LTIMindtree

Global technology consulting and digital solutions company.

4 Rounds ~21 Days Medium

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The Interview Loop

Recruiter Screen (30 min)

Standard fit check, behavioral questions, and resume overview.

Technical Loop (3-4 Rounds)

Deep dive into domain knowledge, coding, and system design.

Interview Question Bank

All Roles Backend Engineer 69 Cloud Engineer 35 Data Engineer 50 Data Scientist 35 DevOps Engineer 35 Frontend Engineer 35 Full Stack Engineer 35 Machine Learning Engineer 35 Product Manager 35

All Topics Algorithms 6 Backend Development 6 Frontend Development 6 System Design 5 Culture Fit 4 SQL 3 Web Fundamentals 1 Leadership 1

Full Stack Engineer • Behavioral • medium

Tell me about a time you had a disagreement with a client or a product owner regarding a technical requirement. How did you resolve it?

#Communication #Conflict Resolution #Client Management

Practice

Full Stack Engineer • Behavioral • medium

Describe a situation where you had to deliver a critical project under a very tight deadline. How did you prioritize your tasks?

#Time Management #Prioritization #Stress Management

Practice

Full Stack Engineer • Behavioral • medium

Tell me about a time you found a critical bug in production. How did you handle the situation and what was the outcome?

#Problem Solving #Incident Management #Accountability

Practice

Full Stack Engineer • Behavioral • easy

Describe your experience working in an Agile/Scrum environment. Which ceremony do you find most valuable and why?

#Agile #Scrum #Teamwork

Practice

Full Stack Engineer • Behavioral • easy

Tell me about a time you had to learn a new technology or framework quickly to complete a project.

#Adaptability #Continuous Learning #Self-Motivation

Practice

Full Stack Engineer • Coding • easy

Given an array of integers and a target sum, return the indices of the two numbers that add up to the target. Can you do this in O(n) time complexity?

#Arrays #Hash Map

Practice

Full Stack Engineer • Coding • medium

Write a SQL query to find the second highest salary from an Employee table without using the LIMIT keyword.

#Databases #SQL Queries

Practice

Full Stack Engineer • Coding • medium

Implement a custom React hook `useFetch` that takes a URL, fetches data, and returns the data, loading state, and error state.

#React #Custom Hooks #Asynchronous JavaScript

Practice

Full Stack Engineer • Coding • easy

Find the first non-repeating character in a given string. Return its index. If it doesn't exist, return -1.

#Strings #Hash Map

Practice

Full Stack Engineer • Coding • medium

Write a function to flatten a deeply nested array in JavaScript without using the built-in `Array.prototype.flat()`.

#JavaScript #Recursion #Arrays

Practice

Full Stack Engineer • Coding • medium

Given an array of strings, group the anagrams together. You can return the answer in any order.

#Strings #Hash Map #Sorting

Practice

Full Stack Engineer • Coding • hard

Write a program to merge two sorted arrays into a single sorted array without using extra space (O(1) auxiliary space).

#Arrays #Two Pointers #Sorting

Practice

Full Stack Engineer • Coding • easy

Given a string containing just the characters '(', ')', '{', '}', '[' and ']', determine if the input string is valid.

#Strings #Stack

Practice

Full Stack Engineer • Coding • easy

Write a SQL query to find all employees who earn more than their managers.

#Databases #SQL Joins

Practice

Full Stack Engineer • Coding • medium

Implement a function to perform a deep clone of a JavaScript object, handling nested objects and arrays.

#JavaScript #Recursion #Data Structures

Practice

Full Stack Engineer • System Design • medium

Design a scalable URL shortener service like TinyURL. How would you handle high read/write volumes and collisions?

#Scalability #Hashing #Database Design

Practice

Full Stack Engineer • System Design • medium

Design an E-commerce shopping cart system. What database would you use to store the cart items and why?

#Database Design #Session Management #E-commerce

Practice

Full Stack Engineer • System Design • hard

Design a centralized logging and monitoring system for a distributed microservices architecture.

#Microservices #Logging #Monitoring #ELK Stack

Practice

Full Stack Engineer • System Design • hard

Design a Notification System that can send Emails, SMS, and Push Notifications to millions of users.

#Message Queues #Asynchronous Processing #Scalability

Practice

Full Stack Engineer • System Design • medium

Design a REST API for a Library Management System. What endpoints would you create for borrowing and returning books?

#REST API #API Design #HTTP Methods

Practice

Full Stack Engineer • Technical • medium

Explain the internal working of React's Virtual DOM and the reconciliation process.

#React #JavaScript #Virtual DOM

Practice

Full Stack Engineer • Technical • medium

How does Spring Boot's auto-configuration work under the hood? Which annotations are responsible for it?

#Java #Spring Boot #Annotations

Practice

Full Stack Engineer • Technical • hard

What is the N+1 select problem in Hibernate/JPA? How do you resolve it in a Spring Boot application?

#Java #Hibernate #JPA #Performance Optimization

Practice

Full Stack Engineer • Technical • easy

Explain the difference between Monolithic and Microservices architectures. When would you choose one over the other?

#Microservices #Monolith #Software Architecture

Practice

Full Stack Engineer • Technical • medium

How do you secure a REST API in a Spring Boot application? Explain the flow of JWT authentication.

#Spring Security #JWT #Authentication #Authorization

Practice

Full Stack Engineer • Technical • medium

What is the Event Loop in Node.js? How does it handle asynchronous operations despite being single-threaded?

#Node.js #Event Loop #Asynchronous Programming

Practice

Full Stack Engineer • Technical • easy

What are the differences between `@Component`, `@Service`, `@Repository`, and `@Controller` in Spring?

#Java #Spring Framework #Annotations

Practice

Full Stack Engineer • Technical • medium

How do you manage global state in a large-scale React application? Compare Redux with the Context API.

#React #Redux #Context API #State Management

Practice

Full Stack Engineer • Technical • medium

Explain the concept of Promises in JavaScript. What is the difference between `Promise.all()` and `Promise.allSettled()`?

#JavaScript #Promises #Asynchronous Programming

Practice

Full Stack Engineer • Technical • medium

What are ACID properties in a database? Explain Isolation levels and how they prevent dirty reads.

#Databases #Transactions #ACID

Practice

Full Stack Engineer • Technical • hard

How does Garbage Collection work in Java? What are the different types of Garbage Collectors?

#Java #JVM #Memory Management

Practice

Full Stack Engineer • Technical • medium

Explain Dependency Injection and Inversion of Control. How does the Spring container manage bean lifecycles?

#Java #Spring Framework #Design Patterns

Practice

Full Stack Engineer • Technical • hard

What are React Server Components? How do they differ from traditional Client Components?

#React #Next.js #Performance

Practice

Full Stack Engineer • Technical • medium

What is CORS (Cross-Origin Resource Sharing)? How do you configure it in a Node.js/Express or Spring Boot backend?

#Security #HTTP #Backend Configuration

Practice

Full Stack Engineer • Technical • medium

How do you implement CI/CD for a Full Stack application? Describe the pipeline stages.

#CI/CD #Jenkins #Git #Deployment

Practice

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The "Standard" Interviewer

Senior Engineer

Focuses on core competencies, system constraints, and clear communication.

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Think Out Loud

Always explain your thought process before writing code or drawing architecture.

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