Cross-Platform Desktop App Development

I'm seeking an experienced Java developer to create a cross-platform desktop application (Windows, MacOS, Linux) with a focus on data processing.

Key Requirements:
- Develop a robust data processing module
- Ensure seamless functionality across all specified operating systems
- Implement efficient algorithms for data handling and processing

Ideal Skills:
- Proficiency in Java and desktop application development
- Experience with cross-platform development tools
- Strong background in data processing techniques and algorithms
- Familiarity with all target OS environments

Please provide examples of similar work done, and ensure you have the necessary skills for this project.