FE fundinfo Senior Software Developer Interview Questions and Answers

The Two-Sum Problem solve using any programming language(like C#, Python, JavaScrpit ...)

Q1. -About Your project & architecture -Dependency injection -Azure Function & other services -Authentication & Authorization (JWT)
Ans. Dependency injection is a technique for achieving inversion of control between class and their objects
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Q2. What is Angular Interceptor?
Ans. 
Angular Interceptor is a middleware that intercepts HTTP requests and responses.
• It can be used to add headers, modify requests, handle errors, and more.

• Interceptors can be global or specific to a certain request.

• Example use cases include adding authentication tokens to requests or logging responses.

• Interceptors are implemented using the HttpInterceptor interface in Angular.
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Q3. What is Microservice C#?
Ans. 
Microservice C# is a software architecture pattern where an application is built as a collection of small, independent services.
• Each service is responsible for a specific task or feature

• Services communicate with each other through APIs

• Allows for scalability, flexibility, and easier maintenance

• Examples include Netflix, Amazon, and Uber
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Q4. About angular state management?
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Q5. It's the process of managing the state of the user controls.
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Q1. Tell me about yourself.
Ans. 
I am a senior software developer with over 10 years of experience in developing and implementing software solutions.
• I have expertise in multiple programming languages including Java, Python, and C++.

• I have experience in developing web applications using frameworks such as Spring and Django.

• I have worked on projects involving database design and management using SQL and NoSQL databases.

• I have experience in leading devel...read more
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Machine coding.
Code structure, naming, best practices are more important than time or space complexity.

Same as Round 1, except more complex problem statement

Q1. Integration round. Given a library, do some operations with it, i.e. pull specific data point from file, make an POST call using different data point etc.
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Q1. Given a codebase, fix a specific bug
Ans. 
I would start by reproducing the bug, analyzing the code, identifying the root cause, implementing a fix, testing the fix, and finally deploying it.
• Reproduce the bug by following the steps that lead to the issue.

• Analyze the code surrounding the bug to understand the context and potential causes.

• Identify the root cause of the bug by debugging and tracing the code execution.

• Implement a fix by making the necessary code ch...read more
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Q1. Standard HLD/LLD design problem
Ans. 
HLD focuses on overall system architecture, while LLD delves into specific implementation details.
• HLD includes components, modules, interfaces, and dependencies.

• LLD involves detailed class diagrams, data structures, algorithms, and database schema.

• Example: HLD may outline a system using microservices architecture, while LLD may specify how each microservice communicates and stores data.
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Q1. Explain the react lifecycle functions and how they work
Ans. 
React lifecycle functions are methods that are automatically called at specific points in a component's life cycle.
• Mounting: constructor, render, componentDidMount

• Updating: render, componentDidUpdate

• Unmounting: componentWillUnmount
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Q2. Css box model, difference between padding and margin
Ans. 
Padding is the space inside the border of an element, while margin is the space outside the border.
• Padding is used to create space between the content and the border of an element.

• Margin is used to create space between the border of an element and other elements.

• Padding affects the size of the content area, while margin affects the positioning of the element.

• Example: padding: 10px will create 10 pixels of space inside ...read more
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Q1. What are your salary expectations in CTC and variables?
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Q2. Will you relocate to the location required?
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It consist of 4 DSA ques and few quiz and opps concept based ques
1st was string based Medium level ques.
2nd was a ques based on 2 pointer
And other 2 was from Vector and Linked list easy ques

Q1. It was stock buy and sell ques on leetcode where we need to find Max profit and what day to buy and sell
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Q2. 2d array ques to print natural numbers in spiral form
Ans. 
Print natural numbers in spiral form using a 2D array.
• Create a 2D array with dimensions n x n.

• Initialize variables for row and column boundaries.

• Iterate through the array in a spiral pattern, filling in natural numbers.
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Q3. Hard level linked list ques
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Q1. One leetcode easy-medium problem
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Q2. Java, springboot and oops question
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Q1. Project related questions
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Q2. System design questions
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Technical sql questions

Oops concept and sql db questions

Q1. Dependency injection
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Q1. Aks about the few questions of dsa
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Q2. Ask about the design system
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Q1. Ask about the design system
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Q1. C++ 11, 14 Deep dive, Multi-threading etc
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