Build a NEAR social media dapp with TypeScript and React JS

Build a social networking decentralized app with React.js

What is the NEAR blockchain?

  • built to be simple, secure and scalable.
  • Low cost. High speed. Effortless scale.
  • <0.01USD Transaction Cost
  • 18M+ Active Accounts
  • 400K Daily Transactions
  • ~2.4s Time to Finality
  • Contracts, DAOs, dapps, funding
  • Layer 1 blockchainnot dependent on other chains.

uses a unique scaling mechanism

  • Nightshade sharding
  • Scales infinitely
  • resists short-term usage spikes

Proof of stake

  • More efficient than Bitcoin and Ethereum

web-based wallet

  • no need for users to install programs or browser extensions
  • makes it especially easy to onboard new users (e.g. through named accounts)

Certified carbon neutral

  • consumes in a year the same energy bitcoin consumes in 3 minutes

Interoperable with Ethereum

  • using Rainbow Bridge

Join 1.3+ million students in high-quality courses featured at Harvard

  • Lifetime access that never expires
  • Project-based curriculum to superboost your portfolio
  • Graduation certificate for every course
  • Absolute beginner-friendly
  • Use any computer
  • Satisfaction guarantee
  • Get all source code
  • Popular bundle by Mammoth students
  • Perfected over years of training

Reviews from the Mammoth Community

"This is AMAZING I just learned how to code without breaking a sweat, this is really easy and fun!" -Shalonda Lewis

"This course so far is by far amazing! The instructor is very encouraging and up beat." -Moiz Saqib

"It was informative and definitely covered the basics. Easy to understand and to follow." -Colin Mooney


Your Instructor


Alexandra Kropf
Alexandra Kropf

Alexandra Kropf is Mammoth Interactive's CLO and a software developer with extensive experience in full-stack web development, app development and game development. She has helped produce courses for Mammoth Interactive since 2016, including the Coding Interview series in Java, JavaScript, C++, C#, Python and Swift.

Mammoth Interactive is a leading online course provider in everything from learning to code to becoming a YouTube star. Mammoth Interactive courses have been featured on Harvard’s edX, Business Insider and more.

Over 12 years, Mammoth Interactive has built a global student community with 4 million courses sold. Mammoth Interactive has released over 350 courses and 3,500 hours of video content.

Founder and CEO John Bura has been programming since 1997 and teaching since 2002. John has created top-selling applications for iOS, Xbox and more. John also runs SaaS company Devonian Apps, building efficiency-minded software for technology workers like you.


Course Curriculum


  00a Project preview
Available in days
days after you enroll
  00a Project preview
Available in days
days after you enroll
  02 Store likes and tags in social media smart contract
Available in days
days after you enroll

Frequently Asked Questions


When does the course start and finish?
The course starts now and never ends! It is a completely self-paced online course - you decide when you start and when you finish.
How long do I have access to the course?
How does lifetime access sound? After enrolling, you have unlimited access to this course for as long as you like - across any and all devices you own.
What if I am unhappy with the course?
We would never want you to be unhappy! If you are unsatisfied with your purchase, contact us in the first 30 days and we will give you a full refund.

Get started now!