Kaleyra Interview Questions and Answers

In first round the hiring team provide you a question of pattern printing.

Q1. What do you understand from OOP's?
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Q2. What is js callback function and reference objects?
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Q3. Some queries on sql.
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Q1. Introduce yourself?
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Q2. Why do you want to join webkul?
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Q3. What do you know about the job role and the technology?
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Q1. Angular A to Z Hooks,Services,Api Integration,component communication
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Q2. Html ,CSS basic
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Q1. Server and web api related questions
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Q1. Can you provide details about yourself and your educational background?
Ans. 
I am a software engineer with a Bachelor's degree in Computer Science and experience in developing web applications.
• Bachelor's degree in Computer Science

• Experience in developing web applications
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Q2. About Winjit technologies
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Q1. OOPS concept and All Major pillars with Scanrio-based questions asked on Abstract class and Interface
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Q2. .Net MVC and .Net Core based on program.cs file and Dependency Injection and Middleware in deep
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Q3. Pattern question and check string Palindrome
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Q4. SQL Queries around 4th highest salary of Employee
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Q5. All basic programming concept checking like having prefix and postfix expression problem solving on paper
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Q1. TechnoManagerial Round Collection question to find about number of character present in the word Mirafra with live coding F2F
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Q2. API testing ang REST API Concept
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Q3. Professional Journey
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Q4. Project Details
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Q1. It was a director round but say you need to give again technical round ,they wasted my time and money.
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Q2. SQL Queries on pen and paper
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Q1. C++ Concepts and classes
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Q1. Code snippet and output
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Q1. Managerial round and related non tech questions
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Coding test based on leet code 1 hard(mountain array)and 1 easy(balance the parentheses)

Q1. Hiring manager round- resume based
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Q2. Basics, puzzles like find the number that should fill in the blank etc
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First round Aptitude + Technical questions on CS fundamentals

Q1. Frog jump Dynamic programming question
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Q2. Remove zeroes from a numbers only string and insert at last also maintain the relative order
Ans. 
Remove zeroes from a numbers only string and insert at last while maintaining relative order.
• Iterate through the string and separate numbers and zeroes

• Store numbers in an array and zeroes in a separate array

• Concatenate the numbers array with the zeroes array at the end
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Q3. One sql question on joins
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Q1. 1st Technical round : Difference between Epic and User story.
Ans. 
An Epic is a large body of work that can be broken down into smaller tasks called User Stories.
• Epic is a high-level requirement that is too large to be completed in a single iteration.

• User Story is a small, specific piece of work that can be completed in a single iteration.

• Epics are usually broken down into multiple User Stories for implementation.

• User Stories are more detailed and focused compared to Epics.

• Example: Ep...read more
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Q2. Test cases of Data grid.
Ans. 
Test cases for data grid involve verifying data display, sorting, filtering, pagination, editing, and deleting functionalities.
• Verify data is displayed correctly in the grid

• Test sorting functionality by sorting columns in ascending and descending order

• Test filtering functionality by applying filters and checking if data is displayed correctly

• Test pagination by navigating through multiple pages of data

• Test editing funct...read more
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Q3. How to test a website on different devices?
Ans. 
To test a website on different devices, use responsive design testing tools, emulators, physical devices, and browser developer tools.
• Use responsive design testing tools like BrowserStack or Responsinator to simulate different screen sizes.

• Utilize emulators like Android Studio's emulator or Xcode's simulator to test on various mobile devices.

• Test on physical devices to ensure accurate performance and user experience.

• Us...read more
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Q4. Have you ever meet your client.
Ans. 
Yes, I have met with clients in previous roles to discuss project requirements and gather feedback.
• I have met with clients to understand their requirements and expectations for the project.

• I have conducted meetings to gather feedback on the testing process and results.

• Building a good relationship with clients is important for successful project delivery.
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Write testcases for a profile page that has option to change: name, email, phone number, address etc.

Q1. Severity, priority, scenario based questions.
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Q1. CEO round : general problem solving questions.
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