01
Day 0–3Diagnose
Understand the business problem
Before a line of code: where your revenue leaks, what process you run manually and what tech can actually move.
AI Software Lab · live · 2026
AI software
that actually ships*
We build sites, systems and automations to grow your business. You bring the problem, we ship it running — no empty promises.
◆ diagnosis agent · processing live
Products live
16
in production
In progress
04
in the lab
Zero downtime
0
incidents in 2026
Production stack
Next.jsTypeScriptPythonPostgresSupabaseStripeAnthropicOpenAIVercelCloudflare
01What we deliver
Everything your business needs in one place.
From a simple site to a full system, with automation, all live. You don’t need to hire anyone else.
02How we work
Three steps. No theatre.
Most of AI today stops at the slide or the pretty demo. Here software goes live and earns — and few actually deliver that.
02
Day 3–21Build
Software that ships*
Pragmatic full-stack engineering. No Frankenstein stack, no promises. What goes live scales.
03
Day 21+Automate
AI agent layer
On top of software, agents that automate ops: support, follow-up, management. AI that takes boring work off your desk.
03Cases · 2025–2026
Delivered and running. No mockups.
Real software, live, generating sales.
live
diskat presentes.app
Checkout < 90s
01E-commerce · 3D Printing
3D-printing e-commerce
Full store with optimized checkout and management dashboard for selling 3D-printed products. Premium UX in a commoditized category.
Next.jsStripePostgres
internal
diskat ops · internal
12h/week saved
02Internal CRM · SaaS
Internal operations dashboard
Client’s internal system — no public demo, but the results speak. Lean dashboard to track sales, inventory and performance without the bloat of a heavy ERP.
ReactNodePostgresRedis
live
cali garage.app
↑ web quotes
03Landing page · Auto repair
Institutional site for an auto shop
Landing page presenting services, capturing leads and opening a direct channel with the client. A real site for a business that lives offline.
Next.jsTypeScriptTailwindVercel
live
a vegana.app
28 posts live
04Editorial blog · Vegan
Editorial blog with its own newsletter
Vegan content blog in MDX — categories, recipes with structured SEO and an owned newsletter. Live on its own domain, publishing weekly.
Next.jsMDXBrevoVercel
live
quituteria da fafá.app
Order straight on WhatsApp
05E-commerce · WhatsApp checkout
Homemade-goods shop with WhatsApp checkout
Catalog of homemade sweets and savories with cart and order closing straight on WhatsApp. Live on its own domain.
Next.jsTypeScriptVercel
live
starck representações.app
Quote straight on WhatsApp
06B2B catalog · Sales representation
B2B catalog with WhatsApp quoting
Institutional site + B2B catalog of packaging and disposables, with quote building that closes straight on WhatsApp. Showcase of the represented brands and two-sided capture: buyer and manufacturer.
Next.jsSupabaseResendVercel
04◆ own products
It's not just client work.
We also build, run and sell our own ideas — from a revenue-generating SaaS to a game with an online ranking. Same stack, same rigor we ship to you.
pregapp.com.br
PregAppIs this tender worth it?live
Public-tender tracking on PNCP
Our own software to track public tenders on Brazil's PNCP portal: search, filters and deadline alerts by email. Built, run and sold by us — from database to billing.
Next.jsPostgresSupabaseResend
zona75.com
live
ZONA75
A JezzBall remake: capture 75% of the arena and climb the ranking.
Next.jsSupabase
naipe.donadaolabs.com
live
Naipe
Spider, Klondike and FreeCell in one place, with a global ranking.
HTMLSupabase
pixelfc.donadaolabs.com
live
Pixel FC
Pixel-art free kicks: bend it past the wall, beat the keeper and climb the ranking.
HTMLCanvasSupabase
◆ principle
Software is not art. It’s revenue infrastructure.
— Vinicius Donadão · Founder
05Public changelog
What shipped in the last weeks.
Public release log. No makeup.
2026-09-05shippedCali Garage Ops · shop management system live for the client.#a4f0b2c
2026-08-13shippedEvogest · property management company site delivered and live.#a4f1b2c
2026-08-05agentFonte · source-cited document RAG, open source.#a4f2b2c
2026-07-28shippedVODGOS · institutional site and council area live.#a4f3b2c
2026-07-19shippedAgenharia · internal panel for the agent-run operation live.#a4f4b2c
2026-07-18shippedSite · Pixel FC added to the showcase.#a4f5b2c
2026-07-12shippedSite · Own Products section live.#a4f6b2c
06Who operates
The person behind the code.
No middleman agency. You talk directly with who builds it.
founder · live
Vinicius Donadão
Computer Scientist · Founder
Computer scientist with a background in critical industrial automation. I build software and AI agents that solve the right problem: generating revenue.
Donadão Labs is the operation I run: sixteen products live, four in progress, and current focus on AI agents for businesses already earning, but still operating on WhatsApp.
07FAQ
Questions that always come up.
No. The 30-minute diagnosis is for that. You arrive with the problem, leave with a plan: scope, timeline and what makes sense to build first.
Ready to ship?*
Tell us what needs to run. In 30 minutes you get diagnosis + a real implementation plan.
Book a diagnosis →