I’m an engineer who’s always looking for ways to blend my tech skills with my quieter personality. I’ve seen a lot about freelance coding or starting a YouTube channel, but those can feel a bit too extroverted for me. What are some side hustles that don’t require constant networking or being on camera? I’m especially curious about options that let me work independently but still tap into marketing or tech. Any suggestions for something that’s low-key but still rewarding?