I was in a similar position. I have completely switched stacks every handful of years, like 5 C#/.NET stuff, then 5 usual full stack web stuff, then again with

I was in a similar position. I have completely switched stacks every handful of years, like 5 C#/.NET stuff, then 5 usual full stack web stuff, then again with pure embedded C (which was my favorite tbh), and now back to web. It never caused any problems, in fact I played into ability to learn/switch stacks as an ability in interviews and it seemed to work. if nothing else, dont think of specializing in c (or any non hipster native code really) as obsoleting yourself. think of how much the next wave of cobol maintainers are going to make and times that by c's huge foundational reach