You may have the right combination of skills and passion to break into technical writing. There are many remote jobs in this field and you can find contract roles as well for side projects. Your blog may work as a writing portfolio, but it helps to have some examples of technical/instructional writing out there, even for entry level roles. People without paid experience often do some open source work to build a portfolio and network.

If you're interested, check out https://www.reddit.com/r/technicalwriting/