Stop thinking like a query writer.
Start thinking like a system designer.
This guide teaches you how real companies design scalable data systems — not just dashboards.
You will learn:
• End-to-end data architecture design
• Data warehouse vs lakehouse decisions
• BigQuery / Snowflake architecture patterns
• Real-time vs batch pipelines
• Data modeling for analytics
• KPI layer & semantic layer design
• ETL vs ELT architecture
• Observability & data quality systems
• Scaling dashboards for 1M+ users
• Interview-style system design case studies
Includes:
✔ Visual architecture diagrams
✔ Real company-style case breakdowns
✔ Step-by-step system thinking framework
✔ Interview-ready answers
✔ Resume positioning guidance
If you want to move from ₹12L → ₹25L+ → ₹40L+ roles
You must understand systems — not just tools.
The mentor call with Rajat Raj was really helpful—he patiently answered my doubts
Yet another amazing session. I would 100% recommend Rajat to anyone in the data field.
Amazing call. I'm a BI analyst in UK, looking to transition to India. Rajat rightly understood all my skills and needs and gave me a clear strategy to follow :) Very helpful and friendly.
Session was very interesting and interactive.
Very crisp and clear guidance according to the situations.
Thank you so much.
I had a highly productive session with Rajat today. He demonstrated remarkable expertise and a very approachable style, offering tailored advice crucial for my transition into data analytics. His insights on refining my LinkedIn profile, structuring my resume, and developing an effective job search strategy were particularly impactful. Overall, it was an excellent engagement, and I am eager to apply his recommendations and continue our discussions.
PRANOY CHAKRABORTY
Jun 2025