30 Minutes or less

Hello World using NodeJS
https://medium.com/@adnanrahic/hello-world-app-with-node-js-and-express-c1eb7cfa8a30

Building Rest API using NodeJS, MongoDB, express
https://hackernoon.com/restful-api-design-with-node-js-26ccf66eab09

Pure Spring boot based Rest API development example - No front end at all
http://www.springboottutorial.com/creating-rest-service-with-spring-boot

Redux
https://hackernoon.com/redux-step-by-step-a-simple-and-robust-workflow-for-real-life-apps-1fdf7df46092

Build your Twitter Bot
https://venturebeat.com/2017/02/02/how-to-build-your-own-twitter-bot-in-less-than-30-minutes/

A weather web site
https://codeburst.io/build-a-weather-website-in-30-minutes-with-node-js-express-openweather-a317f904897b

Again one more on building Rest API using NodeJS
https://www.sitepoint.com/deploy-rest-api-in-30-mins-mlab-heroku/

NodeJS and Docker
http://container-solutions.com/continuous-delivery-with-docker-on-mesos-in-less-than-a-minute/

Build a CRUD application with React, NodeJS and User Authentication
https://stormpath.com/blog/crud-application-react-spring-boot-user-authentication

Love this TypeScript Tutorial

This is a simple and nice tutorial on TypeScript. As promised by the author, you will learn good part of TypeScript in 30 minutes. Here's the link: https://tutorialzine.com/2016/07/learn-typescript-in-30-minutes

Why TypeScript? https://stackoverflow.com/questions/12694530/what-is-typescript-and-why-would-i-use-it-in-place-of-javascript/35048303#35048303

Tutorials on typescript:

https://www.tutorialsteacher.com/typescript

Playground for typescript:

https://www.typescriptlang.org/play/