Top JavaScript interview questions and answers for Frontend Engineers (updated for 2026)

Curated front end system design resources for interviews and learning

Daily updated list of Tech Company OAs and Interview Problems. Save your time from finding them all over the internet.

Functional programming in TypeScript

An enterprise-class UI design language and React UI library

Distributed Crawler Management Framework Based on Scrapy, Scrapyd, Django and Vue.js

✏️ A React Component for plans design. Draw a 2D floorplan and navigate it in 3D mode.

Node.js middleware for handling `multipart/form-data`.

Simple express file upload middleware that wraps around busboy

a React-like framework

A complete native navigation solution for React Native

Routing and navigation for React Native and Web apps

Modern JavaScript Tutorial

JavaScript library of crypto standards.

DEPRECATED - JavaScript component to compute the SHA256 of strings or bytes.

React Component to lazy load images and components using a HOC to track window scroll position.

redux-immutable is used to create an equivalent function of Redux combineReducers that works with Immutable.js state.

A sample lab test environment to help in preparation of CKA certification.

Course files for the Advanced Kubernetes Usage course

Distributed reliable key-value store for the most critical data of a distributed system

Build and deploy docker images to Kubernetes using git push

Pulumi - Infrastructure as Code in any programming language 🚀

An API Blueprint renderer with theme support that outputs static HTML

Fuzzy String Matching in Python

The monorepo home to all of the FormatJS related libraries, most notably react-intl.

TFHE: Fast Fully Homomorphic Encryption Library over the Torus

Webcam component

Code ➡️ `prettier` ➡️ `eslint --fix` ➡️ Formatted Code ✨

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