Miguel Heredia Full-stack web developer and Data Annotator for LLM training

Transcriber and Data Annotator

Appen

Mar 2025 - Apr 2025 (2 months)

- Data annotation of Spanish ASR output using the A/B method LLM training method. - Classification, rating and comparison tasks. - Subtitle creation and post-edition.

A

Spanish and Portuguese transcriber

AON Data

Mar 2025 - Apr 2025 (2 months)

- Transcription and MTPE of Spanish content - ASR text post edition. - Audio wave segmentation and other common data annotation tasks.

M

Transcriber and post editor

MachineKiller.AI, OneForma

Feb 2025 - Current (1 year 5 months)

- Spanish transcription and ASR post-editing. - Text labeling tasks.

Frontend Developer

OpenTrain AI

Jan 2025 - Apr 2025 (4 months)

Optimized and enhanced hundreds of websites using advanced JavaScript, HTML, and CSS, focusing on performance, responsiveness, and user experience. Wrote prompts and responses in Spanish for LLM training. Created simple and complex diagrams of web pages, including HTML elements, their dimensions, and description. Additionally, I demonstrated fast learning abilities by quickly adapting to multiple guideline changes throughout the project, ensuring that I maintained a high standard of quality in my work output.

Transcriber and Data Annotator for LLM

CrowdGen AI

Oct 2024 - Jan 2025 (4 months)

Spanish machine transcription post-edition and other general data annotation tasks.

Data Annotator for LLM development

OpenTrain AI

Sep 2024 - Jan 2025 (5 months)

English text categorization, rating and other data annotation tasks.

Prompt Writer and Data Annotator for LLM

CrowdGen AI

Sep 2024 - Current (1 year 10 months)

As a Prompt Writer and Data Annotator for LLM, I was responsible for crafting prompts in Spanish across various categories, ranging from creative storytelling to technical content. My role involved conducting response rating and classification tasks to ensure high-quality outputs. Additionally, I demonstrated fast learning abilities, as this was my first experience in prompt writing. I quickly adapted to extensive project guidelines and successfully navigated several tests to prove qualified for the project, showcasing my ability to absorb new information and apply it effectively in a dynamic environment.

A

Spanish and Portuguese Transcriber and Data Annotator

AON Data

Jan 2024 - Sep 2024 (9 months)

Audio wave segmentation. Data labeling. Machine transcription post-edition tasks in Spanish and Portuguese audio content of different nature like finances and gaming.

Miguel Heredia

About

Detail

Timeline

Résumé