Greetings!
Yes, have worked on similar project and sure, can assist you in fixing bugs/issues with your iOS app based in React native environment as per your requirements.
Relevant Skills and Experience
-Excellent ability in iOS development using React/Redux.
-Skilled in Swift, X-code, React-Native, Redux/Flux/router.
-Well versed with React.js development.
Proposed Milestones
$25 USD - Tentative cost
Can you please share the source code of your project ?