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I applied via LinkedIn and was interviewed before May 2023. There were 2 interview rounds.
Top trending discussions
I applied via Approached by Company and was interviewed in Oct 2024. There were 3 interview rounds.
Optimization techniques in Spark involve tuning parameters, partitioning data, and using caching.
Tune parameters like memory allocation, parallelism, and shuffle partitions for better performance
Partition data to distribute workload evenly across nodes
Use caching to store intermediate results in memory for faster access
Examples: repartition(), cache(), persist() functions in Spark
I applied via Referral and was interviewed in Nov 2024. There were 2 interview rounds.
Basic python questions on pandas,numpy, and basic SQL questions on windows function like lag
I applied via Naukri.com and was interviewed in Mar 2024. There were 3 interview rounds.
Aptitude, coding on python NLP
Python Data Frames, String list manipulation
I applied via Campus Placement
Test+2 interviews(technical and statistics)
Basic guestimates and case studies
I applied via Naukri.com and was interviewed in Sep 2023. There were 4 interview rounds.
Case study related to semantic search
I was interviewed in Apr 2023.
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