So, you might want to look at the open source projects from the said tech companies and adopt your coding habits to their style. Also, you may ask for code rev

So, you might want to look at the open source projects from the said tech companies and adopt your coding habits to their style. Also, you may ask for code review at your current place. I would actually say that you should write as much code as possible. I would also try to automate your sys admin work with infra-as-code tools like terraform or kuberentes. The key to becoming better developer is to practice as much as you can. You should not look at the long hours as a chore but as opportunity to code more.