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Expedia Group Interview Questions and Answers
66 Interview questions
Fires are classified into different categories based on the materials that fuel them, each requiring specific extinguishing methods.
Class A: Ordinary combustibles like wood, paper, and cloth. Extinguished with water or foam.
Class B: Flammable liquids such as gasoline, oil, and grease. Extinguished with foam, dry chemical, or CO2.
Class C: Electrical fires caused by energized equipment. Extinguished with non-conduct...
Data Governance ensures data quality, security, and compliance across an organization, guiding data management practices.
Establishes policies for data management, ensuring data integrity and security.
Involves roles like Data Stewards who oversee data quality and compliance.
Utilizes frameworks like DAMA-DMBOK for best practices in data governance.
Ensures compliance with regulations such as GDPR for data privacy.
Pro...
Equilibrium number refers to a stable state in a system where forces are balanced, often used in algorithms and data structures.
In data structures, equilibrium can refer to balanced trees like AVL or Red-Black trees.
Example: In an AVL tree, the balance factor (height difference) of nodes is maintained to ensure O(log n) operations.
In algorithms, equilibrium can relate to finding stable states in game theory or opt...
A singleton pattern ensures a class has only one instance and provides a global point of access to it.
Use a private constructor to prevent instantiation from outside the class.
Implement a static method to provide access to the single instance.
Use lazy initialization to create the instance only when needed.
In multi-threaded environments, use synchronization to prevent multiple instances.
Design a scalable online ticket booking platform for movies and events, focusing on user experience and backend architecture.
User Registration: Allow users to create accounts using email or social media.
Event Listings: Display movies/events with details like time, location, and available seats.
Seat Selection: Implement an interactive seating chart for users to choose their seats.
Payment Gateway: Integrate secure p...
Resume points are concise descriptions of your work experience, skills, and achievements listed on your resume.
Resume points should be clear, specific, and quantifiable.
Use action verbs to start each point, such as 'developed', 'implemented', 'analyzed'.
Include relevant metrics or results to demonstrate impact, such as 'increased sales by 20%' or 'reduced processing time by 30%'.
The diameter of a tree is the longest path between two leaf nodes in the tree.
Calculate the longest path between two leaf nodes in the tree
This can be done by finding the height of the left and right subtrees and adding them together
The diameter of the tree is the maximum of either the diameter of the left subtree, the diameter of the right subtree, or the sum of the heights of the left and right subtrees
Design a hotel booking system for managing reservations and availability.
Use a database to store hotel information, room availability, and reservations.
Implement user authentication and authorization for booking.
Include a search feature for users to find available rooms based on their criteria.
Allow users to make reservations, modify or cancel them.
Send confirmation emails to users after successful bookings.
Find the longest subsequence in an array with sum zero.
Iterate through the array and keep track of the running sum.
Store the running sum in a hashmap along with the index.
If the same sum is encountered again, the subsequence between the two indices has a sum of zero.
A cloud storage service like Google Drive for storing and sharing files
Allow users to upload, store, and organize files in folders
Provide sharing options for files and folders with permissions
Include collaboration features like real-time editing and commenting
Offer integration with other services like Google Docs, Sheets, and Slides
Expedia Group Interview Experiences
78 interviews found
Anonymous
I applied via Campus Placement
1.5 hours long, platform was hackerearth.
(1 Question)
- Q1. Reverse a Linked List
- Ans.
Reverse a linked list by changing the pointers direction.
Start with three pointers: current, previous, and next.
Iterate through the linked list, updating the pointers to reverse the direction.
Update the head pointer to the last node to complete the reversal.
Interview Preparation Tips
Skills evaluated in this interview
I applied via Referral and was interviewed in Nov 2024. There was 1 interview round.
(4 Questions)
- Q1. They were looking for a person with expertise in maven, so initial questions were targeted towards maven and dependencies.
- Q2. Find the equilibrium number was asked for DSA
- Ans.
Equilibrium number refers to a stable state in a system where forces are balanced, often used in algorithms and data structures.
In data structures, equilibrium can refer to balanced trees like AVL or Red-Black trees.
Example: In an AVL tree, the balance factor (height difference) of nodes is maintained to ensure O(log n) operations.
In algorithms, equilibrium can relate to finding stable states in game theory or optimiza...
- Q3. Implement a singleton patter
- Ans.
A singleton pattern ensures a class has only one instance and provides a global point of access to it.
Use a private constructor to prevent instantiation from outside the class.
Implement a static method to provide access to the single instance.
Use lazy initialization to create the instance only when needed.
In multi-threaded environments, use synchronization to prevent multiple instances.
