Java architecture consultant for vendor selection -- 2

I have to do a technical decision and I need a highly experienced Java Architecture with deep technical focus.

Some technologies required:
- Java
- J2EE
- Spring-Boot
- JHipster
- especially high degree of expertise and experience

Interview will be done after award as a video meeting.

Payment is fixed as 50USD/h (assuming from 0.5h - 2h call) and will be paid as fixed price

IMPORTANT:
at least 20y of Java experience!