Before May 23, 2014, if you would have asked me to create a search-engine-bot-crawlable JavaScript website for you, I would have tried to discourage you, vehemently. Now if you would ask me, I would tell you that that’s the way to go.
Just about all JavaScript MVC frameworks, that include AngularJS, modify the inner content of your HTML structure. This used to make the pre-rendered HTML difficult to index for search engines. However with the advancement of technology, Google and other search engines are understanding webpages better. Bot-Crawling of JavaScript, well simple JS to be precise, is no longer a major issue, and the content of more and more web apps is being indexed by search engines.
That’s awesome news for webmasters, however Google itself advises to be on cautious side