Without any exposure to your code or you personally, my guess is that you're far from a bad software developer and unlikely to be inherently bad at interviews.

Without any exposure to your code or you personally, my guess is that you're far from a bad software developer and unlikely to be inherently bad at interviews. However, only planning 2 months for a job search means you're bad at managing your career. It can take that long to get the paperwork pushed through even once you have found a job!