ZeeshanAli-0704

Results-driven Principal Applications Engineer with 9+ years of experience in scalable web app development using React, Angular, Node.js, and KnockoutJS across BFSI, Media, and Healthcare domains.

INDIA Joined on Aug 13, 2022 [email protected] https://zeeshanali-0704.github.io/

Pronouns

Work

Oracle

ZeeshanAli-0704

Jan 1

React Coding Challenge : Card Flip Game

#webdev #interview #react

2 min read

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ZeeshanAli-0704

Dec 23 '25

React Coding Challenge : TIC-TAC-TOE

#javascript #react #devchallenge #beginners

2 min read

ZeeshanAli-0704

Dec 23 '25

React Coding Challenge : Image carousel

#webdev #interview

2 min read

ZeeshanAli-0704

Dec 23 '25

React Coding Challenge : Virtualize List - Restrict DOM element

#webdev #interview #react

4 min read

ZeeshanAli-0704

Dec 22 '25

React Coding Challenge : Meeting Calendar

#webdev #interview #react

6 min read

ZeeshanAli-0704

Dec 21 '25

Frontend System Design: Redux Toolkit vs Zustand vs Jotai

#systemdesign #frontend #react #javascript

3 min read

ZeeshanAli-0704

Dec 21 '25

System Design Interview: Autocomplete / Type-ahead System (Final Part)

#systemdesign #algorithms #architecture #systemdesignwithzeeshanali

5 min read

ZeeshanAli-0704

Dec 21 '25

Autocomplete / Type-ahead System for a Search Box - Part 2

#systemdesign #algorithms #interview #architecture

5 min read

ZeeshanAli-0704

Dec 21 '25

Autocomplete / Type-ahead System for a Search Box - Part 1

#architecture #performance #systemdesign

3 min read

ZeeshanAli-0704

Dec 20 '25

Permutations & Next Permutation

#algorithms #interview #computerscience #tutorial

4 min read

ZeeshanAli-0704

Dec 3 '25

Fiber in React

#react #computerscience #architecture #javascript

3 min read

ZeeshanAli-0704

Dec 2 '25

Simplest possible Redux Thunk example

#frontend #tutorial #javascript #beginners

2 min read

ZeeshanAli-0704

Dec 2 '25

Frontend System Design: How do you structure Redux for a 200+ screen enterprise application?

#architecture #javascript #react

4 min read

ZeeshanAli-0704

Dec 2 '25

FULL REDUX INTERNAL

#tutorial #architecture #react #javascript

2 min read

ZeeshanAli-0704

Dec 1 '25

Modern Web UI

#frontend #css #ui #performance

7 min read

ZeeshanAli-0704

Nov 29 '25

Frontend System Design: Comparison of Web Worker, SharedWorker, and Service Worker

#architecture #javascript #performance

5 min read

ZeeshanAli-0704

Nov 28 '25

React Coding Challenge : Nested Checkox

#javascript #react #interview #ui

2 min read

ZeeshanAli-0704

Nov 25 '25

React Coding Challenge : React Folder Structure Implementation

3 min read

ZeeshanAli-0704

Nov 22 '25

PriorityQueue Implementation in Javascript

1 min read

ZeeshanAli-0704

Nov 21 '25

React Coding Challenge : Custom Hook - UseState

#javascript #react #tutorial

2 min read

ZeeshanAli-0704

Nov 20 '25

React Coding Challenge : React Context API - Intersection Observer - useReducer

2 min read

ZeeshanAli-0704

Nov 15 '25

React Coding Challenge : Debounce in React Functional Component

#webdev #react

2 min read

ZeeshanAli-0704

Nov 11 '25

LLD: Food Ordering / Delivery system in Java

#systemdesignwithzeeshanali #interview #systemdesign

15 min read

ZeeshanAli-0704

Nov 8 '25

Subarray Problem Types

#datastructures #interview

3 min read

ZeeshanAli-0704

Nov 7 '25

Java Collections Cheat Sheet with Examples

#beginners #java #resources #interview

3 min read

ZeeshanAli-0704

Nov 5 '25

Frontend System Design: Pinterest

#systemdesignwithzeeshanali #frontend #interview #fsdzeeshan

13 min read

ZeeshanAli-0704

Nov 2 '25

Frontend System Design: Scalable CSS Architecture

#systemdesignwithzeeshanali #frontend #interview #fsdzeeshan

5 min read

ZeeshanAli-0704

Oct 31 '25

Frontend System Design: What is the Critical Rendering Path (CRP)

#systemdesignwithzeeshanali #frontend #interview #fsdzeeshan

7 min read

ZeeshanAli-0704

Oct 31 '25

Frontend System Design: CSS, CSSOM, and DOM Rendering in Browser

#frontend #interview #systemdesignwithzeeshanali #fsdzeeshan

4 min read

ZeeshanAli-0704

Oct 31 '25

Frontend System Design: Facebook News Feed

#frontend #interview #systemdesignwithzeeshanali #fsdzeeshan

4 min read

ZeeshanAli-0704

Oct 30 '25

Single Points of Failure - Example Case Study

#systemdesignwithzeeshanali

4 min read

ZeeshanAli-0704

Oct 30 '25

System Design: How to Avoid Single Points of Failure (SPOFs)

