TO THE NEW Senior Software Engineer Interview Questions, Process, and Tips

Q1. Class Student{ int marks, String name } Write a single java 8 Stream Operation to print the name of student having second highest marks.
Ans. 
Using Java 8 Stream, find and print the name of the student with the second highest marks.
• Sort the students based on marks in descending order

• Skip the first student (highest marks) and find the second student

• Print the name of the second student
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Q2. Dependency Injection, SOLID Principle
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Q3. Stack, Priority Queue
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Q4. Hash Map Working
Ans. 
Hash map is a data structure that stores key-value pairs and allows for efficient retrieval of values based on keys.
• Hash map uses a hash function to map keys to indices in an array.

• Collision handling is important in hash maps to deal with multiple keys hashing to the same index.

• Common operations on hash maps include insertion, deletion, and lookup.

• Example: HashMap<String, Integer> map = new HashMap<>(); map
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Q5. @Autowired, @Transaction
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Q6. OOPS, Compile Time Polymorphism, RUN Time Polymorphism
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Q1. 1. Basic of Java and Kotlin 2. Retrofit and Api calling 3. Programming question related to array
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Q2. What is Collection?
Ans. 
A collection is a group of objects or data structures that are stored and manipulated together.
• Collections can be used to store and manage multiple elements of the same type.

• Examples of collections include arrays, lists, sets, and maps.

• Collections provide methods for adding, removing, and accessing elements within the group.
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Q3. Iterate hashSet and insert the value inside it
Ans. 
Iterate and insert values into a hashSet in Java
• Create a HashSet object

• Use a for loop to iterate over the elements to be inserted

• Call the add() method on the HashSet object to insert each element
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Q1. 1. Advance topics in Kotlin kike scope functions. 2. Coding question find the second largest number. 3. SOLID Principle
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Q1. 1. Introduction 2. Strength and weakness 3. Salary discussion
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Q1. 1. Basic java questions 2. basic springboot questions 3. How to generate composite keys in hibernate? 4. injecting singleton bean dependency in prototype deopendency
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Q1. Basic personality questions
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Convert a number to Roman numerals up to any number, including 1000.

Collection, multithreading, JVM, Chess LLD, Design pattern

Q1. Spiral traverse 2D array
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Q2. JVM architecture & working
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Q3. OOPS concepts with example
Ans. 
OOPS concepts are fundamental to object-oriented programming. They include inheritance, encapsulation, abstraction, and polymorphism.
• Inheritance allows a class to inherit properties and methods from another class.

• Encapsulation is the practice of hiding data and methods within a class, so they can only be accessed through public methods.

• Abstraction is the process of simplifying complex systems by breaking them down into...read more
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Q1. Past experiences & salary discussion
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Python intermediate to advanced
Django basics
SQL basics

Q1. Python coding Relevant framework
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Q2. Generator, Itertools, Decorator
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Q3. REST framework, serialisation
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Q1. Previous Organisation
Ans. 
I worked at XYZ Company as a Senior Software Engineer.
• Developed and maintained software applications

• Collaborated with cross-functional teams to gather requirements

• Implemented new features and enhancements

• Performed code reviews and provided technical guidance

• Resolved bugs and issues reported by users

• Optimized application performance and scalability
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Q2. Salary perticulars Team management
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Q3. Verbal Communication
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