https://github.com/chandankushwahaa/100xdevs_2.0

100xdevs cohort 2.0 by @hkirat. Contain all the Notes and Assignment
https://github.com/chandankushwahaa/100xdevs_2.0
backend cloud databases devops frontend open-source system-design
Last synced: about 2 months ago
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100xdevs cohort 2.0 by @hkirat. Contain all the Notes and Assignment
Host: GitHub
URL: https://github.com/chandankushwahaa/100xdevs_2.0
Owner: chandankushwahaa
Created: 2023-12-16T13:02:58.000Z (over 1 year ago)
Default Branch: main
Last Pushed: 2025-02-15T06:59:19.000Z (5 months ago)
Last Synced: 2025-04-21T18:46:09.076Z (2 months ago)
Topics: backend, cloud, databases, devops, frontend, open-source, system-design
Language: JavaScript
Homepage:
Size: 41.8 MB
Stars: 617
Watchers: 7
Forks: 174
Open Issues: 0
Metadata Files:
- Readme: README.md
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README

        


#  100Xdevs Cohort 2.0 - Syllabus [0-1](https://github.com/chandanck22/100xdevs_2.0/tree/main/0-1) and  [1-100](https://github.com/chandanck22/100xdevs_2.0/tree/main/1-100)

### 100xdevs cohort 2.0 by @hkirat

- MERN

- DEVOPS BASIC  

- OPEN-SOURCE (GSOC)

- PORTFOLIO PROJECTS

- SYSTEM DESIGN

- ADVANCED BACKEND

- ADVANCED DEVOPS

- OPEN-SOURCE (REAL COMPANIES)



># 0 - 1

## [**Official Notes**](https://projects.100xdevs.com/)

##  Week - 0 HTML, CSS, Assignment

- Basics of HTML and CSS

   - [Slide Pdf](https://github.com/chandankushwahaa/100xdevs_2.0/blob/main/0-1/week00/Week%200%20Foundation.pdf)

   - [Slide- HTML](https://projects.100xdevs.com/tracks/web-orientation/Web-Dev---Devops-Orientation-7) 

   - [Slide- CSS](https://projects.100xdevs.com/tracks/web-orientation/Web-Dev---Devops-Orientation-8) 

   ***[My Notes]() Updated Soon***

- Assignment - [Zerodha Landing Page](https://github.com/chandankushwahaa/100xdevs_2.0/tree/main/0-1/week00/Zerodha%20Landing%20Page)



##  Week - 1 Basic Javascript, Async and Promises

- Week 1.1 - Orientation

- Week 1.2 JavaScript Foundation 

   - [Slides Pdf](https://github.com/chandankushwahaa/100xdevs_2.0/blob/main/0-1/week01/1.2%20Javascript%20Foundation.pdf)

   - [Slide](https://projects.100xdevs.com/tracks/javascript-1/Javascript-101-2)

- Week 1.3 Basics JavaScript APIs

- Week 1.4 Loops, Callback Functions

   - [Slide Pdf](https://github.com/chandankushwahaa/100xdevs_2.0/blob/main/0-1/week01/1.4%20Loops%2C%2Bcallbacks.pdf)

   - [Slide](https://projects.100xdevs.com/tracks/promises-async-await/Promises-and-async--await-2)

- Week 1.5 Async, JS architecture, promises & async await

   - [Slide Pdf](https://github.com/chandankushwahaa/100xdevs_2.0/blob/main/0-1/week01/1.5%20Async%2Bjs.pdf)

   - [Slide](https://projects.100xdevs.com/tracks/async-js-1/Asynchronous-Javascript--Callbacks-and-more-1)

***[My Notes]() updated Soon***

***[CODE](https://github.com/chandankushwahaa/100xdevs_2.0/tree/main/0-1/week01/mynotes)***

- Assignments

   - [Easy](https://github.com/chandankushwahaa/100xdevs_2.0/tree/main/0-1/week01/assignments/easy)

   - [Medium](https://github.com/chandankushwahaa/100xdevs_2.0/tree/main/0-1/week01/assignments/medium)

