Pay isn't very competitive; lackluster benefits.
Tech stack is relatively stale and uninspired.
Perpetual dev process erosion fueled by deal-chasing and CTO micromanagement.
Lack of competent upper- and middle-management results in stagnant career growth for devs and difficulties/misunderstandings/hostility between departments.
Minimal opportunities for growth via promotion; extremely flat org chart.
Low/no-feedback environment for devs. Performance review or feedback of any kind was rare in my experience.
Overtly political office environment may be alienating if you're not likeminded.
Workday drinking in-office is allowed.