Yuunou Engineer ni wa Ura no Kao ga Aru: Watashi wo "Kaihatsu" suru Dekiai Step

Nagisa is a web engineer who's always been quick to take on more work than the average person. Her boss, Mr. Oikawa has always been popular for how young he is for a team leader and how hard he works. However, Nagisa learns what Mr. Oikawa's really like a little too quickly! The truth is, her perfect boss is a clumsy, uptight guy with some issues talking to people! Ever since then, the two have been sharing plenty of cute moments. Her heart can't stop pounding when Mr. Oikawa's around! (Source: MangaPlaza)