- Q4. Java based questions
Interview Preparation Tips
I'd say be prepared for anything, DSA rounds can become discussion and design rounds at any point, so having some knowledge about all aspects
Skills evaluated in this interview
Rahul Kantheti
(2 Questions)
- Q1. STAR based scenario questions
- Q2. Previous work experience and projects
- Ans.
I have 3 years of experience working as a software engineer, with projects including a mobile app for tracking fitness goals and a web application for managing inventory.
3 years of experience as a software engineer
Developed a mobile app for tracking fitness goals
Created a web application for managing inventory
I applied via Approached by Company and was interviewed in Jul 2024. There were 2 interview rounds.
(2 Questions)
- Q1. Apache Spark and it's working
- Ans.
Apache Spark is a distributed computing framework for big data processing.
Apache Spark is an open-source distributed computing framework.
It provides an interface for programming entire clusters with implicit data parallelism and fault tolerance.
Spark uses in-memory processing for speed and can run on Hadoop, Mesos, Kubernetes, or in standalone mode.
It supports multiple programming languages like Scala, Java, Python, an...
- Q2. Past Experience
(2 Questions)
- Q1. Git version control question
- Q2. Python med DSA question
More than the right answer, focus on the approach. Duration 60 min.
(1 Question)
- Q1. Design a product like google drive
- Ans.
A cloud storage service like Google Drive for storing and sharing files
Allow users to upload, store, and organize files in folders
Provide sharing options for files and folders with permissions
Include collaboration features like real-time editing and commenting
Offer integration with other services like Google Docs, Sheets, and Slides
(1 Question)
- Q1. Why do you want to join Expedia
- Ans.
I want to join Expedia because of its innovative technology, global impact, and collaborative work culture.
Expedia is known for its cutting-edge technology and innovative solutions.
I am excited about the opportunity to work on projects with a global impact.
I value a collaborative work culture where I can learn from and contribute to a talented team.
Expedia's reputation for work-life balance and employee development is ...
Skills evaluated in this interview
I applied via Referral and was interviewed in Jul 2024. There were 3 interview rounds.
(1 Question)
- Q1. Why do you want to join Expedia?
(1 Question)
- Q1. How would you decide if we have to close a few of our brands?
Size the opaque travel market in the US
(1 Question)
- Q1. Mostly around projects and SQL - group by, self join, window fxn, and solve same problem without window fxn (kind of self join).
(1 Question)
- Q1. 3 DSA questions First was on array, second on hashmap and dp and third was on dp plus trees. tell the approach, and write a working code.
(1 Question)
- Q1. It was on projects, Data pipeline and spark. Discussion around adding incremental data in datawarehouse. Spark architecture. Spark streaming. Its difficulty was higher than other rounds as the interviewe...
(1 Question)
- Q1. It was based upon projects and decision making. Discussion around- Strengths and weaknesses. how to resolve conflict in decisions over design in team leadership where i have shown,..etc It was light and m...
somen chowdary
I applied via Company Website and was interviewed in Jul 2024. There were 2 interview rounds.
Asked two 2 pointer based questions
Asked lru cache system design question
Selected
I applied via Company Website and was interviewed in Dec 2024. There was 1 interview round.
DSA Problem statement of Trie
Interview Preparation Tips
(2 Questions)
- Q1. Design bookmyshow
- Ans.
Design a scalable online ticket booking platform for movies and events, focusing on user experience and backend architecture.
User Registration: Allow users to create accounts using email or social media.
Event Listings: Display movies/events with details like time, location, and available seats.
Seat Selection: Implement an interactive seating chart for users to choose their seats.
Payment Gateway: Integrate secure paymen...
- Q2. Experience in Cloud
- Ans.
Extensive experience in designing, implementing, and managing cloud-based solutions.
Designed and implemented scalable cloud architectures using AWS, Azure, or Google Cloud
Managed cloud infrastructure for high-traffic web applications
Experience with containerization technologies like Docker and Kubernetes
Implemented serverless computing solutions using AWS Lambda or Azure Functions
Skills evaluated in this interview
Shweta Singh
Selected
They have given coding test where 2 medium to easy level questions where asked
(1 Question)
- Q1. It was dsa round where easy to medium level 2 questions were asked , topic linked list and stack
(1 Question)
- Q1. This was a hld round
(1 Question)
- Q1. Final was hm round around projects
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Expedia Group Interview FAQs
The duration of Expedia Group interview process can vary, but typically it takes about less than 2 weeks to complete.
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Expedia Group Interviews By Designations
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Overall Interview Experience Rating
based on 57 interview experiences
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Expedia Group Reviews and Ratings
based on 328 reviews
Rating in categories
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12-17 Yrs
Not Disclosed
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