording
Bounding Box
Classification
Data Collection
Red Teaming

Freelancer Overview

I have worked as a freelance professional for over eight years, improving my time management skills, critical thinking, and attention to detail. I deliver consistent high-quality work while adhering to guidelines and deadlines. I have worked and am proficient in a variety of tasks which include: Annotation/labeling: Proficient in image classification, object detection, and text annotation. Language Services: Experienced in translation(English and Spanish) and transcription. Research & Analysis: Skilled in research, fact-checking, content moderation and search engine evaluation. I possess extensive knowledge of search engines and AI chatbots and am a fast and accurate typist (60-70 wpm). I am highly motivated, have a strong work ethic, and am eager to take on new challenges.

ExpertEnglishSpanish

Labeling Experience

Appen

Audio recording and evaluation

AppenAudioQuestion AnsweringTranslation Localization
Create audio recordings based on guideline requirements. Translate and evaluate quality of audio.

Create audio recordings based on guideline requirements. Translate and evaluate quality of audio.

2018 - 2024
Data Annotation Tech

Video evaluator

Data Annotation TechVideoQuestion AnsweringEmotion Recognition
My role was to assess the AI’s performance in tasks involving video comprehension, prompt engineering, and evaluation. I engaged with both pre-recorded video clips and AI-generated responses to ensure the model’s understanding of context, actions, and emotions within videos.

My role was to assess the AI’s performance in tasks involving video comprehension, prompt engineering, and evaluation. I engaged with both pre-recorded video clips and AI-generated responses to ensure the model’s understanding of context, actions, and emotions within videos.

2022
Appen

LLM Response and Prompt evaluator

AppenTextQuestion AnsweringText Generation
AI Prompt Engineering and Evaluation: Expertise in creating, analyzing, and optimizing AI-generated prompts for better model performance. Language Services: Experienced in translation(English and Spanish) and transcription.

AI Prompt Engineering and Evaluation: Expertise in creating, analyzing, and optimizing AI-generated prompts for better model performance. Language Services: Experienced in translation(English and Spanish) and transcription.

2018
Scale AI

Freelance

Scale AIImageBounding BoxPolygon
Labeling LLM generated images and tagging specific objects in real-world images.

Labeling LLM generated images and tagging specific objects in real-world images.

2018 - 2023

Education

D

DeVry University

Associate Degree, Applied Science in Electronics and Computer Technology

Associate Degree
2008 - 2008

Work History

F

Freelance

Freelance

San Juan de los Lagos
2018 - Present
M

MPS

Machine Operator/Supervisor

Bolingbrook
2009 - 2016