Preheat oven to 350 degrees F
In a small bowl, combine flour, baking powder, baking soda, cinnamon, and salt together. Set aside.
In a medium bowl, beat oil, brown sugar, white sugar, and espresso powder together until combined. Slowly add in each egg separately and mix together. Add in sour cream and vanilla bean paste.
On a separate plate/bowl mash the bananas until smooth. Add bananas to wet mixture and beat on medium speed. Add in flour and mix until fully combined.
Line a muffin tin. Scoop the batter into the liners and fill 1/2 way.