USA

The admission process is almost same abroad. While your CGPA in academics could be 75-80%, the other requirements are letter of recommendations, your participation in projects and co-curricular activities.
For Germany:
1. RWTH Aachen.
2. University of Bayreuth.
3. Technical University of Munich.
4. Technical University of Berlin.
For USA:
1. Michigan State University.
2. Indiana University.
3. Cornell University.
4. Kettering University.
5. Virginia Polytechnic.
You will need SAT and TOEFL for it.
While UK does not offer post work visa:
1. University of Bristol.
2. University of Leeds, Nottingham, etc. are the good ones.
You may also look for Singapore universities like NUS, NTU.