Mobile App & Web Functionality Testing

I'm looking for an experienced QA tester to perform mobile app performance testing and functional web testing.

Mobile App Testing:
- Focused on performance testing
- Must be done on multiple devices

Web Testing:
- Primarily functional testing
- Must be done across multiple browsers

Ideal Skills:
- Excellent understanding of performance metrics
- Strong background in functional testing
- Experience with cross-device and cross-browser testing

Please provide references of similar past projects you've completed.