Top 40
Prep plan
Updated weekly · Last refresh Oct 17

Finacle Data Engineer Interview Questions

The questions to prepare for a Finacle Data Engineer interview. Questions from real interview reports rank first. Updated daily.

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1
SQL & Data ManipulationStart here. 14 questions · ~140 min
Detect Duplicate Records in SQLMedium
Practice

Identify duplicate active Finacle transactions using a CTE, grouped business keys, and a customer lookup.

sql querydata integrityFinacle
Top 10 Customers by SpendEasy
Practice

Find EarthCam's top 10 customers by total spend using GROUP BY, SUM, ORDER BY, and LIMIT.

RankingGroup ByAggregationsFinacle
SQL Query OptimizationMedium
Practice

Optimize a slow PostgreSQL query that aggregates completed transactions while preserving customers with no matching activity.

Performance Tuningdatabase optimizationindexesFinacle
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2
Pipelines21 questions · ~211 min
Incremental Loads and DedupHard

Evaluates end-to-end design decisions for incremental processing and duplicate handling under constraints.

data processingFinacle
Unit Testing for Data PipelinesMedium

Tests your testing approach for data transformations and pipeline logic.

data pipelinesFinacle
Migrate Legacy Pipeline to CloudHard

Tests your experience with migration planning, execution, and risk management for pipelines.

migrationcloud architecturelegacy systemsFinacle
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3
Coding3 questions · ~30 min
Python Script for Nested JSONMedium

Tests your ability to parse and transform nested JSON data in Python.

pythonFinacle
Python Data Transformation ProblemEasy
Practice

Transform a list of strings into a list of their lengths using a single linear pass.

CodingArraysArray ManipulationFinacle
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4
More topics2 questions · ~20 min
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