i have been working on odoo since version 4.2, it's been several years now. i have worked on each and every release from version 4.2 to v11, and now slowly starting few projects on V12.
Related to your requirements
1) i can discuss in english on audio call
2) i have much more than 3 years of experience in python, ERP, API, FTP, Warehouse, SQL, PostgreSQl and business processes.
3) noted for full-time commitment and weekends also to be a team player
4) i'm well versed with odoo and it's inner workings and flows
i'm independent, not associated with any company, please have look at my profile for reviews.