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Jun 11, 2025 · 15m · starter-story

How I Built It: $9K/Month Micro-SaaS

Leandro Zubrezki · 9m spoken Pat Walls · 4m spoken
0:00 / 0:00
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gold bands on the timeline = statements, start to end. Hover to read, click to jump. CC turns on captions

In this Starter Story interview, independent software developer Leandro breaks down how he built Sync to Sheets, a single-feature micro-SaaS generating $9,000 per month. He shares actionable frameworks for uncovering software gaps, rapidly building MVPs with platform-native tools, leveraging marketplace distribution, and optimizing pricing.

How this conversation actually went

Every chapter scored 0–10 on four independent dynamics. Hover any point for the reasoning behind the score. Pat holds 33.4% of the talking time here. How this is scored →

Pat as informed peer 2.2 Guest teaching 4.3 Guest disagreement 0.0 Pat pushing back 0.0
05100:0010:000:41–3:23 · Pat as informed peer 3/10 Overview of Sync to Sheets and Key Business Metrics Pat sets up the interview collaboratively, asking standard exploratory questions about Sync to Sheets. Leandro educates the audience and host on finding micro-SaaS opportunities via Zapier gaps and Reddit validation.3:24–6:47 · Pat as informed peer 2/10 Leandro's Background: Transitioning from Engineering to Freelancing and Solo Building Pat asks open-ended biographical and idea-generation questions. Leandro provides practical guidance on ideation, Upwork client demand, and finding differentiation angles.6:47–8:59 · Pat as informed peer 2/10 Scoping MVP Features and Polishing the User Experience Leandro explains feature scoping and UI details for MVP creation. Pat listens attentively and transitions into an ad read for monday.com marketplace.9:00–11:13 · Pat as informed peer 2/10 Distribution Strategies: Marketplaces, Live Chat, SEO, and Keyword Monitoring Pat prompts Leandro on post-launch distribution. Leandro breaks down his practical tactics, detailing how F5Bot keyword alerts on Reddit and marketplace SEO drive traffic versus non-converting spikes from Product Hunt and Hacker News.11:13–13:54 · Pat as informed peer 2/10 Tech Stack Architecture, Operating Margins, and Server Costs Pat inquires about the tech stack, server costs, and lessons learned. Leandro shares key operational insights, including how cutting the free tier grew MRR from 5k to 8k.13:54–14:47 · Pat as informed peer 2/10 Founder Advice: Monetize Immediately and Validate Real Willingness to Pay Pat asks his standard closing question about founder advice. Leandro stresses the importance of charging early to validate true willingness to pay before wrapping up the conversation.0:41–3:23 · Guest teaching 5/10 Overview of Sync to Sheets and Key Business Metrics Pat sets up the interview collaboratively, asking standard exploratory questions about Sync to Sheets. Leandro educates the audience and host on finding micro-SaaS opportunities via Zapier gaps and Reddit validation.3:24–6:47 · Guest teaching 4/10 Leandro's Background: Transitioning from Engineering to Freelancing and Solo Building Pat asks open-ended biographical and idea-generation questions. Leandro provides practical guidance on ideation, Upwork client demand, and finding differentiation angles.6:47–8:59 · Guest teaching 3/10 Scoping MVP Features and Polishing the User Experience Leandro explains feature scoping and UI details for MVP creation. Pat listens attentively and transitions into an ad read for monday.com marketplace.9:00–11:13 · Guest teaching 5/10 Distribution Strategies: Marketplaces, Live Chat, SEO, and Keyword Monitoring Pat prompts Leandro on post-launch distribution. Leandro breaks down his practical tactics, detailing how F5Bot keyword alerts on Reddit and marketplace SEO drive traffic versus non-converting spikes from Product Hunt and Hacker News.11:13–13:54 · Guest teaching 5/10 Tech Stack Architecture, Operating Margins, and Server Costs Pat inquires about the tech stack, server costs, and lessons learned. Leandro shares key operational insights, including how cutting the free tier grew MRR from 5k to 8k.13:54–14:47 · Guest teaching 4/10 Founder Advice: Monetize Immediately and Validate Real Willingness to Pay Pat asks his standard closing question about founder advice. Leandro stresses the importance of charging early to validate true willingness to pay before wrapping up the conversation.0:41–3:23 · Guest disagreement 0/10 Overview of Sync to Sheets and Key Business Metrics Pat sets up the interview collaboratively, asking standard exploratory questions about Sync to Sheets. Leandro educates the audience and host on finding micro-SaaS opportunities via Zapier gaps and Reddit validation.3:24–6:47 · Guest disagreement 0/10 Leandro's Background: Transitioning from Engineering to Freelancing and Solo Building Pat asks open-ended biographical and idea-generation questions. Leandro provides practical guidance on ideation, Upwork client demand, and finding differentiation angles.6:47–8:59 · Guest disagreement 0/10 Scoping MVP Features and Polishing the User Experience Leandro explains feature scoping and UI details for MVP creation. Pat listens attentively and transitions into an ad read for monday.com marketplace.9:00–11:13 · Guest disagreement 0/10 Distribution Strategies: Marketplaces, Live Chat, SEO, and Keyword Monitoring Pat prompts Leandro on post-launch distribution. Leandro breaks down his practical tactics, detailing how F5Bot keyword alerts on Reddit and marketplace SEO drive traffic versus non-converting spikes from Product Hunt and Hacker News.11:13–13:54 · Guest disagreement 0/10 Tech Stack Architecture, Operating Margins, and Server Costs Pat inquires about the tech stack, server costs, and lessons learned. Leandro shares key operational insights, including how cutting the free tier grew MRR from 5k to 8k.13:54–14:47 · Guest disagreement 0/10 Founder Advice: Monetize Immediately and Validate Real Willingness to Pay Pat asks his standard closing question about founder advice. Leandro stresses the importance of charging early to validate true willingness to pay before wrapping up the conversation.0:41–3:23 · Pat pushing back 0/10 Overview of Sync to Sheets and Key Business Metrics Pat sets up the interview collaboratively, asking standard exploratory questions about Sync to Sheets. Leandro educates the audience and host on finding micro-SaaS opportunities via Zapier gaps and Reddit validation.3:24–6:47 · Pat pushing back 0/10 Leandro's Background: Transitioning from Engineering to Freelancing and Solo Building Pat asks open-ended biographical and idea-generation questions. Leandro provides practical guidance on ideation, Upwork client demand, and finding differentiation angles.6:47–8:59 · Pat pushing back 0/10 Scoping MVP Features and Polishing the User Experience Leandro explains feature scoping and UI details for MVP creation. Pat listens attentively and transitions into an ad read for monday.com marketplace.9:00–11:13 · Pat pushing back 0/10 Distribution Strategies: Marketplaces, Live Chat, SEO, and Keyword Monitoring Pat prompts Leandro on post-launch distribution. Leandro breaks down his practical tactics, detailing how F5Bot keyword alerts on Reddit and marketplace SEO drive traffic versus non-converting spikes from Product Hunt and Hacker News.11:13–13:54 · Pat pushing back 0/10 Tech Stack Architecture, Operating Margins, and Server Costs Pat inquires about the tech stack, server costs, and lessons learned. Leandro shares key operational insights, including how cutting the free tier grew MRR from 5k to 8k.13:54–14:47 · Pat pushing back 0/10 Founder Advice: Monetize Immediately and Validate Real Willingness to Pay Pat asks his standard closing question about founder advice. Leandro stresses the importance of charging early to validate true willingness to pay before wrapping up the conversation.

