Hello there ,
I have gone through your requirement for EBook mobule app and can assure you to provide the exact product you are looking for as i have 9+ years of experience working on application development (Android/IOS),I have worked on both hybrid and native applications,
I have worked on HTML5, CSS3, Javascript, used database like MySQL, NoSQL, PostgreSQL etc. I use Git for deployment for my projects.I also integrated Payment Gateway such as Paypl, QuickPay, @ch, Stripe etc. I integrated third party API like Facebook, Google, LinkedIn, Youtube etc.I also use reactJs, VueJs, AngularJs,Nodejs in my projects.
Let me know if you are available so we can discuss more on your app requirements and time required. I will provide regular updates for your app development and will share a public url where you can easily view your app development progress. Looking forward to your positive response.
Thankyou