Yes. Many traders begin by trading part-time while maintaining other responsibilities. The key is structuring your trading routine around the periods of the day when your strategy performs best.
Preparation and discipline become even more important when trading part-time, since time at the screen is limited.
Many successful traders began this way before eventually deciding whether they wanted to increase their time commitment.
If your goal is to transition from a traditional job to being a full time trader, we can show you how.