#systemdesignwithzeeshanali

7 min read

ZeeshanAli-0704

Oct 19 '25

How Razorpay Ensures Your Payment Succeeds — Even If Your Internet Drops

#systemdesignwithzeeshanali #interview

6 min read

ZeeshanAli-0704

Sep 24 '25

Flipkart - Big Billion Days - TechStack

#systemdesignwithzeeshanali

7 min read

ZeeshanAli-0704

Sep 23 '25

Load Balancer in System Design – Part 3: Load Balancing Algorithms

#systemdesignwithzeeshanali

4 min read

ZeeshanAli-0704

Sep 23 '25

Load Balancer in System Design – Part 2: Types of Load Balancers

#systemdesignwithzeeshanali

3 min read

ZeeshanAli-0704

Sep 23 '25

Database Optimizations: Sharding

#systemdesignwithzeeshanali

3 min read

ZeeshanAli-0704

Sep 23 '25

Database Optimizations: Partitioning

#systemdesignwithzeeshanali

3 min read

ZeeshanAli-0704

Sep 22 '25

Database Optimizations: Indexing

#systemdesignwithzeeshanali

4 min read

ZeeshanAli-0704

Sep 22 '25

Advanced Job Scheduling System - Part 2

#systemdesignwithzeeshanali #systemdesign

10 min read

ZeeshanAli-0704

Sep 22 '25

Advanced Job Scheduling System: Part 1

#systemdesignwithzeeshanali #javascript

7 min read

ZeeshanAli-0704

Sep 18 '25

Step 7: Design a Rate Limiter - Conclusion-Summary with FAQ's

#systemdesignwithzeeshanali #systemdesign

5 min read

ZeeshanAli-0704

Sep 18 '25

Step 6: Design a Rate Limiter - Using Sorted Set in Redis

#systemdesignwithzeeshanali #systemdesign

9 min read

ZeeshanAli-0704

Sep 18 '25

Step 5: Design a Rate Limiter - Algorithm and Technique

#systemdesignwithzeeshanali #systemdesign

11 min read

ZeeshanAli-0704

Sep 18 '25

Step 4: Design a Rate Limiter - Distributed Environment Challenges

#systemdesign #systemdesignwithzeeshanali

9 min read

ZeeshanAli-0704

Sep 18 '25

Step 3: Design a Rate Limiter - High Level Design (HLD) with Distributed Redis

#systemdesign #systemdesignwithzeeshanali

9 min read

ZeeshanAli-0704

Sep 18 '25

Step 2: Design a Rate Limiter High - Level Design (HLD)

#systemdesign #systemdesignwithzeeshanali

7 min read

ZeeshanAli-0704

Sep 16 '25

Typescript : Generic Data Fetch

#javascript #typescript

4 min read

ZeeshanAli-0704

Sep 15 '25

JavaScript project to TypeScript

#javascript #typescript

3 min read

ZeeshanAli-0704

Sep 15 '25

Difference Between `readonly` and `const` in TypeScript

#javascript #typescript

3 min read

ZeeshanAli-0704

Sep 15 '25

TypeScript `unknown` vs `any`: Understanding the Key Differences

#typescript #javascript

3 min read

ZeeshanAli-0704

Sep 15 '25

Understanding TypeScript: Type vs. Interface - A Detailed Comparison

#javascript #typescript

3 min read

ZeeshanAli-0704

Sep 13 '25

Kafka - Uber-Style Trip Event Pipeline Example

#systemdesignwithzeeshanali #systemdesign

3 min read

ZeeshanAli-0704

Sep 13 '25

Apache Kafka Overview, Architecture, and Real-World Applications

#systemdesign #systemdesignwithzeeshanali

4 min read

ZeeshanAli-0704

Aug 29 '25

Cookies in Web Development: Client & Server Perspective

#systemdesignwithzeeshanali

3 min read

ZeeshanAli-0704

Aug 28 '25

The Ultimate Guide to Cookie Properties in the Browser

4 min read

ZeeshanAli-0704

Aug 28 '25

Blob Storage — A Complete Guide

#systemdesignwithzeeshanali

3 min read

ZeeshanAli-0704

Aug 28 '25

What is a Counting Bloom Filter?

#systemdesignwithzeeshanali

2 min read

ZeeshanAli-0704

Aug 28 '25

When Bloom Filters Fail to Bloom: What You Should Know: Problems with Bloom Filters

#systemdesignwithzeeshanali

2 min read

ZeeshanAli-0704

Aug 28 '25

Bloom Filters: A Deep Dive for Developers

#systemdesignwithzeeshanali

4 min read