I like firebase and have been building my app around it - but there are just some issues that feel difficult to resolve with firebase. I need something real-time too. Just came across Built.io and wondered whether it’s worth exploring further.
Built.io Backend’s JavaScript SDK is compatible with most frameworks available today. Ionic Framework uses Angular.JS framework. As a result, Built.io Backend works smoothly with Iconic. Besides, their documentation too is straightforward and easy to understand. Here’s the link to Built.io Backend’s Javascript API reference.