Using this suggestion from electronics stackexchange:

https://electronics.stackexchange.com/questions/67775/driving-led-strip-from-microcontroller

MOSFET datasheet:

https://www.infineon.com/dgdl/irlml2502.pdf?fileId=5546d462533600a401535667f44d2602

MCU Power supply datasheet:

https://www.sparkfun.com/datasheets/Components/LD1117V33.pdf

Possible alternative MOSFET:

https://assets.nexperia.com/documents/data-sheet/PMV20XNE.pdf

Other parts:
Power regulator for MCU: TLV76033DBZT (TI, SOT-23-3, 100mA)
Schottky Diode power in: 757-1SS404H3F (Toschiba, SOT-323-3, 300mA, 0.38V drop)
			 PMEG6020ER (Nexperia, SOD123W, 2A, .5V drop)

Resistors for LEDs:
Red: 470
Green: 390 (270)