Launching a Marketplace: From Excel to 14K Developers

Diego Oppenheimer spent five years building Microsoft Excel features used by a billion people. Then he discovered that even Microsoft's $7 billion research center couldn't get algorithms to the teams that needed them. So he set about launching a marketplace to fix that.

Algorithmia connects academics building powerful algorithms with app developers who can use them - and hit 14,000 developers on the two-sided platform far faster than expected. Diego shares the journey of launching a marketplace from scratch, plus the systematic fundraising approach that raised $2.5 million by pitching worst-fit investors first.

The real validation for this marketplace startup came from Microsoft. An algorithm Diego searched months for already existed inside Excel - nobody knew. He ranked 60 investors in a spreadsheet, flipped the list, and pitched bottom-up to polish his answers before reaching top targets for the algorithm marketplace.

🔑 Key Lessons

• 🎯 Validate demand before launching a marketplace by finding gaps in existing systems: If even Microsoft's $7 billion research center couldn't connect algorithms to product teams, the opportunity was real.
• 💰 Pitch worst-fit investors first when fundraising for launching a marketplace: Diego started from the bottom of his ranked list. By the time he reached top targets, he had polished answers to every hard question.
• 🛠️ Do things that don't scale to learn what customers need: First customers were essentially discounted consulting engagements that provided direct access to feedback.
• ⚡ Compress decision-making speed when leaving corporate for a marketplace startup: At Microsoft, decisions took months. At Algorithmia, you decide in days, be wrong, and never repeat the mistake.
• 🚀 Build the platform before scaling when launching a marketplace: Twelve months of stability work paid off when 14,000 developers joined months ahead of the multi-year target.
• 📉 Kill ideas quickly when they don't solve a business case: The first iteration was an algorithm competition two-sided platform. Being willing to kill it fast freed the team to build what worked.

Chapters

• Introduction
• Diego's background at Microsoft building Excel
• What Algorithmia does and the problem it solves
• How the algorithm marketplace works for both sides
• The origin story - backpacking trip to idea
• Moonlighting at Microsoft while launching a marketplace
• Building the MVP and getting first customers
• Systematic fundraising - ranking 60 investors
• Growth to 14,000 developers and university partnerships
• Lightning round begins
• Passion for STEM education for girls

Resources

• Full show notes: https://saasclub.io/97
• Join 5,000+ SaaS founders: https://saasclub.io/email