A 20-page PDF in the Architecture section of the PrepNPlaced notes library.
Browsing is free. Your first download is free and takes one Google sign-in. Every note after that comes with the Learn Pass (₹499 for 6 months), any paid plan or a cohort seat.
After the notes
Read them in order if you like — the free library first, then the deep-dive modules, then the live cohort when you want someone reviewing your work.
Free · no payment
SQL, Python, Power BI, PySpark and Excel — full video lessons with MCQs and a proctored skill test at the end. The notes are the summary; this is the teaching.
Open the free libraryLearn Pass · ₹499 for 6 months
Every note in this vault for 6 months, plus the complete PySpark and Databricks modules recorded end to end with their project notebooks. One payment, nothing renews.
See what's insideAI-Powered Data Engineering Cohort 4 · starts 3 October 2026
Live weekend classes (Sat–Sun · 7 AM–10 AM IST), real projects, assignments that get graded, and 6 months of Pro Auto-Pilot included. The full path, taught with you in the room.
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