I need a website to post java offers like rustjobs.dev and I need some custom functionallities

I am looking for a web developer to create a website for me that will allow users to post and search for Java job offers, similar to rustjobs.dev. I need some custom functionalities added to the website to enhance its functionality.

Functionality Requirements:
- Job posting and search
- User registration and login
- Payment processing

Design Preferences:
- No specific design or layout preferences
- I want the website to be professional and clean
- Open to ideas and suggestions

Mobile Responsiveness:
- The website needs to be mobile responsive

Ideal Skills and Experience:
- Strong web development skills, particularly in Java
- Experience in building job posting and search platforms
- Knowledge of user registration and login systems
- Proficiency in payment processing integration
- Ability to design a professional and clean website
- Familiarity with mobile responsive design principles