Does this employee effectively communicate with others?
How effective of a leader is this person, either through direct management or influence?
Does this person find creative solutions, and own the solution to problems? Are they proactive or reactive?
How would you rate the quality of the employee’s work?
How well does this person set and meet deadlines? How reasonable are their time estimates?
How does this person stand up against the pillars of culture? What have been their successes? What are their challenges?
If you could give this person one piece of constructive advice to make them more effective in their role, what would you say?