[vimanuelt]

Keep your day job and start a side-hustle. Whenever you feel undervalued by others, do not get angry or frustrated. Instead, use that energy to build your business during evenings and weekends.

[xuhu]

Evening-and-weekends time isn't for more work. Either the current position works for you, or you start interviewing elsewhere.

[DerDangDerDang]

This. If you’re getting less than inflation as an annual raise it’s time to move unless you’re an owner.

Keep moving until you land somewhere that doesn’t just say they know your value, but will actually pay for it.