Enhancement of an mobile application created in react native

We have a mobile application created in react native js. This is basically a document management system . we need a developer/designer to do enhancements on this application. Tasks User Dashboard Screen Options/Screen Add Requests 1. Create Request - User can create different type of request. Based on request type 10 different type of request form screen will be displayed. This option to create request will be based on type of role user is in. 2. Pending Requests/Applications - How many pending request for my approval. it will display details as well who is the requester, for what purpose and when request is generated ? 3. Request Details screen- here user can see all the request details like approver level, reason for rejection etc. 4. My Application requests- How many actioned (e.g. approved/rejected) applications of the respected user. 5. Document upload feature- Here user can see list of files in a folder and can upload single or multiple files 6. Approval Workflow - 3 level of approval process will be there. a user can see what all request are assigned to him and accordingly he can view request details and approve/reject a request. he can add his comment on the request. 7. Search module - a search box will be provided on application request screen where user can search an application on many parameters like from date, request type etc