ZIGRAM Senior Software Engineer Interview Questions and Answers

Q1. Design Least recently used cache.
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Q1. Notice Period and Salary
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Java 8 , stream and a program to solve on String

Q1. Angular Architecture, basic angular questions such as data binding, rxjs, dependency injection etc.
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Q1. Coding assignment to fetch data from API and render on the UI. Using httpclient module.
Ans. 
Fetch data from API and render on UI using httpclient module
• Create an instance of httpclient module

• Use httpclient to make a GET request to API endpoint

• Parse the response data and render on UI
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Q1. Normal question on roles and responsibilities alongwith cultural fitment check.
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Q1. Client interview to get the knowledge of UX and responsive web application. Css etc.
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I asked basic questions related to coding and technical languages like MERN, and a few DSA questions about basic programming. The interview was around 45 minutes.

2nd round took about 1 hour and 15 minutes. There are a few technical scenario discussions and questions related to my tech stack like MERN and one coding task in React JS

Q1. The last round with the manager consisted of a discussion about day-to-day job handling as per different scenarios.
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Q1. Data structure question asked
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Q1. 1. Pattern print code. 2. Types of S3 bucket in AWS. 3. Java basic question. 4. Spring/ Spring boot basic question. 5. Hibernate basic interview question. 6. Some behavioral question.
Ans. 
This is a list of questions asked in an interview for Senior Software Engineer position.
• 1. Pattern print code: Write a code to print a specific pattern using loops.

• 2. Types of S3 bucket in AWS: Explain the different types of S3 buckets in Amazon Web Services.

• 3. Java basic question: Provide a basic question related to Java programming language.

• 4. Spring/Spring Boot basic question: Give an example of a basic question rel...read more
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Q1. What are the key elements to consider when designing a food ordering screen?
Ans. 
Designing a food ordering screen requires user-friendly navigation, clear visuals, and efficient order management.
• User Interface (UI) Design: Ensure a clean, intuitive layout with easy navigation. For example, use large buttons for food categories.

• Menu Presentation: Display food items with appealing images and descriptions. For instance, show a picture of the dish alongside its ingredients.

• Search and Filter Options: Al...read more
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Q2. Questions around javascript and react.
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Q1. Implement Linked list
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Q2. Implement Hash Map with array and linked list.
Ans. 
Implement Hash Map with array and linked list.
• Create an array of linked lists

• Hash function maps keys to array indices

• Insert key-value pairs into linked lists

• Handle collisions by chaining

• Search for a key by hashing and traversing linked list
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Q3. How to create a immutable class in java
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