EXCELON SOLUTIONS PRIVATE Interview Questions

The questions to prepare for EXCELON SOLUTIONS PRIVATE interviews, across all roles. Questions from real interview reports rank first. Updated weekly.

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Linked List Reversal

Easy

Tests basic coding ability and pointer/data-structure manipulation.

RecursionLinked ListsArrays

EXCELON SOLUTIONS PRIVATE

Binary Search Implementation

Easy

Tests ability to implement and reason about a classic search algorithm.

RecursionArraysSearching

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Designing a Scalable Real-Time Chat

Hard

Tests system design skills for real-time services, scaling strategy, and reliability considerations.

Trade-offsRoadmappingRisk Assessment

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Optimizing Software for Speed

Hard

Tests performance analysis, profiling, and targeted optimization without breaking behavior.

Trade-offsSuccess CriteriaRisk Assessment

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Handling Duplicate Dataset Entries

Easy

Tests your approach to data cleaning, deduplication logic, and correctness in SQL and data manipulation.

Data WranglingCase WhenAggregations

EXCELON SOLUTIONS PRIVATE

Design Patterns Used

Medium

Tests ability to apply proven patterns to improve structure and extensibility.

project experiencesoftware designdesign patterns

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