
✅ Query Writing: Complex Joins, Aggregations, Window Functions
✅ Optimization: Indexing, Query Performance Tuning
✅ Case Study: Data Cleaning, Deduplication Scenarios
✅ Real-World Problem: Write SQL to analyze user retention
✅ Coding Challenge: List, Dict, Set Operations
✅ Time Complexity: Optimize Code for Efficiency
✅ Data Processing: Pandas/Numpy for Analytics
✅ Scenario-Based Question: Handling Large Datasets
✅ Product Metrics: DAU, MAU, Retention, Churn
✅ A/B Testing: Hypothesis Testing & Significance
✅ Scenario Question: Improve Conversion Rate for an E-commerce Platform
✅ Visualization Tools: Power BI, Tableau, Google Data Studio
✅ ETL Pipelines: Data Flow & Optimization
✅ Scalability: Handling High Volume Transactions
✅ API Integration: How to Design a Reporting System
✅ Case Study: Build a Data Warehouse for a FinTech Company
✅ STAR Framework: Situation, Task, Action, Result
✅ Cross-Team Collaboration: Handling Stakeholders
✅ Decision-Making: Prioritization of Business Problems
✅ Leadership: How You Drive Data-Driven Decisions
🔹 Bonus Tips:
💡 Practice DSA Daily – SQL + Python + Case Studies 🚀
💡 Know the Company’s Data Stack – Be Prepared 🔥
💡 Mock Interviews – Simulate Real-Life Scenarios 🎭
💡 Explain Thought Process Clearly – Clarity Wins! 🎯
🔥 Ready for the challenge? Let’s ace it! 💪
Would you like to dive into a specific round for practice? 🚀