Lead Backend Developer Interview Questions

Senior Java Backend Developer

Interviewed at Stack Tech

3★

Feb 29, 2024

Discuss about Java design, lambda expression, Spring boot, SQL performance, design a project for a scenario, draw design, find the issue for provided codes and explain it.

Some important features of core NodeJs that I've found very useful

Test task was given to me

What is your previous experience working with Node.js and MySQL? Can you explain how you would handle the connection and management of the database in a Node.js application with MySQL? How would you ensure the security of a Node.js application that interacts with a MySQL database? What techniques or strategies do you use to optimize query performance and transactions in MySQL within the context of a Node.js application? Have you worked with any specific Node.js libraries or frameworks to facilitate interaction with MySQL? What is your experience with them?

Basic OOP, PHP Traits, Backend specifics, DB questions

Problem Solving & Node js

Tell me about yourself. whiteboarding problems.

What are some features of Java 8?

6-Must Know all Sorting algorithms (Merge ..... etc)

7-Linked List VS DOUBLY Linked List must know how to operate on each