Hexaview Technologies Interview Experience for SDE

Introduction:

Hexaview Technologies conducted an on-campus recruitment drive for SDE roles in Pune and Noida, featuring a multi-stage selection process.

First Round (Shortlisting):

• Criteria: Location preference, previous placements, and CGPA.
• Shortlisted: Around 100 candidates.

Second Round (Coding Test):

• Platform: Coderbyte.
• Format: Two medium-difficulty coding questions with visible test cases.
• Time: 60 minutes.
• Question type: String formatting.
• Allowed Submission: Only One submission per question, no editing available.
• Note: After submitting the code, hidden test cases will be evaluated, and you can’t edit your submission.
• Shortlisted: 15 candidates.

Third Round (Technical Interview 1):

• Interviewer: Junior Developer.
• Start: Introduction, Project Details, Internship Experience and Details.
• Topics: OOP principles, linked lists, stack operations, SQL queries.
• DSA question: Find middle of linked list, Balanced parenthesis.
• Puzzle: I’ll suggest go through the top 100 puzzle GFG article as it will help you in any interview.
• SQL question: Largest in column, smallest in column, counting queries, sorting queries.
• Shortlisted: 1 candidate.

Fourth Round (Technical Interview 2):

• Interviewer: Senior Developer.
• Start: Introduction, Project Details, Internship Experience and Details.
• Topics: Linked list manipulations, binary search, OS concepts.
• DSA question: Cycle detection in linked list, Binary search on given array of 0’s and 1’s.
• Tech question: Searching algorithms, Sorting algorithms.
• OS question: Memory management and scheduling algorithms.
• SQL question: Queries related to joins and inbuilt functions like add, max, min, avg, etc.
• Selection: I cleared the interview.

Fifth Round (Technical/HR/Manager Interview):

• Interviewer: Manager.
• Start: Introduction, Project Details, Internship Experience and Details.
• Topics: Dynamic programming, string and map operations, SQL queries.
• DSA question: DP on string, Print the character whose count is greater than n in given string. Some modifications after solving the question (Print them in order of occurrence and also on basis of count).
• SQL queries: Corelated sub queries.
• HR question: Favourite subjects, Challenges you faced, Team project experiences, Situational question, How do you manage your time, Your hobbies, etc.
• Final Selection: None.

Closure:

• Thoroughly understand concepts related to projects, internships, and previous work experience.
• Practice DSA questions daily to avoid mistakes and build proficiency.
• Emphasize dynamic programming (DP) in your preparation, focusing on basic concepts even if you skip optimizations.
• Learn about operating systems (OS), database management systems (DBMS), object-oriented programming (OOP), and design and analysis of algorithms (DAA) to strengthen your technical foundation.