biz2x
Interview Experience
Interviewer : Kapil Verma https://youtu.be/DfPLxlkoWvY
Here is the clean extraction of all interview questions from the conversation you shared. Only questions are listed (no answers, no explanations), rewritten clearly and concisely.
✅ Extracted Interview Questions
General / Introduction
- Can you turn on your camera?
- How are you?
- Can you tell me about your recent project?
- Which domain is your current project based on?
- What was your last project?
- Have you mostly worked on PHP?
- Have you worked on React as well?
Project & Upgrade Experience
- What challenges did you face while upgrading PHP 5.5 to PHP 8.2?
- How did you resolve dependency and extension issues?
- Did you use any tool to upgrade PHP versions?
- Does that tool automatically upgrade the code or just suggest changes?
- How much of the upgrade was automated vs manual?
- Why did you suggest upgrading PHP to version 8.2?
- How did you convince the team to use an open-source upgrade tool?
Docker & DevOps
- Have you used Docker in your project?
- How do you build a Docker image?
- How many services are running in your Docker setup?
- What is the difference between Dockerfile and docker-compose?
- Which OS image did you use inside Docker?
- How did you install dependencies inside the Docker container?
- How did you create and push the Docker image to AWS ECR?
- What database are you using in this application?
- Is this a standalone application?
- How many containers will be created in docker-compose?
- How do you scale only the application container and not the database?
- Have you implemented auto-scaling yourself or is there a DevOps team?
- How does AWS auto-scaling work?
- What happens when traffic decreases?
AWS & Cloud
- What AWS services have you used?
- Have you used ECR, EKS, VPC, Lambda, S3, EFS, or FSx?
- Why did you use FSx?
- How did you migrate local storage to AWS?
- Which language did you use for AWS Lambda?
- Have you completed any AWS certification or course?
Frameworks & Backend
- Which backend framework have you worked on?
- Which Laravel version have you used?
- Have you worked on CodeIgniter?
- What is the role of middleware in Laravel?
- How do you define middleware for a specific route or method?
- What is ORM?
- What problems does ORM solve?
- Can you give an example of a many-to-many relationship?
- What are events in Laravel?
- Have you used Laravel events?
Security
- What is CSRF?
- Why do we use CSRF tokens?
- How does CSRF token validation work?
- How is a CSRF token generated?
- Is CSRF token generation automatic?
- What encryption technique do you use for passwords?
Data Structures & Algorithms
- Can you traverse a 2D matrix in spiral order?
- What is your approach to solve the spiral matrix problem?
- What steps are repeated in spiral traversal?
- What is the time complexity of your solution?
- Can you rotate an array K times?
- How would you rotate an array without using built-in functions?
- What is the time complexity of your array rotation solution?
OOP / PHP Concepts
- Can you give an example of single inheritance?
- What are access specifiers?
- What is the difference between public, protected, and private?
- Can you give an example of a protected method?
- Where do we use protected methods in real life?
SQL
- Given customer and order tables, how do you find customers who never placed an order?
- Can you write a SQL query for that?
- How would you do it using JOIN instead of a subquery?
- What is the difference between LEFT JOIN and RIGHT JOIN?
Career / Company / Discussion
- Are you using PHP in your current organization?
- Are you migrating PHP services to another technology?
- Are there security concerns with PHP?
- What happens to developers when a technology is deprecated?
- Does your organization lay off employees when a project is shut down?
- Are you currently located in Bangalore?
- Are you open to relocating to Noida?
- Are you looking for roles in Delhi-NCR?