Design a online chess game
Senior Backend Developer Interview Questions
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Design an api for a party seats reservation
1. Check if given sequence of moves for a robot is circular or not. Robot can move in 4 direction in a 2-D coordinate system. 2. Design 4 in a line game. Task was to design the backend only. 3. Take home project asked me to design and implement a chat server to support individual msgs in real time and chat rooms.
Mostly related to JavaScript, Node.js and System Design
SOLID principles that framework follows
Fix the following Wordpress Plugin.
1. How would you handle performance bottlenecks in a web application? 2. General understanding of Agile principles. 3. Choice of technology in solving a problem. 4. Assignment: Consider an online system that accepts a document both via the web UI and a REST endpoint. This document is recognized by an OCR service and is further classified using another service. Build a high level architecture for this system.
Can you describe what are the benefits of dependency injection?
Given an array of numbers, combine them in all possible pairs. Count the pairs that respect the conditions: max(|x-y|,|x+y|)>=max.(|x|,|y|) min(|x-y|,|x+y|)<=min.(|x|,|y|)
Very detailed questions about previous experience with a focus on how testing was organized.
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