Hello,
I have gone through the project description that you want to modify your application and add options to log in with multiple platforms as well as automated text. Our company is web and mobile app developer with 7 years profession. We have over thirty software developers who have expertise in JavaScript, Java, WordPress, PHP, MySQL, Android, iOS, UI/UX Design. We are able to solve your problem.
Please provide us an opportunity to work along with you. So that we can also share our insights with you on your projects. We have no problem communicating in English.
Looking forward to your positive response.
Best regards,
Kelsey S.