Thales interview experience Real time questions & tips from candidates to crack your interview
SDE - 1
Thales
1 rounds | 4 Coding
problems
Selected Interview preparation journey
Preparation
Duration: 3 Months
Topics: Data Structures, OOPS, System Design, Greedy Algorithms, Dynamic Programming, Competetive Programming
Tip 1 : Solve at least 3 LeetCode questions daily of any difficulty level
Tip 2 : Try to use what you are learning in day to day work by taking new initiatives at work.
Tip 3 : Try to bring in new technologies (such as No SQL DB, messaging queues etc) into your day to day work.
Application process
Where: Campus
Eligibility: Above 7 CGPA
Tip 1 : Make it concise.
Tip 2 : Keep numbers handy such as TPAs and QPS your services are handling.
Interview rounds
01
Round
Easy
Video Call
Duration60 Minutes
Interview date15 Jan 2021
Coding problem4
online coding round which also had some MCQ questions around OS and DS.
1. DBMS Question
Write a query to get desired information from DB.
Problem approach
Tip 1 : Write simple queries and try to avoid joins
Tip 2 : Practise SQL queries.
Tip 3 : Practise nested queries and group by queries.
2. House Robber
Moderate
26m average time
0/80
Asked in companies
A thief wants to loot houses. He knows the amount of money in each house. He cannot loot two consecutive houses. Find the maximum amount of money he can loot.
Problem approach
At each house, we need to determine whether or not we will steal from that house. This can be determined based on the value of the previous two houses. This is a DP problem.
3. System Design Question
Design a simple messaging application like Kafka
Problem approach
Used hashmap and queue to store the information about consumers and messages being produced.
4. System Design Question
Design the terminal management system
Problem approach
Tip 1 : Practice System Design as much as possible.
Tip 2 : Learn about load balancing, auto scaling, DB sharding etc.
Tip 3 : Participate in HLD and LLD discussions in current organization
Here's your problem of the day 
Solving this problem will increase your chance to get selected in this company
Skill covered: Programming
What is recursion?
Choose another skill to practice
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