diff --git a/free-courses-en.md b/free-courses-en.md
index 76496f426..ca54c0489 100644
--- a/free-courses-en.md
+++ b/free-courses-en.md
@@ -61,7 +61,6 @@
 * [Rust](#rust)
 * [Scala](#scala)
 * [Security](#security)
-* [Software Engineering](#software-engineering)
 * [Swift](#swift)
   * [Vapor](#vapor)
 * [Theory](#theory)
@@ -357,6 +356,7 @@
 
 ### Java
 
+* [Advanced Software Construction in Java](https://www.edx.org/course/advanced-software-construction-java-mitx-6-005-2x#!)
 * [Central Connecticut State University, Introduction to CS Using Java](http://chortle.ccsu.edu/CS151/cs151java.html)
 * [CS106A - Programming Methodology](https://see.stanford.edu/Course/CS106A) - (Stanford)
 * [Introduction to Java](http://ocw.mit.edu/courses/electrical-engineering-and-computer-science/6-092-introduction-to-programming-in-java-january-iap-2010/)
@@ -371,6 +371,7 @@
 * [Object-Oriented programming with Java, part II](https://moocfi.github.io/courses/2013/programming-part-2/)
 * [Princeton Algorithms, Part 1](https://www.coursera.org/course/algs4partI)
 * [Problem Solving With Java](https://www.udacity.com/course/intro-to-java-programming--cs046) (Udacity)
+* [Software Construction in Java](https://www.edx.org/course/software-construction-java-mitx-6-005-1x)
 * [Spring 5 Core - An Ultimate Guide](https://www.udemy.com/learn-spring-5-core-from-scratch/) - Somnath Musib (Udemy)
 
 
@@ -393,9 +394,8 @@
 
 #### Angular.js
 
-* [Angular.js Youtube Channel](https://www.youtube.com/angularjs)
 * [CodeCademy Angular](https://www.codecademy.com/learn/learn-angularjs)
-* [egghead.io youtube channel: Learn AngularJS with Tutorial Videos & Training](https://www.youtube.com/user/johnlindquist)
+* [Egghead.io - AngularJS](https://www.youtube.com/playlist?list=PLP6DbQBkn9ymGQh2qpk9ImLHdSH5T7yw7) - John Lindquist
 * [Shaping up with Angular.js](https://www.codeschool.com/courses/shaping-up-with-angular-js)
 
 
@@ -525,6 +525,7 @@
 ### MATLAB
 
 * [Data Processing and Feature Engineering with MATLAB](https://www.coursera.org/learn/feature-engineering-matlab) (coursera)
+* [Introduction to Matlab in English](https://www.youtube.com/playlist?list=PLGED90Y_uL1KLpdRmVtwfpNoYCWU9RPkK) -Mohammed Mohammed
 * [MATLAB and Simulink Training](https://matlabacademy.mathworks.com)
 * [MIT 18.S997 Introduction to MATLAB Programming](http://ocw.mit.edu/courses/mathematics/18-s997-introduction-to-matlab-programming-fall-2011/)
 
@@ -670,6 +671,8 @@
 
 ### Ruby
 
+* [Agile Development Using Ruby on Rails - Advanced](https://www.edx.org/course/agile-development-using-ruby-rails-uc-berkeleyx-cs169-2x#!)
+* [Agile Development Using Ruby on Rails - Basics](https://www.edx.org/course/agile-development-using-ruby-rails-uc-berkeleyx-cs169-1x#!)
 * [An Introduction to Ruby Programming Language](https://www.researchgate.net/publication/322222154_An_Introduction_to_Ruby_Programming_Language) - Ali Tourani (HTML, PDF)
 * [Learn how to program: Ruby](https://www.learnhowtoprogram.com/ruby) - Epicodus Inc.
 * [Learn Ruby](https://www.learnrubyonline.org)
@@ -701,14 +704,6 @@
 * [Zero to Hero: A Practical Network Penetration Testing Course](https://www.youtube.com/playlist?list=PLLKT__MCUeiwBa7d7F_vN1GUwz_2TmVQj) - The Cyber Mentor
 
 
-### Software Engineering
-
-* [Advanced Software Construction in Java](https://www.edx.org/course/advanced-software-construction-java-mitx-6-005-2x#!)
-* [Agile Development Using Ruby on Rails - Advanced](https://www.edx.org/course/agile-development-using-ruby-rails-uc-berkeleyx-cs169-2x#!)
-* [Agile Development Using Ruby on Rails - Basics](https://www.edx.org/course/agile-development-using-ruby-rails-uc-berkeleyx-cs169-1x#!)
-* [Software Construction in Java](https://www.edx.org/course/software-construction-java-mitx-6-005-1x)
-
-
 ### Swift
 
 * [100 days of Swift](https://www.hackingwithswift.com/100) - Hacking With Swift
@@ -752,4 +747,6 @@
 * [Learn web development](https://developer.mozilla.org/en-US/docs/Learn) - Mozilla Contributors
 * [Python Web Scraping & Crawling using Scrapy](https://www.youtube.com/playlist?list=PLhTjy8cBISEqkN-5Ku_kXG4QW33sxQo0t)
 * [The Odin Project - Learn Web Development for Free](http://www.theodinproject.com)
+* [Web Devevelopment Tutorials for Beginners](https://www.youtube.com/playlist?list=PLoYCgNOIyGAB_8_iq1cL8MVeun7cB6eNc) - LearnCode.academy
 * [Web Information Retrieval](https://www.youtube.com/playlist?list=PLAQopGWlIcya-9yzQ8c8UtPOuCv0mFZkr) - L. Becchetti, A. Vitaletti (University of Sapienza Rome)
+