Please recommend mangas where the seme is kinda shy/introverted while the uke is outgoing ...

Ashita wa docchi da
Boku no Chi Sutte Kuremasen ka
Zurui Otoko ni Hirowaremashita (kinda)

https://www.mangago.zone/read-manga/the_best_luck_of_my_life/

Have you read "nerd project"?