Performance marketing is one of the most learnable skills in digital marketing, and you don't necessarily need experience to begin, just the right starting point.
I will suggest that you start by understanding what the fundamentals, like CPM, CPC, ROAS, and CTR, mean and how they connect to real business outcomes. You can get some good courses and certifications on this from Google's free Skillshop.
Pick one platform and go deep. Most beginners like to learn many things in a short time, like learning Google, Meta, and TikTok ads simultaneously, but it’s better to learn and master them one at a time.
Meta is a beginner-friendly platform, and it offers strong learning resources that will strengthen your foundation before expanding.
Run small test campaigns with a modest budget, even five to ten dollars a day. Real campaign experience teaches you faster than any course. Track everything, learn from what underperforms, and double down on what works.
Finally, do not forget to build a portfolio of results, even small ones, and share your journey on social media to build your brand and community, while sharing your newfound knowledge.