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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.

Pronouns

he

Work

Oracle

Three Year Club
Two Year Club
Writing Debut
One Year Club
16 Week Writing Streak
8 Week Writing Streak
2 Week Community Wellness Streak
4 Week Writing Streak
1 Week Community Wellness Streak
Debounce in React Functional Component

Debounce in React Functional Component

Comments
2 min read

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LLD: Food Ordering / Delivery system in Java

LLD: Food Ordering / Delivery system in Java

5
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15 min read
Subarray Problem Types

Subarray Problem Types

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3 min read
Java Collections Cheat Sheet with Examples

Java Collections Cheat Sheet with Examples

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3 min read
Frontend System Design: Pinterest

Frontend System Design: Pinterest

5
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13 min read
Frontend System Design: Scalable CSS Architecture

Frontend System Design: Scalable CSS Architecture

5
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5 min read
Frontend System Design: What is the Critical Rendering Path (CRP)

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

7
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7 min read
Frontend System Design: CSS, CSSOM, and DOM Rendering in Browser

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

5
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4 min read
Frontend System Design: Facebook News Feed

Frontend System Design: Facebook News Feed

6
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4 min read
Single Points of Failure - Example Case Study

Single Points of Failure - Example Case Study

5
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4 min read
System Design: How to Avoid Single Points of Failure (SPOFs)

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

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7 min read
How Razorpay Ensures Your Payment Succeeds — Even If Your Internet Drops

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

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6 min read
Flipkart - Big Billion Days - TechStack

Flipkart - Big Billion Days - TechStack

5
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7 min read
Load Balancer in System Design – Part 3: Load Balancing Algorithms

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

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

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

5
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3 min read
Database Optimizations: Sharding

Database Optimizations: Sharding

5
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3 min read
Database Optimizations: Partitioning

Database Optimizations: Partitioning

7
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3 min read
Database Optimizations: Indexing

Database Optimizations: Indexing

5
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4 min read
Advanced Job Scheduling System - Part 2

Advanced Job Scheduling System - Part 2

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10 min read
Advanced Job Scheduling System: Part 1

Advanced Job Scheduling System: Part 1

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

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

1
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5 min read
Step 6: Design a Rate Limiter - Using Sorted Set in Redis

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

4
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9 min read
Step 5: Design a Rate Limiter - Algorithm and Technique

Step 5: Design a Rate Limiter - Algorithm and Technique

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11 min read
Step 4: Design a Rate Limiter - Distributed Environment Challenges

Step 4: Design a Rate Limiter - Distributed Environment Challenges

4
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9 min read
Step 3: Design a Rate Limiter - High Level Design (HLD) with Distributed Redis

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

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

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

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7 min read
Typescript : Generic Data Fetch

Typescript : Generic Data Fetch

1
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4 min read
JavaScript project to TypeScript

JavaScript project to TypeScript

1
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3 min read
Difference Between `readonly` and `const` in TypeScript

Difference Between `readonly` and `const` in TypeScript

1
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3 min read
TypeScript `unknown` vs `any`: Understanding the Key Differences

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

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3 min read
Understanding TypeScript: Type vs. Interface - A Detailed Comparison

Understanding TypeScript: Type vs. Interface - A Detailed Comparison

5
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3 min read
Kafka - Uber-Style Trip Event Pipeline Example

Kafka - Uber-Style Trip Event Pipeline Example

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3 min read
Apache Kafka Overview, Architecture, and Real-World Applications

Apache Kafka Overview, Architecture, and Real-World Applications

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4 min read
Cookies in Web Development: Client & Server Perspective

Cookies in Web Development: Client & Server Perspective

5
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3 min read
The Ultimate Guide to Cookie Properties in the Browser

The Ultimate Guide to Cookie Properties in the Browser

6
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4 min read
Blob Storage — A Complete Guide

Blob Storage — A Complete Guide

5
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3 min read
What is a Counting Bloom Filter?

What is a Counting Bloom Filter?

5
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2 min read
When Bloom Filters Fail to Bloom: What You Should Know: Problems with Bloom Filters

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

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2 min read
Bloom Filters: A Deep Dive for Developers

Bloom Filters: A Deep Dive for Developers

5
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4 min read
Java implementation of Consistent Hashing

Java implementation of Consistent Hashing

5
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3 min read
Consistent Hashing Explained with an Example

Consistent Hashing Explained with an Example

5
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2 min read
System Design: UPI (Unified Payment Interface) & NPCI — A Practical, End‑to‑End System Design

System Design: UPI (Unified Payment Interface) & NPCI — A Practical, End‑to‑End System Design

5
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9 min read
Monoliths and Microservices

Monoliths and Microservices

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4 min read
Interview‑Ready : Vertical vs. Horizontal Scaling

Interview‑Ready : Vertical vs. Horizontal Scaling

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7 min read
Low-Level Design: Polling System : Basic

Low-Level Design: Polling System : Basic

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7 min read
LLD: Building a Polling System in Java with Repository Pattern

LLD: Building a Polling System in Java with Repository Pattern

5
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9 min read
Understanding the CAP Theorem: Principles, Real-World Scenarios, and Database Trade-offs

Understanding the CAP Theorem: Principles, Real-World Scenarios, and Database Trade-offs

5
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7 min read
LLD: Building a Robust ATM Simulator in Java Using the State Pattern

LLD: Building a Robust ATM Simulator in Java Using the State Pattern

5
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8 min read
Decorator Design Pattern in Java – Complete Guide

Decorator Design Pattern in Java – Complete Guide

5
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4 min read
Strategy Design Pattern in Java – A Complete Guide

Strategy Design Pattern in Java – A Complete Guide

5
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4 min read
Adapter Design Pattern in Java – A Complete Guide

Adapter Design Pattern in Java – A Complete Guide

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4 min read
Iterator Design Pattern in Java – Complete Guide

Iterator Design Pattern in Java – Complete Guide

5
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5 min read
Observer Design Pattern in Java – Complete Guide

Observer Design Pattern in Java – Complete Guide

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4 min read
Prototype Design Pattern

Prototype Design Pattern

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3 min read
Builder Design Pattern in Java – A Complete Guide

Builder Design Pattern in Java – A Complete Guide

1
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5 min read
Abstract Factory Design Pattern in Java: Complete Guide with Examples

Abstract Factory Design Pattern in Java: Complete Guide with Examples

5
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6 min read
🏭 Factory Design Pattern in Java: A Complete Guide

🏭 Factory Design Pattern in Java: A Complete Guide

5
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4 min read
Why You Should Avoid Singleton Pattern in Modern Java Projects

Why You Should Avoid Singleton Pattern in Modern Java Projects

5
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4 min read
Mastering the Singleton Design Pattern in Java – A Complete Guide

Mastering the Singleton Design Pattern in Java – A Complete Guide

5
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4 min read
CDN for Large-Scale Image Handling in Classified Platforms

CDN for Large-Scale Image Handling in Classified Platforms

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3 min read
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