It sounds like you’ve got enough familiarity with the whole development lifecycle, as applied to a smaller single-dev-sized project, that you’d be great as an SDE 2 at a larger company, ready within a few years to step up to Senior. There are companies with hundreds of developers who only rarely hire straight out of college, where your level of experience is exactly what they want.
(There are also companies with hundreds of developers who do hire straight out of college, and I’m not trying to disillusion recent grads.)