It takes about 30 minutes and the interviewers are very kind and nice.
The questions are mainly about my projects or behavior questions.
1. Why rakuten
2. Why Japan
3. project- related questions like mySQL/MongeDB
I applied online. The process took 2+ months. I interviewed at Rakuten (Singapur) in Jan 2017
Interview
Applying through top career and they alert you if you passed the sorted list and preceded to the interview process.
1- programming test online
2- Skype firsts interviews
3- skype second interview on the same day if u passed the first one
4- offer meeting
I applied through a recruiter. The process took 4 weeks. I interviewed at Rakuten (Tokio) in Dec 2016
Interview
applying for the junior class position 1 week later for video interview and coding test through codility.
I passed the test and interview then I got another interviews. The test I got in codility was about the rectangles.