I started as a really novice android developer. Like as in I just started reading a book. But I have learnt a lot now and what an experience it has been. Lately, I have already been really interested in using Zipline for Algorithmic Trading. So I started a blog on this topic, you can find it here: https://financialzipline.wordpress.com I have also developed a fully-fledged android app: https://play.google.com/store/apps/details?id=com.bekwaai&hl=en