Sumanraj

Developer

Upwork • Freiberufler

Feb 2021 - Present • 5 yrs 3 mos

As a freelance developer on Upwork, I specialize in building customized, automation-driven solutions for spreadsheets using Microsoft Excel, Google Sheets, VBA, Google Apps Script, and Python. My core focus is on transforming manual, repetitive processes into efficient, scalable systems that save time and improve accuracy. I have extensive experience designing and developing dynamic dashboards, automated reporting tools, and data management systems tailored to client-specific needs. My work includes creating advanced VBA macros for Excel, developing robust Apps Script solutions for Google Sheets, and integrating Python for data processing, web scraping, and workflow automation. Beyond automation, I also provide analytical services including regression analysis, forecasting models, and operations research techniques to support data-driven decision-making. I help clients uncover insights, optimize processes, and improve performance through well-structured analytical models. I am committed to delivering clean, reliable, and user-friendly solutions with a strong emphasis on functionality, efficiency, and long-term usability.