bharatm

I m from India,i too got it.

Try your luck on YouTube, it might have all videos on course as playlist

Look up Freecodecamp. It is free.

They did research not because they want to support Java community, but because they want to make gains from making it proprietary.

These are good places to start exploring.

MOOCs:

https://www.edx.org/course/architecting-distributed-cloud-ap...

https://www.edx.org/course/reliable-distributed-algorithms-p... - Part 2 contains all material from part 1 and part 2.

Books:

Big Data: Principles and Best Practices of Scalable Real-time Data Systems

Designing Data‑Intensive Applications

Programming Models for Distributed Computation

There are assignments in Go and other course material at MIT distributed systems course: https://pdos.csail.mit.edu/6.824/

https://disco.ethz.ch/courses/podc/ has some good lecture notes as well.

Documentation for Java EE and spring is a good starting point