First of all, Booking.com is an amazing place to work. The people are awesome, and the workplace is great.

About the team, this is a small team with amazing people. You will have a tremendous amount of learning in this team.

They are doing great things to support the systems at Booking.com, and being a part of this team will definitely pave your way to very good positions later.

For the interview, they have a standard procedure, which you can check on their website.

The on-site interview can be really competitive. Just make sure you know what you are talking about.

Understand the systems you have developed. Perhaps get some insights on the architecture of big websites like Facebook, Google, and Twitter, and understand how things scale.

The interviewers are amazing and really easygoing. The last interview, which checks for culture fit, is the best. You get to have a very informal conversation, and it's amazing.

All in all, you get to meet amazing people and share your ideas.

If you have an interview for this position, this is your chance.

This is probably the coolest team and they are doing wonderful things. As this is a small team for now, you have a chance to stand out and make something that really makes things easier for the people of Booking.com.

Best of luck.

Questions regarding your own previous projects.

Questions about the systems they might want, for example: asking you to design an integration between two systems they have.

Behavioral questions, regarding what you would do in specific situations, etc.