How a Side Hustler Makes 5000 Monthly as a Freelance CRO Specialist

Lucas: So there’s this side hustle that’s quietly growing, and most people haven’t heard of it unless they work in e-commerce or SaaS. It’s conversion rate optimization — CRO — and one freelancer I came across, Emily Tran, is pulling in about $5,000 a month doing it part-time. Luna: Is that the person who audits landing pages and runs A/B tests? I’ve seen a few profiles like that on Upwork. Lucas: Exactly. Emily started about two years ago. She was a marketing coordinator at a midsize retailer, and she noticed the company’s checkout page had a 65 percent drop-off rate. She suggested a few tweaks — simpler form fields, a progress bar — and conversions went up by 12 percent. Her boss told her to run with it, and she realized there was a whole freelance niche here. Luna: That’s a great origin story. So what does her typical month look like now? $5,000 — is that three clients? Five? Lucas: She works with about four to six clients at a time. Most are Shopify stores and small B2B software companies. Her standard engagement is a CRO audit — she reviews the site, runs heatmaps through Hotjar, looks at session recordings, and then writes a report with prioritized recommendations. That alone is usually $1,000 to $1,500 per project. Lucas: Then she offers ongoing A/B testing — she’ll set up experiments in Google Optimize or VWO, run them for two weeks, and report on results. That’s a monthly retainer, typically $500 to $800 per client. So if she has three retainer clients and two audit projects in a month, she hits $5,000 pretty easily. Luna: Right, and she’s not a developer or a data scientist. She’s using tools that are fairly accessible. I’d imagine the hardest part is convincing a client that you can actually improve their numbers. Lucas: That’s the key hurdle. Emily told me she landed her first three clients by offering a free mini audit — just one page, one recommendation. She’d go into a Shopify store’s product page, find something obvious like a missing call to action or a confusing layout, and email the owner a screenshot with a suggested fix. Two out of three said yes to a paid full audit. Luna: That’s smart because it proves value upfront. And honestly, if today’s episode gave you one idea that helps you land a client or think differently about your own site, that’s worth a coffee. If it was worth a coffee to you, you can find the show at buy me a coffee dot com slash fexingo. Smallest ask, no pressure, just keeps the podcast ad-free. Lucas: Yeah, and we really appreciate that. So back to Emily — she also says the biggest mistake new CRO freelancers make is focusing on design tweaks before understanding the user. She always starts with data: where are people clicking, where are they dropping off, what are they searching for on the site. That dictates everything. Luna: So it’s more methodical than just guessing. What tools would someone need to get started without spending a lot? Lucas: Hotjar has a free tier that gives you enough heatmaps and recordings for a small site. Google Optimize is free if you’re running basic A/B tests. And Google Analytics is free, obviously. So your upfront cost is basically zero, just your time learning the tools. Emily says she spent about 20 hours over two weeks watching tutorials and running tests on her own blog before she felt ready. Luna: And then how do you find clients? Besides the cold email audit approach. Lucas: She’s active in e-commerce Facebook groups and Reddit communities like r/shopify and r/ecommerce. She doesn’t pitch directly — she answers questions about conversion issues, and people DM her. She also has a simple portfolio page with three case studies, each showing a before and after conversion lift. That’s it. Luna: I love that it’s not about having a huge network. It’s about demonstrating you can move the needle on a metric that directly affects revenue. Lucas: Exactly. And the demand is only growing. According to a report from Grand View Research, the CRO software market is expected to grow at about 13 percent compound annual growth rate through 2030. More companies are investing in optimization because ad costs are rising — it’s cheaper to improve conversion on existing traffic than to buy more traffic. Luna: That’s a strong tailwind. So if someone listening is a marketer, a designer, or even a product manager, this could be a natural extension. Lucas: Totally. Emily’s background was actually in graphic design, not marketing. She learned the analytics side on the job. And now she’s earning $5,000 a month on the side while working full-time as a UX designer. She told me she spends about 10 to 12 hours a week on freelance work. Luna: What does she charge per hour if you break it down? Lucas: She doesn’t bill by hour. She charges per project or per retainer. But if you estimate, $5,000 for roughly 40 to 50 hours a month, that’s about $100 to $125 an hour. That’s solid for a side hustle. Luna: And she can scale that — take more clients, raise rates, maybe go full-time eventually. Lucas: She’s actually considering that. Her goal is to replace her full-time salary within two years. She’s already at $60,000 a year from freelance, and her day job pays $75,000. So she’s close. Luna: That’s impressive. So for anyone thinking about this, what’s the first step? Should they go take a course? Lucas: Emily’s advice is: don’t pay for a course yet. Instead, go audit a website you use regularly — maybe a local business or a friend’s online store. Use free tools. Find one thing that could improve conversion. Write it up as a case study. That becomes your first portfolio piece. Then start the cold audit outreach. Luna: That’s actionable. And it costs nothing but time. Lucas: Right. And one more thing — she emphasized that you don’t need to be a statistician. You just need to understand basic A/B testing principles: run tests long enough, don’t peek at results early, and focus on one variable at a time. Most clients don’t expect PhD-level rigor. Luna: So it’s a mix of psychology, design, and data. That’s a sweet spot for a lot of people. Lucas: Absolutely. And if you’re already working in marketing or design, you probably have half the skills already. The other half is learnable in a few weekends. Luna: We’ll put some links in the show notes to the free tools Emily mentioned — Hotjar, Google Optimize, and a few others. Lucas: Good idea. And if you try this and land your first client, let us know. We’d love to feature your story on a future episode. Luna: That’s a wrap for today. Thanks for listening, and we’ll talk to you next time.