   - [Hard](https://github.com/chandankushwahaa/100xdevs_2.0/tree/main/0-1/week01/assignments/hard)

- Extra Assignments

   - [Level-1](https://github.com/chandankushwahaa/100xdevs_2.0/tree/main/0-1/week01/offline-classes/level-1)

   - [Level-2](https://github.com/chandankushwahaa/100xdevs_2.0/tree/main/0-1/week01/offline-classes/level-2)

   - [Counter](https://github.com/chandankushwahaa/100xdevs_2.0/blob/main/0-1/week01/offline-classes/01counter.js)

   - [Terminal Clock](https://github.com/chandankushwahaa/100xdevs_2.0/blob/main/0-1/week01/offline-classes/02setTimeout.js)

   - [Calculate Time](https://github.com/chandankushwahaa/100xdevs_2.0/blob/main/0-1/week01/offline-classes/03terminalClock.js)



##  Week - 2 Node, HTTP, Express, Bash terminal

- Week 2.1 Promises and async JS revision 

   - [Slides Pdf](https://github.com/chandankushwahaa/100xdevs_2.0/blob/main/0-1/week02/Week%202.1%20-%20Callbacks%2C%20Async%20functions%2C%20Promises%2C%20JS%20functions%20(map%2C%20filter)%2C%20Assignment.pdf)

- Week 2.2 Express & Node.js

   - [Slides Pdf](https://github.com/chandankushwahaa/100xdevs_2.0/blob/main/0-1/week02/Week%202.2%20-%20Node.js%20runtime%2C%20HTTP.pdf)

   - [Slide](https://projects.100xdevs.com/tracks/js-runtim/Node-js-Runtime-1)

- Week 2.3 Bash and Terminal

- Week 2.4 Advance Bash

- Week 2.5 Express From Basics

- Week 2.6 Map, Filter, and Arrow Functions

- Week 2.7 Git and GitHub

***[CODE](https://github.com/chandankushwahaa/100xdevs_2.0/tree/main/0-1/week02/code)***

***[My NOTES](https://github.com/chandankushwahaa/100xdevs_2.0/tree/main/0-1/week02)***

- Assignments

   - [Async](https://github.com/chandankushwahaa/100xdevs_2.0/tree/main/0-1/week02/assignments/01-async-js)

      - [Easy](https://github.com/chandankushwahaa/100xdevs_2.0/tree/main/0-1/week02/assignments/01-async-js/easy)

      - [Medium](https://github.com/chandankushwahaa/100xdevs_2.0/tree/main/0-1/week02/assignments/01-async-js/medium)

      - [Hard - Promises](https://github.com/chandankushwahaa/100xdevs_2.0/tree/main/0-1/week02/assignments/01-async-js/hard%20(promises))

   - [Nodejs](https://github.com/chandankushwahaa/100xdevs_2.0/tree/main/0-1/week02/assignments/02-nodejs)



##  Week - 3 Databases, JWT, Middleware

- Week 3.1 Middlewares, Zod and Global Catches

     - [Slides Pdf](https://github.com/chandankushwahaa/100xdevs_2.0/blob/main/0-1/week03/Week%203.1%20Middleware%2C%20global%20catches%20and%20zod.pdf)

     - [Slide - HTTP](https://projects.100xdevs.com/tracks/http-intro/Intro-to-HTTP-1)

     - [Slide - Databases ,Zod](https://projects.100xdevs.com/tracks/mongodb/MongoDB--Zod--Error-handling-and-Input-validation-2)

- Week 3.2 Databases and Authentication

     - [Slides Pdf](https://github.com/chandankushwahaa/100xdevs_2.0/blob/main/0-1/week03/Week%203.2%20Dynamic%20backend%20Authentication%20using%20Express.pdf)

     - [Slide - Databases](https://projects.100xdevs.com/tracks/YOSAherHkqWXhOdlE4yE/sql-1)

     - [Slide - Authentication](https://projects.100xdevs.com/tracks/Auth/auth-1)

