MUFG Bank Senior Software Engineer Interview Questions and Answers

Q1. - Questions about my experience, skills, role and expectations,
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Q1. - Questions on Java, Spring boot and Memory optimization.
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Q1. - REST Architecture - How to compare two lists? - Git stash, checkout, commit and pull - Unit testing - SQL
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Q1. Tell about yourself
Ans. 
I am a Senior Software Engineer with 8 years of experience in developing scalable and efficient software solutions.
• Experienced in full stack development using technologies like Java, Spring Boot, Angular, and SQL

• Strong background in designing and implementing RESTful APIs

• Proficient in Agile methodologies and working in cross-functional teams

• Passionate about continuous learning and staying updated with the latest techno
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Q2. Your confidence level with Java
Ans. 
Highly confident in Java with 8+ years of experience in developing complex applications
• 8+ years of experience in Java development

• Proficient in Java programming language features and best practices

• Extensive experience in developing complex applications using Java

• Familiar with Java frameworks and libraries such as Spring, Hibernate, and Apache Commons

• Comfortable with multi-threading, performance optimization, and debuggi
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Q1. Zookeeper role in Kafka
Ans. 
Zookeeper is used for managing Kafka cluster and maintaining its metadata.
• Zookeeper stores metadata about Kafka brokers, topics, partitions, and consumer groups.

• It helps in leader election and broker failure detection.

• Kafka clients use Zookeeper to discover the current state of the Kafka cluster.

• Zookeeper also helps in maintaining the offset of messages consumed by a consumer group.
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Q2. What is OAuth Topic vs Queue
Ans. 
OAuth is an open standard for authorization that allows users to share their private resources stored on one site with another site.
• OAuth allows users to grant access to their private resources on one site to another site without sharing their credentials.

• It is commonly used by social media platforms to allow users to sign in to third-party apps using their social media accounts.

• OAuth 2.0 is the most widely used versio...read more
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Q1. Arraylist vs LinkedList
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ArrayList is better for random access and LinkedList is better for frequent insertions and deletions.
• ArrayList uses an array to store elements, allowing for fast random access but slower insertions and deletions.

• LinkedList uses nodes with references to the next and previous nodes, making insertions and deletions faster but random access slower.

• Example: Use ArrayList when you need to frequently access elements by index,...read more
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Q2. Questions on LinkedList
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It was easy and solvable

Q1. Dot net core related
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Q2. Azure cloud basics
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Q1. Linked list questions, array and string questions
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Q2. Rest api, microservices design patterns, design principles , System design, java detailed
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Q1. Interviewer asked me to solve couple of queries.
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Q1. Interviewer asked about technical and management stuff about my past experience.He asked me the vision about the ongoing project activities.
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Q1. Find the employees with highest salary from each department
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Integration,statistics,biology,cs,c++,jave,thermodynamcs, heat transfer

Q1. What is your name with respect to the company ?
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Q2. What is your gender with respect to the working conditions
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