Yes, I can help you with the Native Cordova Plugin and add the Google Map in your existing Ionic App. But, can you please share with me your existing Ionic App to review?
I am a perfect fit for your requirement and can easily create a cross-platform based hybrid mobile app using PhoneGap/Cordova, IONIC or Similar. I have enough experience with Cross-Platform Hybrid Mobile Apps Development using Ionic-3/4, Angular-5/6/7, NodeJs, Rest API, MongoDB, HTML/HTML5, JavaScript, CSS3/4, Fire-base, PostgreSQL, Amazon AWS, Docker, and so on. I am Up for the Long Term Business Relationship and I can definitely provide you the Fast Work, as per your expectation.
I've expertise in REST web service, RESTful services & RESTful programming model. I have worked with JSON format: the result of a request to Web Service/ Web Site was in that format & I successfully parsed it in the Mobile app.
You'll get all the expected stuff like a great professional service and a fast turn around, at a bit less, and I get a bit more exposure.
I am confident to deliver you the quality result as per your expectations. I found my self a good fit further to assist you as you want a Well-experienced & Serious person for implementing your requirement.
I look forward to hearing back from you.
Best Regards,
Shailendra