There are multiple ways to hire developers.
1. Contact the third-party odoo expert company and outsource services to them.
2. Find a freelancer from marketplaces.
3. Hire an agency from the Odoo partner network.
4. Connect and get a team from a reference network/LinkedIn
The process to hire a developer.
1. Finalise the scope and identify the needs.
2. Create a list of companies
3. Sortlist based on relevant experience
4. Conduct an interview and check relevant experience
5. Make NDA and Check the security point of view
6. Finalise the pricing
7. Onboard the developer/team.