Oriserve | SDE 1

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oriserve
SDE 11.1 years
June 12, 20259 reads

Summary

I interviewed for an SDE 1 role at Oriserve through Instahyre, completing two rounds that included technical, system design, and general software engineering questions. Despite my experience, I was ultimately rejected.

Full Experience

Current Experience: 1.10 Years
College: Tier-2
Previous Organization: One of the MNCs

applied through instahyre.

1st round:

  1. Email notification after 30 min. how to do this? If server restart between this time how can I send the mail.
  2. If two click happen at the same time then how can I handle this concurrent transaction?
  3. Dp: min cost of tickets
  4. Sql vs no sql
  5. What I know about sockets. How real time data transfer happen?
  6. Design real time chat system

2nd round: (LLD + HLD)

  1. Design a dashboard where restaurants can login and check all the insights about orders, time , and other details in different charts.

Verdict: rejected.

Interview Questions (7)

Q1
Delayed Email Notification System
System Design

How to implement an email notification after 30 minutes? If the server restarts between this time, how can I ensure the mail is still sent?

Q2
Concurrent Transaction Handling
System Design

If two clicks happen at the same time, how can I handle this concurrent transaction?

Q3
Minimum Cost of Tickets (DP)
Data Structures & AlgorithmsMedium

A Dynamic Programming problem: calculate the minimum cost of tickets.

Q4
SQL vs NoSQL Comparison
Other

A discussion on the differences and use cases of SQL vs NoSQL databases.

Q5
Sockets and Real-time Data Transfer
Other

What do I know about sockets? How does real-time data transfer happen?

Q6
Design Real-time Chat System
System Design

Design a real-time chat system.

Q7
Design Restaurant Dashboard
System Design

Design a dashboard where restaurants can log in and check all insights about orders, time, and other details presented in different charts.

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