I've raced for multiple teams, securing podiums for three different constructors. My early career involved a stint as a test driver for a prominent Italian team. I secured a memorable victory in challenging wet conditions, showcasing my car control. Although known for my speed, consistency has sometimes been a challenge. Who am I?

1. I was a test driver for Ferrari.
2. I've driven for a Red Bull affiliated team.
3. I won a Grand Prix in the wet.
4. My career has been marked by both flashes of brilliance and periods of inconsistency.