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Blog da Hens

Lições reais de quem opera SaaS próprios em produção. Preços, erros, decisões arquiteturais e números que ninguém publica.

Jun 16, 2026

"A pretty site doesn't sell — social proof above the fold and speed do"

Animated heroes don't convert. Social proof in the first viewport and an LCP under 2.5s do. The numbers, the right budget, and what I'd do today.

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Jun 9, 2026

"Automating Instagram publishing with AI: the technical pipeline from $0 to $40/month"

A 4-stage pipeline to auto-publish on Instagram with AI — caption, image, human review queue, Graph API. Three stacks from $0 to $40/month, with the real numbers.

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Jun 2, 2026

Why vibecoding doesn't work for mobile apps (and what to do with your v0 prototype)

v0 ships a website, Bolt ships code that won't compile for the stores. For a native app that survives review, vibecoding stalls. Here's where, and the fix.

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May 26, 2026

When to fire Lovable and hire a developer — 7-signal decision matrix

If 2+ of these 7 signals show up in your vibe-coded SaaS, stop iterating and hire a dev. Closed matrix with scoring and action band per tier.

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May 22, 2026

Vibe-coded WhatsApp bot — why it answers wrong in production (and the hardening checklist)

WhatsApp bots generated by Lovable, Bolt, or v0 break in 8 predictable ways once they hit production. Here's the checklist I run before any bot ships to a paying client.

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May 19, 2026

The real bill of vibecoding — what it actually costs to take a Lovable SaaS to 1,000 users

The 12-month invoice for scaling a Lovable-built SaaS from 0 to 1,000 active users: $3,000–$5,000 across infra, AI credits, and the rewrite nobody warns you about.

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