I don't know your definition of corporate hell but here are a few which might help:
Q: What do you consider important when measuring performance of your engineers?
Q: Can an engineer fix a bug without permission?
Q: Do the dev teams have access to deploy their software to the production environment?
Q: Can I download and install software to help me do my job?
Q: What policies do you have in place if I want to use an open source library or framework in your system?
Q: How often do your people work evenings and weekends?
Q: Is there an on-call requirement? How does that work?
Q: Can you describe the atmosphere? Is it fun? Is the department filled with laughter?
Q: What are your views on hobby projects outside of work? What other cool things are people here involved in?