Architecture

Placements for architecture is rare, since architecture is practice oriented. You need to apply to firms in India or abroad and they hire you based on your portfolio and their requirement. An architect's career opportunities vary such as-
Entrepreneurs
Architects (Junior/ Senior)
Furniture design
Photog

Is it Jadavpur University-JU? Eligibility for B.Arch is -
No Candidate, with less than 50% marks in aggregate, shall be admitted to the architecture course unless he/she has passed an examination at the end of new 10+2 scheme of Senior School Certificate Examination or equivalent with Mathematics as

Check the list of all Architecture & Planning colleges/institutes in Pune listed on Shiksha at the link provided below. You should be able to navigate to a college of your choice using the filters on the web page. Regards. https://www.shiksha.com/architecture-planning/colleges/colleges-pune.

https://www.shiksha.com/b-tech/resources/jee-advanced-rank-predictor
I am sharing rank predictor link with you. You can idea about the college you can get by this.
Good luck.

NATA exam registration for the academic year of 2019 has not been released. You can check NATA exam dates for 2018 for reference purposes at the link provided below:
https://www.shiksha.com/architecture-planning/exams/nata/dates.

Yes, you got fair chances for getting into top NITs. Apply wisely, choose your specialization wisely and participate in the counselling process. You will surely get the best.

For going abroad, your NATA exam will have no value and for going abroad, you have to give some language proficiency tests like TOEFL or IELTS. Then, you need to apply separately for different colleges and universities. And also, you have to arrange for VISA.