Confused about how to become a Data Engineer after B.Tech? This free Data Engineer Roadmap PDF is designed for Indian students and beginners who want clarity on data engineering skills, learning order, salary reality, and career path without confusion. The guide explains what a data engineer does, required skills like SQL and basics of programming, realistic timelines, and common mistakes to avoid. Perfect for B.Tech students, freshers, and career switchers looking to start a career in data engi