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Erwin S.

Erwin S.

NLP & Prompt Engineer · Mid-Level

Chile · Rate on request

Professional Overview

I’m a software developer focused on practical work. Most of my experience is around web development, automation, debugging, and improving messy workflows. Over time I also worked on data annotation and AI training tasks, including prompt review, response evaluation, and checking outputs against detailed guidelines. I like work that needs judgment.

Areas of Expertise

NLP & Prompt Engineering

Build natural language processing systems, fine-tune large language models, and craft reliable production prompts for AI-powered products.

Open to

Full-time Part-time Freelance Contract

Experience Level

Mid-Level

Current location

Chile

Time Zone

Santiago UTC-3

Primary Work Language

Spanish

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