As a
Junior Game Economy Designer in the DMK team...

Achievements:

Propose and lead system improvement for time-limited events (TLEs).
Balanced 20 events for "Disney Magic Kingdom" to optimize player experience and monetization.
Identify and develop the purchase drivers and provide data-driven design, tuning, and pricing recommendations to improve game financial performance.
Analyze the collected data and report the underperforming aspects of the game economic model.
Research and deconstruct games and present findings with fellow designers.

To be a part of a big team, it is important to communicate proactively.
Asking questions is vital for growth, but researching before seeking help can also support my team.
Passion and taking initiative make a great worker.
Understand the point of view of the task reviewers to avoid similar mistakes or misunderstandings.

Design systems from the higher level. Don't focus on the detail too much initially.
Write notes and keep track of random ideas.
Knowledge of the system's balancing levers is the foundation of a good game balance job.
Data is crucial for system design, but we don't always have to wait for data.