Preheat oven to 350°F degrees
Grease 9-inch springform pan and set aside.
Whisk together flour, baking powder, and salt together in bowl.
Using a stand mixer fitted with whisk attachment, whip eggs on medium speed until foamy, about 1 minute.
Add sugar and orange zest, increase speed to high, and whip until mixture is fluffy and pale yellow, about 3 minutes
Reduce speed to medium and, with mixer running, slowly pour in oil.
Mix until oil is fully incorporated.
Add half of flour mixture and mix on low speed until incorporated.
Add orange juice mix until combined
Add remaining flour mixture and mix until just incorporated, about 1 minute, scraping down bowl as needed.
Transfer batter to prepared pan.
Bake until cake is golden brown. 40 - 45minutes
Transfer pan to wire rack and let cool for 30 minutes.
Enjoy