TSYS|Total System Services Senior Devops Engineer Interview Questions and Answers for Experienced

Q1. Explain Transite gatewat
Ans. 
Transit gateway is a service that enables customers to connect their VPCs and on-premises networks through a central hub.
• Transit gateway simplifies network architecture by allowing multiple VPCs to connect to it, reducing the need for complex peering relationships.

• It supports VPN connections, Direct Connect gateways, and inter-region peering.

• Transit gateway can also be used to connect on-premises networks to multiple V...read more
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Q2. What is VPC and explain this
Ans. 
VPC stands for Virtual Private Cloud, a virtual network dedicated to your AWS account.
• VPC allows you to create a logically isolated section of the AWS Cloud where you can launch resources in a virtual network.

• You have complete control over your virtual networking environment, including selection of your own IP address range, creation of subnets, and configuration of route tables and network gateways.

• VPC helps in improv...read more
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Q3. Gateway endpoint
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Q4. Transit gateway
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Q5. Kuber native architecture
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Scripts and basic topics

Q1. Client call one to one
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Q1. Salary discussion and relocation
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Hacker rank coding round - string and array - medium to hard

Q1. DSA Round with a focus on strings and trees questions
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Q1. UI coding round
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Q2. Quesitons on JS, TS, Angular and React
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Q1. System Design Round
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Q2. HLD and LLD for Zomato (Food Delivery App)
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Q1. Culture Fitment Round
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Q2. General Techno Managerial Questions
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Q1. Basic java questions and 2 DSA medium level problems
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Q2. Two sum leet code problem
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Q1. Design round. Design a system that send notification’s to all the passengers of trains just when the train arrives at the station next to it. And one question on tree LCA
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Design a system to send notifications to train passengers when the train arrives at the next station.
• Use GPS tracking to determine train location in real-time

• Implement a notification system that sends alerts to passengers' devices

• Integrate with train schedule data to know when the train is approaching the next station
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Anagram, Pythagorean triplets

Js coding test with modifications

Data structure and Algorithm

Q1. All Java basic questions
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Q1. Microservices , database
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