Tiger Analytics

Role: Senior Data Engineer (Azure)

College: Not Specified

Interview Date: Not Specified (Reddit post from December 16, 2024)

Interview Type: Full-Time

Result: Waiting for offer (documents uploaded)

Difficulty: Hard (purely coding, scenario-based, multiple coding questions per round)

Rounds: 3 rounds (R1 Coding, R2 Technical, R3 HR)

Topics Asked: SQL Coding, PySpark Coding, Azure Data Factory, PySpark Optimizations, Project Architecture, System Design (Azure, PySpark), Behavioral (Salary Discussion).

Experience:

The interview process for a Senior Data Engineer role with 3 Years of Experience (YOE) involved three rounds.

Round 1 (Coding): This round was purely coding.

• 6 coding questions: 3 SQL and 3 PySpark.
• The candidate solved 4 out of 6 functionally and impressed the interviewer.
• Scenario-based questions followed, related to Azure Data Factory and PySpark optimizations.

Round 2 (Technical): Conducted by a Data Architect.

• Many questions from previous projects, testing experience on Azure and PySpark.
• Rounds were purely based on scenarios.
• 3 coding questions were asked. The candidate solved 2 using SQL and Python but could not crack the third.

Round 3 (HR Round):

• Salary Discussion.

After the HR round, the candidate was asked to upload documents for offer release and was currently waiting for the offer. The entire process took one month.