I would recommend Project Hail Mary if you enjoy science and engineering.

If you're a fan of urban fantasies and a science fantasy world, give Minimum Wage Magic a try.

Light’s Insurgent is a novel for readers who enjoy light sci-fi and character focused stories.

The Stars Within is a great novel for fans of soft sci-fi novels with military sci-fi and space exploration mixed in.

Aethyna Queen of Game Neko Revolt is for readers who enjoy virtual reality settings based around politics and fighting oppression.