speaking balance: gold is Pat, purple is the guest (3 minute bins)

0:00 · Pat 34.2% · guest 65.8%0:00 · Pat 34.2% · guest 65.8%3:00 · Pat 16.7% · guest 83.3%3:00 · Pat 16.7% · guest 83.3%6:00 · Pat 56.1% · guest 43.9%6:00 · Pat 56.1% · guest 43.9%9:00 · Pat 16.1% · guest 83.9%9:00 · Pat 16.1% · guest 83.9%12:00 · Pat 33% · guest 67%12:00 · Pat 33% · guest 67%15:00 · Pat 100% · guest 0%15:00 · Pat 100% · guest 0%
Sharpest disagreement ▶ 12:47 Risky decision to kill the free tier despite user pushback

In a universally cordial interview, the closest to combativeness is Leandro describing his willingness to anger users by cutting the free plan to force monetization.

 Hardest push from Pat ▶ 3:58 Pat redirects to modern discovery channels

Pat keeps the discussion actionable by redirecting Leandro from his past approach to where founders should find new SaaS opportunities today.

 Biggest teaching moment ▶ 2:45 Explaining how multi-step Zapier workflows reveal product niches

Leandro explains a tactical framework for finding product ideas by looking for messy, multi-step Zapier integrations that could be replaced by a single focused plugin.

