David Armenteros is a skilled Data Analyst with experience across multiple companies, currently working at Anugrah Argon Medica since November 2022. Expertise includes developing sales and inventory dashboards using Qlikview and Looker, creating automated reporting tools with Python, and preprocessing raw data for analysis using STAR Schema. While also serving as a Mentor at RevoU, David facilitates student development and practical skill simulations. Previous roles include data analysis at Sunartha and a Junior System Analyst position at PT. Mayora Indah Tbk, where solutions were documented for user challenges. Educational qualifications include a Bachelor's degree in Information Systems from Universitas Multimedia Nusantara.