CitiusTech Java Technical Lead Interview Questions and Answers for Experienced

Q1. What are the SOLID principles in software design?
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Q2. What are the 12 principles of Java?
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Q1. React architecture, component debugging, api best practices and pseudo implementation
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Q1. Stress situation, design question
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Q1. Why do you want to join, expectation
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I want to join to contribute my technical expertise and leadership skills, and I expect to work on challenging projects and grow professionally.
• I am excited about the opportunity to lead technical teams and drive innovation.

• I am looking forward to working on complex projects that will allow me to utilize my skills and knowledge.

• I expect to collaborate with talented individuals and learn from them to further develop my ...read more
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Q1. Mix of coding, theory and design questions
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Q1. What is the Microservice Design Pattern? Spring Boot, Kafka, DI IC
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Microservice Design Pattern structures applications as a collection of loosely coupled services, enhancing scalability and maintainability.
• Microservices are independently deployable services that communicate over a network.

• Each microservice focuses on a specific business capability, e.g., user management or payment processing.

• Spring Boot simplifies the development of microservices with embedded servers and auto-configu...read more
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Q2. REST Api, PUB SUB
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Q1. Questions spring, design patterns.
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Q2. Tools used like jira, questions on agile scrum.
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Q1. General hr questions
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Q1. Ab initio questions
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Q1. With the project manager
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Q1. Overall experience and technical questions
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Q1. Final salary and other talks
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Find count of pairs whose sum is k in an array, with updated scenarios with each solution
hands on code for Java8, Springboot, HIbernate, Microservice architecture
Current project internals

Q1. Internal working of AWS services, deployment , monitoring, configuring alerts.
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Q1. Builder design pattern in java
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Builder design pattern is a creational design pattern used to construct complex objects step by step.
• Builder pattern separates the construction of a complex object from its representation.

• It allows the same construction process to create different representations of the object.

• Useful when there are multiple ways to construct an object or when the object creation process is complex.

• Example: StringBuilder in Java allows ...read more
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Q2. Docker, MQ series involved
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Q3. JOIN Query with country , emp name
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JOIN query to retrieve country and employee name
• Use JOIN keyword to combine data from multiple tables

• Specify the columns to select from each table

• Use ON keyword to specify the relationship between the tables
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