Yes. You would still want backlinks.
They will be important for many reasons.
1. The search engine spiders need a way to find you.
2. The prospective visitor needs a way to find you.
3. Backlinks show that others think your page is important enough to share with others.
4. It could allow others to find your page, which means more potential traffic.
5. There are other search engines that would still value backlinks, even if Google does not, foolishly enough.