diff --git a/courses/free-courses-en.md b/courses/free-courses-en.md
index 4e149767f..3a35d9c06 100644
--- a/courses/free-courses-en.md
+++ b/courses/free-courses-en.md
@@ -609,6 +609,7 @@
 
 * [Beginner's Series to: Node.js](https://youtube.com/playlist?list=PLlrxD0HtieHje-_287YJKhY8tDeSItwtg) - Microsoft Developer (YouTube)
 * [Building a RESTful API with Node.js](https://www.youtube.com/playlist?list=PL55RiY5tL51q4D-B63KBnygU6opNPFk_q) - Academind (YouTube)
+* [Data brokering with Node.js: Process data at the speed of technology](https://heynode.com) - Osio Labs Inc. *(signup requested, not required)*
 * [Express JS Crash Course](https://www.youtube.com/watch?v=L72fhGm1tfE) - Brad Traversy, Traversy Media (YouTube)
 * [ExpressJS Fundamentals](https://www.udemy.com/course/expressjs-fundamentals/) - Patrick Schroeder (Udemy)
 * [Node and Express Tutorial](https://www.youtube.com/watch?v=TNV0_7QRDwY) - John Smilga, Coding Addict (YouTube)
diff --git a/courses/free-courses-vi.md b/courses/free-courses-vi.md
index b0a5abe14..aa4c21b07 100644
--- a/courses/free-courses-vi.md
+++ b/courses/free-courses-vi.md
@@ -206,6 +206,7 @@
 * [Học lập trình React JS - Redux - NodeJS qua dự án thực tế](https://www.youtube.com/playlist?list=PLmbxe7ftoDqSNf5yGMhbDNjIZIM5mQ7Ow) - Thầy Nguyễn Đức Việt
 * [Học React Hooks cơ bản (2020)](https://www.youtube.com/playlist?list=PLeS7aZkL6GOsHNoyeEpeL8B1PnbKoQD9m) - Easy Frontend
 * [Học redux cơ bản 2020](https://www.youtube.com/playlist?list=PLeS7aZkL6GOvCz3GiOtvtDXChJRuebb7S) - Easy Frontend
+* [Khóa Học Fullstack SERN (SQL, Express.js, React.js, Node.js) Web Developer](https://youtube.com/playlist?list=PLncHg6Kn2JT6E38Z3kit9Hnif1xC_9VqI) - Hỏi Dân IT
 * [Khóa Học Lập Trình React.js - Redux](https://www.youtube.com/playlist?list=PLJ5qtRQovuEOoKffoCBzTfvzMTTORnoyp) - nghiepuit
 * [Lập trình ReactJS với Redux](https://www.youtube.com/playlist?list=PLzrVYRai0riQFEN586LOz3eMv2Rgy6WXS) - Khoa Phạm
 * [React.js Cơ Bản](https://www.youtube.com/playlist?list=PLzrVYRai0riSPcINVFvaCaM7Ul55DzpLd)