 Pat holds their own ▶ 7:30 Pat outlines the solo dev marketplace playbook

Pat demonstrates domain expertise during the platform transition, articulating the structural advantages of marketplace distribution and low-friction discovery for solo developers.
the scores for every segment, with the reasoning behind each
ChapterTopicPat as informed peerGuest teachingGuest disagreementPat pushing backWhy
Overview of Sync to Sheets and Key Business Metrics 3500 Pat sets up the interview collaboratively, asking standard exploratory questions about Sync to Sheets. Leandro educates the audience and host on finding micro-SaaS opportunities via Zapier gaps and Reddit validation.
Leandro's Background: Transitioning from Engineering to Freelancing and Solo Building 2400 Pat asks open-ended biographical and idea-generation questions. Leandro provides practical guidance on ideation, Upwork client demand, and finding differentiation angles.
Scoping MVP Features and Polishing the User Experience 2300 Leandro explains feature scoping and UI details for MVP creation. Pat listens attentively and transitions into an ad read for monday.com marketplace.
Distribution Strategies: Marketplaces, Live Chat, SEO, and Keyword Monitoring 2500 Pat prompts Leandro on post-launch distribution. Leandro breaks down his practical tactics, detailing how F5Bot keyword alerts on Reddit and marketplace SEO drive traffic versus non-converting spikes from Product Hunt and Hacker News.
Tech Stack Architecture, Operating Margins, and Server Costs 2500 Pat inquires about the tech stack, server costs, and lessons learned. Leandro shares key operational insights, including how cutting the free tier grew MRR from 5k to 8k.
Founder Advice: Monetize Immediately and Validate Real Willingness to Pay 2400 Pat asks his standard closing question about founder advice. Leandro stresses the importance of charging early to validate true willingness to pay before wrapping up the conversation.

Statements from this episode (9)

Assertion Not checkable as stated
Sync to Sheets Generates $9K per Month as Single-Feature Tool
“My name is Leandro and I built an app that does only one thing and makes nine gain per month.”
Leandro Zubrezki Jun 11, 2025 ▶ 0:48
Assertion Not checkable as stated
Sync to Sheets Hits 70K Users, 450 Paying Customers, $120K Lifetime
“We have more than seventy-k users in the application, we have more than 450 paying customers, and we get kind of five-k visitors a month, and lifetime revenue probably around a hundred and twenty-k for the last four years.”
Leandro Zubrezki Jun 11, 2025 ▶ 1:17
Insight
Find Micro-SaaS Opportunities by Replacing Complex Zapier Workflows
“I believe Zapier is a good place to go and find those kinds of opportunities. So if you go to Zapier and you check, for example, the most common Zapps, you will see that pair of two applications, for example, and I will have some QuickBooks and Sheets. There's…”
Leandro Zubrezki Jun 11, 2025 ▶ 2:45
Disclosure
Zubrezki built the Sync to Sheets MVP in two weeks without AI
“And it took me two weeks, no AI, just Stack Overflow, Google, and searching for everything there.”
Leandro Zubrezki Jun 11, 2025 ▶ 5:00
Insight
Zubrezki Uses Upwork Postings to Identify Micro-SaaS Product Ideas
“If I were to look for ideas, I would use, I think, Upwork would be a great place to find ideas, because you can go there and see what people are looking for to build. And maybe if you can translate that Into a known solution to offer to other users. I think th…”
Leandro Zubrezki Jun 11, 2025 ▶ 5:29
Insight
Landing Page Live Chat Provides Crucial Early Customer Discovery
“Also something that really helped was having a chat interface in the landing page at the beginning, because that way you can have real conversations with customers and with users and try to understand what they need.”
Leandro Zubrezki Jun 11, 2025 ▶ 9:35
Insight
Product Hunt and Hacker News Bring Traffic, Not Paying Customers
“I also did a launch on ProductHunt a year and a half after launching the product for the first time. So that's also was a really nice source of traffic, not paying customers, but yes, traffic and visibility. And I remember I also posted on Hacker News. I got t…”
Leandro Zubrezki Jun 11, 2025 ▶ 10:47
Assertion Not checkable as stated
Removing the Free Plan Boosted Revenue to $8K in Two Months
“At the beginning we had a free plan and I realized that a lot of users were just using the free plan and that was enough for them. They didn't need to pay. So I made a decision to remove the free plan. It was risky. There was a lot of people angry about that, …”
Leandro Zubrezki Jun 11, 2025 ▶ 12:51
Insight
Charge from Day One to Validate Software Demand
“Charging from the beginning, I think is super important to not waste time building something that no one is going to be willing to pay for.”
Leandro Zubrezki Jun 11, 2025 ▶ 14:24
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