Excel Integration RESTful API Development

I'm seeking an experienced API developer to create a RESTful API primarily for data retrieval and manipulation, with integration into Excel.

Key Requirements:
- Develop a RESTful API
- Focus on data retrieval and manipulation
- Integrate with Excel

Ideal Skills:
- Strong experience in building RESTful APIs
- Proficiency in data manipulation and retrieval
- Familiarity with Excel and its integration with APIs
- Knowledge of security best practices for API development

Please provide examples of similar work done.