Startup Blacksmith Earns Tens of Millions with Just 30 Employees

Blacksmith, founded in 2024, sells tools that automatically test and build software. It reached $10 million in yearly revenue with 10 employees. Now at roughly 30 staff, revenue is in the tens of millions. Over 5,000 customers include Mercury, Supabase, and Expensify. Peak XV led a $45 million investment round valuing the company at $550 million.