There's still some refinement needed to working patterns and practices as the company grows and the teams mature. However, any good ideas are listened to and implemented, and as things are found to work or not work, things are tweaked and continually improved.
There is what some might call a "start-up mentality" - which is a positive in most ways, but may be a little intimidating if you're used to working in a rigid, enterprise-style company where you're drip fed a list of user stories to get on with.