- Week 3.3 Middlewares and Assignments

- Week 3.4 JWT and Auth Recap and Assignment

   - [Slide - Authentication](https://projects.100xdevs.com/tracks/auth-mern/Authentication-7)

- Week 3.5 DOM Introduction

   - [Slide - DOM](https://projects.100xdevs.com/tracks/dom-1/Basics-of-DOM-1)

***MY NOTES Theory - Week 3***

   - [Middleware](https://github.com/chandankushwahaa/100xdevs_2.0/tree/main/0-1/week03/mynotes/01)

   - [Auth, Hash, cookies, JWT, Databases](https://github.com/chandankushwahaa/100xdevs_2.0/tree/main/0-1/week03/mynotes/02databases)

   - [DOM](https://github.com/chandankushwahaa/100xdevs_2.0/tree/main/0-1/week03/mynotes/03DOM)

Assignments

   - [Middlewares](https://github.com/chandankushwahaa/100xdevs_2.0/tree/main/0-1/week03/assignments/01-middlewares)

      - Request Counter

      - Rate Limitter

      - Error Counter

   - [02-JWT](https://github.com/chandankushwahaa/100xdevs_2.0/tree/main/0-1/week03/assignments/02-jwt)



##  Week - 4 Frontend Foundations

- Week 4.1 DOM

- Week 4.2 React Foundation

- Week 4.3 Mongo Deep Dive & Assignments

   - [Slide - MongoDB](https://projects.100xdevs.com/tracks/mongodb/MongoDB--Zod--Error-handling-and-Input-validation-3)

- Assignment

   - [CRUD APP](https://github.com/chandankushwahaa/100xdevs_2.0/tree/main/0-1/week04/crud-app)

***[CODE](https://github.com/chandankushwahaa/100xdevs_2.0/tree/main/0-1/week04/mynotes)***



##  Week - 5 React Foundations and Projects

- Week 5.1 React Deep Drive

   - [Silde - Pdf](https://github.com/chandankushwahaa/100xdevs_2.0/blob/main/0-1/week05/week%205.1%20React%20Foundation.pdf)

- Week 5.2 React Project (Todo App)

- Assignment

   - [Business Card](https://github.com/chandankushwahaa/100xdevs_2.0/tree/main/0-1/week05/assignments/level-1)

***[CODE](https://github.com/chandanck22/100xdevs_2.0/tree/main/0-1/week04/mynotes)***

- ***[Counter App](https://github.com/chandankushwahaa/100xdevs_2.0/tree/main/0-1/week05/mynotes/02counterapp)***

- ***[Todo App](https://github.com/chandankushwahaa/100xdevs_2.0/tree/main/0-1/week05/mynotes/03todo-app)***



## Week - 6 React useEffect, useCallback, useMemo

- Week 6.1 React Deeper Drive  

   - [Silde - Pdf](https://github.com/chandankushwahaa/100xdevs_2.0/blob/main/0-1/week06/6.1%20React%20Deeper%20Drive.pdf)

- Week 6.2 useEffect, useCallback, useMemo

   - [Slide - Pdf](https://github.com/chandankushwahaa/100xdevs_2.0/blob/main/0-1/week06/6.2%20useEffect%2C%20useCallback%2C%20useMemo.pdf)

- Week 6.3 Recap React, reconcilliation, useRef

   - [Silde - Pdf](https://github.com/chandankushwahaa/100xdevs_2.0/blob/main/0-1/week06/6.3%20Recap%20React%2C%20Intro%20to%20useRef.pdf)

- Week 6.4 Assignment Solutions

   - [use-memo](https://github.com/chandankushwahaa/100xdevs_2.0/tree/main/0-1/week06/assignments/1-use-memo)

   - [use-callback](https://github.com/chandankushwahaa/100xdevs_2.0/tree/main/0-1/week06/assignments/2-use-callback)

   - [use-ref](https://github.com/chandankushwahaa/100xdevs_2.0/tree/main/0-1/week06/assignments/3-use-ref)

- ***[CODE - Render](https://github.com/chandankushwahaa/100xdevs_2.0/tree/main/0-1/week06/6)***



