Yes you can!
You can do everything you want to do!
Developers and Testers are intertwined with each other on various stages of production. You can’t build a reliable and efficient product without both being in sync with each other.
Even the STLC and SDLC are quite the same in their own weird way. You will need to perform comprehensive research and also think from other’s perspective. This blog will help you understand the the transitions that you will come across.