Abjayon Senior Software Engineer Interview Questions and Answers

Test was for Web Development - React
75min test
3 Questions
1 Coding Question
2 Scenario based questions

Q1. React Optimization techniques
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Q2. React Advantages
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Q1. How to debug in production environment?
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Q1. Challenges faced during work and how you overcome?
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Q1. Why you choose Wells fargo over other offers?
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Q1. Maching Coding - Factory design patter
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Q2. Multi-Threading : Object level and class level lock
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Q3. Distributed Caching
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Q1. Tell me your project details
Ans. 
Developed a web application for online shopping with user authentication and payment gateway integration.
• Used React.js for front-end development

• Implemented user authentication using JWT tokens

• Integrated Stripe API for payment processing
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Q1. Oops concepts explained
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Q1. Optimization Techniques
Ans. 
Optimization techniques are methods used to improve the efficiency and performance of software applications.
• Use of algorithms like dynamic programming and greedy algorithms

• Profiling and performance tuning to identify bottlenecks

• Code refactoring to improve readability and maintainability

• Utilizing caching and memoization for faster access to data

• Parallel processing and multi-threading for improved concurrency
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Q1. Data Structure based questions - medium level difficulty
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Q2. Another DS Algo based ques on Arrays, tree, linkedlist
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Q1. Core java based ques
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Q2. Logical questions
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Mostly they asked questions on String or basic coding questions

Q1. Core java questions basics, SpringBoot Microservice ,Sql questions
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Q1. Mostly questions on core java, day to day activities , agile,beghavioural questions
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Q1. Salary Expectation
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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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Anagram, Pythagorean triplets

Js coding test with modifications

Q1. Questions on spring boot
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Q2. Questions on Java
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Q3. Java 8 Stream APi
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Q4. Questions on previous projects
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