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DBS Technology Services Application Developer Specialist Interview Questions and Answers
DBS Technology Services Application Developer Specialist Interview Experiences
1 interview found
Selected
I applied via Referral and was interviewed before Jul 2023. There were 3 interview rounds.
3 tasks - 1st simple sql query, 2nd small java program with test cases, 3rd complex program to code
(1 Question)
- Q1. Design a coffee vending machine
- Ans.
A coffee vending machine that offers a variety of hot beverages at the push of a button.
Include options for different types of coffee (e.g. espresso, latte, cappuccino)
Allow customization of drink preferences (e.g. sugar level, milk type)
Accept payment through cash, card, or mobile payment methods
Provide a user-friendly interface with clear instructions and options
Include a maintenance system for refilling ingredients
(1 Question)
- Q1. Explain the architecture of current or previous project
- Ans.
The architecture of the project involved a microservices-based approach with containerization using Docker and orchestration with Kubernetes.
Utilized microservices architecture for scalability and flexibility
Containerized applications using Docker for easy deployment and management
Orchestrated containers with Kubernetes for automated scaling and load balancing
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- Architecture, Spring, Microservi
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Selected
I was interviewed in Nov 2024.
Hackerrank test coding and multiple choice
Senior Application Developer Interview Questions & Answers
Deutsche Bank
Anonymous
posted on 8 Aug 2024
Selected
I applied via Recruitment Consulltant and was interviewed before Aug 2023. There were 4 interview rounds.
Mostly around multithreading and collections in Java
(1 Question)
- Q1. Design of singleton pattern , Concurrent hashmap
- Ans.
Singleton pattern ensures a class has only one instance, while ConcurrentHashMap allows multiple threads to access and modify a map concurrently.
Singleton pattern involves creating a class with a private constructor and a static method to return the instance.
ConcurrentHashMap is a thread-safe implementation of the Map interface, allowing multiple threads to access and modify the map concurrently.
To implement a singleto...
(1 Question)
- Q1. Design a etl system for loading structured data
- Ans.
Design an ETL system for loading structured data
Identify data sources and destinations
Create data extraction processes
Transform data to match destination schema
Load transformed data into destination
(1 Question)
- Q1. General HR question about your strength and weakness and interests.
Skills evaluated in this interview
Selected
I applied via Recruitment Consulltant and was interviewed before Apr 2023. There was 1 interview round.
(1 Question)
- Q1. Roles and responsibilities
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DBS Technology Services Application Developer Specialist Interview Process
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