David Heijl's activity on Indie Hackers · Page 2

Recent activity

Learning Rails at 48: Three Weeks from Product Owner to Solo Founder

Learning Rails at 48: Three Weeks from Product Owner to Solo Founder

Learning Rails at 48: Three Weeks from Product Owner to Solo Founder

I Keep Building Apps Before Validating. So I’m Fixing That.

Learning Rails at 48: Three Weeks from Product Owner to Solo Founder

Learning Rails at 48: Three Weeks from Product Owner to Solo Founder

A simple and efficient way to find your first users 🚀

I Just Got My First Paying Customer. His Name is John.

Stop "Chatting" with Your AI: Why Systematic Prompt Engineering is the Secret to Scaling

How AI Changed Product-Market Fit for SaaS Companies in 2026

Learning Rails at 48: Three Weeks from Product Owner to Solo Founder

Learning to code and building a $28k/mo portfolio of SaaS products

The Five-Foot Zone

Post-launch lesson: traffic came, activation didn’t