Sandra Gelado

Key Skills

Software

Appen

CrowdFlower

Figure Eight

Top Subject Matter

No subject matter listed

Top Data Types

Audio

Image

Text

Top Task Types

Audio Recording

Classification

Evaluation Rating

Prompt Response Writing SFT

Text Generation

Freelancer Overview

Since 2019, I have actively contributed to various LLM training projects on platforms such as Figure Eight, CrowdFlower, and Appen. My expertise encompasses a variety of skills, including linguistic annotation, audio recording, audio and text analysis, validation of LLM responses, and emotional recognition, among others. I am a well-qualified professional in language science with a Bachelor’s and a Master's in Linguistics, in addition to over five years of experience. I am also passionate about my job and ready to contribute to advancements in this dynamic and innovative field.

Labeling Experience

Evaluation of synthetic speech

AppenAudioEvaluation Rating

This project is about refining synthetic speech generation in Spanish.

This project is about refining synthetic speech generation in Spanish.

2022

Language analysis

AppenTextClassificationEmotion Recognition

This project focused on annotations, classifications, and categorizations of AI text generation.

This project focused on annotations, classifications, and categorizations of AI text generation.

2024 - 2025

Speech recording

AppenAudioAudio Recording

Spanish audio recordins for autonomous vehicles voice recognition

Spanish audio recordins for autonomous vehicles voice recognition

2023 - 2025

Web Search Evaluation

CrowdflowerTextEvaluation Rating

I worked in a very long-term project for more than 1 year evaluating web searches.

I worked in a very long-term project for more than 1 year evaluating web searches.

2021 - 2023

Education

Work History