As a Developer Programmer (ANZSCO 261312), you'll need a positive skills assessment from ACS before you can lodge an Expression of Interest (EOI).

With a Skill Level 1 occupation, you're eligible for the maximum education points if you hold a relevant Bachelor's degree or higher. A Doctorate in a STEM field can add an additional 10 points via the Specialist Education category.

The age sweet spot is 25-32 years (30 points). Combined with Superior English (IELTS 8+, 20 points) and 3+ years of Australian work experience, you can significantly boost your score.