Senior Prompt Engineer - Peru (Remote, Part-Time)

10+ years of professional experience in data engineering or applied data science Expert-level proficiency in Python (data wrangling, visualization, statistical testing) Deep understanding of data modeling, prompt crafting, and reproducible workflows Exceptional attention to detail and quality control Proven success in high-impact technical environments

Design and build realistic toy/dummy datasets at varying complexity levels Write concise, natural-language prompts tailored for business analysts Reproduce target visualizations with aesthetic and analytical fidelity using Python Define correctness criteria tailored to open-ended insight prompts Rigorously check each example against quality rubrics