Java Struts Upgrade Specialist Needed

I'm looking for an experienced Java Struts specialist to help me upgrade my web application's backend logic from Struts1 to Struts2.

Key Requirements:
- Proficient in Java and Struts framework
- Experience with web application development
- Familiarity with upgrading processes from Struts1 to Struts2

Additional Information:
- Comprehensive documentation for the backend logic will be provided to assist in the upgrade process.
- Core functionalities that should remain unchanged include: Business logic processing

Ideal Skills and Experience:
- Strong background in Java development
- In-depth knowledge of Struts1 and Struts2
- Experience in maintaining core business logic during upgrades
- Ability to work with provided documentation to ensure a smooth transition

Looking forward to your bids!