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devresurge

Data fundamentals elective

Shared SQL, Python, and stats refresh for data engineering and data science sprints.

foundations · data

Optional add-on for Data engineering and Data science sprints. Complete once if you need a structured refresher before depth topics — avoids duplicating content across both tracks.

Who this is for: Candidates starting DE or DS sprints who want SQL/Python/stats aligned first.

5 lessons · ~66 min
outcomes
  • Pass SQL and Python interview drills confidently
  • Explain descriptive stats and experimental thinking
  • Know when to pursue DE vs DS sibling sprint
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pair with interview sprints

Complete once, then continue your data engineering or data science core sprint.

📊 Data engineering interview sprint 🔬 Data science interview sprint

lessons

  1. 1 How this elective fits DE & DS One shared foundation — two specialized sprints. +140 XP · ~14m
  2. 2 SQL depth for data interviews Window functions, CTEs, and analytical queries. +140 XP · ~14m
  3. 3 Python for data work pandas, numpy, and clean notebook habits. +140 XP · ~14m
  4. 4 Statistics refresher What DS loops test; what DE quality teams expect. +140 XP · ~14m
  5. 5 Data fundamentals complete Ready for DE or DS core sprint. +100 XP · ~10m

related quizzes

SQL fundamentals Python fundamentals