## Week - 7 Routing, Context API, Recoil

- Week 7.1 Routes, Lazy Loading, Prop Drilling, Context API

   - [Slide - Pdf](https://github.com/chandankushwahaa/100xdevs_2.0/blob/main/0-1/week07/Week%207.1%20-%20Routing%20%2C%20Prop%20drilling%20%26%20Context%20API.pdf)

- Week 7.2 State Management and Recoil

   - [Slide - Pdf](https://github.com/chandankushwahaa/100xdevs_2.0/blob/main/0-1/week07/Week%207.2%20Context%20API%2C%20State%20Management%20%26%20Recoil.pdf)

- Week 7.3 Recoil Deep Drive

***[CODE](https://github.com/chandankushwahaa/100xdevs_2.0/tree/main/0-1/week07/mynotes)***



## Week - 8 Tailwind, Paytm Clone

- Week 8.1 Tailwind

   - [Slide - Pdf](https://github.com/chandankushwahaa/100xdevs_2.0/blob/main/0-1/week08/8%20Tailwind.pdf)

   - [CODE](hhttps://github.com/chandankushwahaa/100xdevs_2.0/tree/main/0-1/week08/8-1-Tailwind)

- Week 8.2 Paytm - Frontend and Backend

   - CODE - UNDER DEVELOPMENT

   - [Slide](https://projects.100xdevs.com/tracks/oAjvkeRNZThPMxZf4aX5/JLaLbhDuYn3h5Cn7WJu1)

- Week 8.3 Axios and Fetch



## Week - 9 Custom Hooks, TypeScript

- Week 9.1 Custom Hooks

   - CODE

   - [Slide](https://projects.100xdevs.com/tracks/3Vhp7rCJUVjnvFuPxZSZ/Custom-Hooks-1)

- Week 9.1 TypeScript

   - [Code + NOTES](https://github.com/chandankushwahaa/100xdevs_2.0/tree/main/0-1/week09/9-1-typescript)

   - [Slide](https://projects.100xdevs.com/tracks/6SbPPXGkG8QKFOTW9BmL/ts-2)



## Week - 10 SQL Databases, ORM

- Week 10.1 Postgres SQL

   - [Code + Notes](https://github.com/chandankushwahaa/100xdevs_2.0/tree/main/0-1/week10/postgres)

   - [Slide](https://projects.100xdevs.com/tracks/hor-ver-scaling/Horizontal-and-vertical-scaling--Indexes-in-DBs-2)

- Week 10.1 Prisma ORM

   - [Code + Notes](https://github.com/chandankushwahaa/100xdevs_2.0/tree/main/0-1/week10/prismaORM)

   - [Slide](https://projects.100xdevs.com/tracks/gZf9uBBNSbBR7UCqyyqT/prisma-1)

   **[NOTES](https://github.com/chandankushwahaa/100xdevs_2.0/tree/main/0-1/week10)**



## Week - 11 Deploy Applications

- Week 11.1 Serverless FNS, Deploying to Cloudflare

   - [Code + Notes](https://github.com/chandankushwahaa/100xdevs_2.0/tree/main/0-1/week11/serverless)

   - [Silde](https://projects.100xdevs.com/tracks/eooSv7lnuwBO6wl9YA5w/serverless-1)

- Week 11.1 AWS, Deploying Backend

   - ***[NOTES](https://github.com/chandankushwahaa/100xdevs_2.0/tree/main/0-1/week11/aws)***

   - [Slide](https://projects.100xdevs.com/tracks/g0AcDSPl74nk45ZZjRdU/aws-1)



## Week - 12 AWS, Docker, SQL joins

- Week 12.1 Deploying Frontend to AWS

- Week 12.2 Advance Typescript API 

   - [Code](https://github.com/chandankushwahaa/100xdevs_2.0/tree/main/0-1/week12/typescript-api)

- Week 12.3 Actionable Docker

   - [Slide](https://projects.100xdevs.com/tracks/docker-easy/docker-1)

