Energy Exemplar | Interview Experience | Associate Software Engineer | Internship + Full Time

Energy Exemplar Interview Process

Round 1: Online Test

- Format: Multiple-choice questions (30) and DSA problems (3)

- Platform: DoSelect

- Duration: 2 hours

Round 2: Aptitude Test

- Format: Multiple-choice questions (30)

- Mode: Pen & Paper

- Duration: 30 mins

- Topics: Work & Time, Ratio & Proportion, Age, Probability, Percentages, Profit & Loss, Interest, Clocks, Pipes & Cisterns, Trains, Speed & Distance etc.

Round 3: In Person Technical (1-to-1) [45 mins]

- Tell me about yourself

- Working & Implementation of Blockchain Technology

(Note: “Blockchain” mentioned on resume)

- SQL Query:

• Given 2 relations: Customers & Orders, find all Customers who have not placed an order since past 3 months.

- DSA Problems:

• Given an array of numbers and a target number, find 3 numbers such that their sum is closest to the target.
• Given an array consisting of numbers and nested arrays, flatten it and return the resultant array.

Round 3: In Person Technical (1-to-1) [45 mins]

- Tell me about yourself

- Internship Project

• Architecture
• Website & Data Flow
• Code
• Optimization
• Internal working of JS methods used in project

- Personal Projects briefing

Round 3: In Person Technical (1-to-1) [45 mins]

- Tell me about yourself

- DSA Problem:

• Right Rotate a linked list by k places.

- Core Subjects:

• OPPs (Abstract Classes vs Interfaces, etc.)
• DBMS

- Internship & Personal Projects briefing

Round 4: In Person Technical (1-to-1) [45 mins]

- Tell me about yourself

- DSA Problem:

• Find & Return the loop point in a given linked list.

- Core Subjects:

• OPPs (Interfaces, etc.)
• CN (TCP vs UDP, Why do TCP packets travel slower than UDP packets, OSI layers, etc.)

- Internship summary

Round 4: In Person HR (1-to-1) [30 mins]

- Tell me about yourself

- Where are you from?

- How many members in your family?

- How has been your experience in college away from your home?