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Home/Questions/Behavioral/Tell me about a time you made a mistake and how you handled it.

Tell me about a time you made a mistake and how you handled it.

Behavioraleasy0.7 min readPremium
Frequency
Low
Asked at 2 companies
Category
144
questions in Behavioral
Difficulty Split
100E|18M|26H
in this category
Total Bank
1,863
across 7 categories
Asked at these companies
PresidioSwiggy
Interview Pro Tip

Red Flag: 'I delivered on time by cutting corners' or hiding the delay. Pro-Move: Show early communication, asking for help, and improving the process so the mistake becomes a reusable lesson.

Expert AnswerPremium
144 wordsInterview-ready
**Situation**: I underestimated the complexity of a CRM-to-warehouse migration. I gave a 4-week estimate based on row count and table count, but didn't account for custom logic, data quality issues, and API rate limits. We hit week 3 with only 40% complete. **Task**: Deliver quality work while rebuilding trust with stakeholders. **Action**: I (1) Communicated the delay as soon as I realized it, with a revised 6-week estimate and root cause....
The complete answer continues with detailed implementation patterns, architectural trade-offs, and production-grade considerations. It covers performance optimization strategies, common pitfalls to avoid, and real-world examples from companies like Presidio, Swiggy. The answer also includes follow-up discussion points that interviewers commonly explore.

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According to DataEngPrep.tech, this is one of the most frequently asked Behavioral interview questions, reported at 2 companies. DataEngPrep.tech maintains a curated database of 1,863+ real data engineering interview questions across 7 categories, verified by industry professionals.

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