The company is sizable and offers some benefits (a gym, employee cafeteria, etc.), and you can learn things.
The base salary is very low; you have to rely on overtime and performance to earn bonuses. The overtime culture is very strong, there are too many people and too much gossip, and the culture is not very good. You go home feeling mentally exhausted and become cynical.
You can see things like scheming and the harsh realities of interpersonal relationships. The division of labor is very specialized, and senior managers do not understand the hardships and practices of frontline employees; some of their ideas are just slogans...