The 27-year-old winger came on with 15 minutes remaining, marking his 14th appearance in the Spanish top flight, where he has scored one goal.
Ejuke set up Dodi Lukebakio with an assist to seal Sevilla’s dominant 4-0 victory in the 84th minute.
Juanlu Sánchez had given the visitors an early lead, finding the net just five minutes into the game.
Isaac Romero extended the advantage in first-half stoppage time, before Sánchez struck again in the 67th minute to make it 3-0.
With the win, Sevilla climbed to 11th place in the league standings with 31 points.
The team had been winless in their last three matches (two draws, one defeat) before Sunday’s triumph.
Discover more from BrainBurst
Subscribe to get the latest posts sent to your email.