🚀 5 Coding Skills That Actually Matter for Data Science Interviews 💻
❌ You don’t need LeetCode hard
✅ You need real data problem-solving
Focus on these 5 only 👇
1️⃣ String Cleaning – regex, text cleanup
2️⃣ Pandas GroupBy – real business insights
3️⃣ SQL Joins & Window Functions
4️⃣ Python Data Structures – dict, set, list
5️⃣ Basic Algorithms – sliding window, two pointers
🎯 Exactly what interviewers ask. No theory fluff.
📚 I’ve curated best DS interview resources in one place
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🔗 https://topmate.io/sumit_kumar80/1148833
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Ultimate Placement Coding Resources with Sumit Kumar
Ultimate Placement materials (top 10 companies)
August 4, 2026 103 2
