Colleges in Rajasthan

Yes, you are eligible to get admission.

The eligibility criteria of M.Tech Part time of MNIT Jaipur is given below.
Eligibility criteria :
1. The applicant must have a Bachelor's degree in Engineering/AMIE in appropriate discipline with specified minimum 60% of marks.
2. At least one year regular service in the institute for working employe

No issue, there is no age to learning, I am doing My Ph.D. at age of 40.

You have not write about the category you belongs. However your expected JEE Main AIR is about 43175. The closing ranks of last year are not available, however the ranks below the 40000 can be good enough for CSE. So you have chances in CCE and ECE.

Yes, it is better to pursue B.Tech In computer Science from Poornima University. Also there are other branches in Poornima University under CSE like Cloud Computing with Information Security, Data Science, Artificial Intelligence you can also look out for these courses.

Poornima University is the best for B.Tech in CSE as all the latest technologies the latest courses the experienced faculty and the digital learning. The way of imparting knowledge and the hands on practice makes Poornima University the best for CSE.

Among IIMT Group of Colleges in Greater Noida and Poornima University in Jaipur, IIMT is better than Poornima University.

Last date for submitting application is 15th april 2020 but for application form correction lasts upto 20 th april.