IIT Goa will be a better option for joining CSE. It was under the mentorship of IIT Goa and a good coding culture is slowly developing on campus. The placement has been great for CSE over the last few years. Reputed MNCs like Microsoft, Google, Intel, Bosch, Paytm, etc. visited IIT Goa placements. During the last placement drive, students of CSE received the median CTC of INR 21 LPA.

All three of these IITs are new and offer similar academics for CSE. IIT Dharwad and IIT Goa are under the mentorship of IIT Bombay. While IIT Jammu is under the mentorship of IIT Delhi. So, you will get to learn from some of the best faculties in the field. 

In terms of placements, IIT Jammu is a little ahead. During IIT Jammu placements 2022, the average package for B.Tech CSE stood around INR 21 LPA. 

Both IIT Dharwad and IIT Goa are premier engineering institutes in India and offer excellent academic programs in various fields of engineering. However, if you are looking for a specific recommendation based on accessibility, infrastructure, hostel, and mess, it would be suggested to consider the following:

Accessibility:

• IIT Goa is located in the state of Goa, which is a popular tourist destination and has good connectivity to major cities through air, rail, and road networks.
• IIT Dharwad is located in Karnataka and has good connectivity by road, rail, and air, with Hubli Airport being the nearest airport.

Infrastructure:

• IIT Goa has a newly constructed campus with state-of-the-art infrastructure and facilities, including a modern library, computer labs, auditoriums, and sports facilities.
• IIT Dharwad has a green campus spread over a large area and boasts a modern infrastructure, including smart classrooms, well-equipped labs, and a central library.

Hostel and Mess:

• IIT Goa has well-maintained hostels and mess facilities that provide hygienic food and comfortable accommodation to students.
• IIT Dharwad also has good hostel and mess facilities with separate hostels for boys and girls and a variety of food options in the mess.

Based on the above factors, both IIT Dharwad and IIT Goa are good options to consider. However, it would be suggested to choose IIT Goa for its better accessibility and modern infrastructure.