- Week 12.4 SQL Relationships and Joins

   - [Slide](https://projects.100xdevs.com/tracks/YOSAherHkqWXhOdlE4yE/sql-10)

- Week 12.5 Prisma Recap

- Week 12.6 Connection Pooling in Serverless envs



## Week - 13 Blog Project

- Week 13.1 Backend

- Week 13.2 Backend

- Week 13.3 Frontend

- [Slide](https://projects.100xdevs.com/tracks/blog/blog-1)

- [Code](https://github.com/chandanck22/vibranthive)



## Week 14 Next JS

- Week 14.1 Intro to NextJS

   - [Slide](https://projects.100xdevs.com/tracks/nextjs-1/next-1)

   - [Code]()

- Week 14.2 Backend in NextJS

   - [Slide](https://projects.100xdevs.com/tracks/Next-Auth/NWamq4VE2GutuJvdGQOr)

- Week 14.3 Next JS Part 2



## Week 15 Docker

- Week 15.1 Docker Introduction

- Week 15.2 Docker Continue

- Week 15.3 Docker push, compose, execute

- Week 15.4 Docker Bind, mounts

- [Slide](https://projects.100xdevs.com/tracks/docker-2/docker-2-1)



## Week 16 Turborepo Monorepos, Auth, Cookies, NextAuth

- Week 16.1 Monorepos

- Week 16.2 Monorepos Part 2

   - [Slide](https://projects.100xdevs.com/tracks/monorepo/monorepo-1)

- Week 16.3 Auth and Cookies

   - [Slide](https://projects.100xdevs.com/tracks/Auth/auth-1)

- Week 16.4 NextAuth

   - [Slide](https://projects.100xdevs.com/tracks/Next-Auth/NWamq4VE2GutuJvdGQOr)



## Week 17 Paytm Project Advance

- Week 17.1  Part-1 

- Week 17.2  Part-2



## Week 18 Paytm Continue, CI-CD

- Week 18.1 Paytm Part-3

- Week 18.2 Paytm Part-3 Countine

- Week 18.3 CI-CD 

   - [Slide](https://projects.100xdevs.com/tracks/CI-CD/cicd-1)



## Week 19 Middlewares, CSR SSG, Websockets, Redis, Pub subs

- Week 19.1 Middleware in Nextjs

   - [Slide](https://projects.100xdevs.com/tracks/mw/md-2)

- Week 19.2 CSR SSG SSR and Static site

   - [Slide](https://projects.100xdevs.com/tracks/rendering/render-1)

- Week 19.3 Advance Backend Websocket

- Week 19.4 Pub subs, Redis and Queues

   - [Slides](https://projects.100xdevs.com/tracks/Redis/Redis1)



># 1 - 100

## Week 20 OpenAI

- Week 20.1 Orientation, (1-100) Setting -Up CMS daily

- Week 20.2  OpenAPI Spec (Offline)

   - [Slide](https://projects.100xdevs.com/tracks/openapi/OpenAPISpec-1)

- Week 20.3  OpenAPI Spec Class (Cohort 1)

## Week 21 DDos, PubSubs

- Week 21.1 DDoS, Rate limit, Captchas

   - [Slide](https://projects.100xdevs.com/tracks/rl-ddos-cap/Rate-limitting--DDoS-and-Captcha-1)

- Week 21.2  Singleton pattern + Pub subs

   - [Slide](https://projects.100xdevs.com/tracks/singleton-sm-pubsubs/Singleton-Pattern--Backend-State-management-and-Pub-Subs-1)

## Week 22 Capacity estimation, Normalisation Indexing in Databases

- Week 22.1 Capacity estimation, Horizontal and Vertical Scaling, NSGs

- Week 22.2 Auto Scaling Groups

- Week 22.3 Indexing in Databases

- Week 22.4 Normalisation In Databases

   - [Slide](https://projects.100xdevs.com/tracks/hor-ver-scaling/Horizontal-and-vertical-scaling--Indexes-in-DBs-1)
ecosyste.ms

Data

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Experiments

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https://github.com/chandankushwahaa/100xdevs_2.0

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README
