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Hi, I am

Vinícius

Software and product engineer

From idea to launch — software people actually use.

LinkedIn·GitHub

Portrait of Vinícius Hack

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Balneário Camboriú, Brazil

About

Who I am.

I have been a hired developer since 2021 (I wrote my first line of code in 2019) and, on the side, I build my own apps and apps for clients (freelance). What I care about is the path. Sit with the problem, pick the right tool, and ship something people actually use — that also creates business value.

Stack

Front

  • TypeScript
  • React
  • Next.js
  • Tailwind

Back

  • NestJS
  • Rust
  • Postgres
  • Firebase
  • Supabase
  • BullMQ

Mobile & product

  • Expo
  • React Native
  • Stripe
  • AI (Agent)

Portfolio

Selected work.

Pick a project to see the cover and the story.

Alento Foto & Filme

Alento Foto & Filme

freelance

A wedding photography and film site: portfolio, galleries, and a quote request. A freelance job from a draft to clients using it.

  • React
  • TypeScript
  • Supabase
View project

Experience

Where I have worked.

  1. July 2026 — present

    Software and product engineer · Automatize

    An agent so a non-technical customer can create, pause, and read paid-traffic campaigns — in the app and on WhatsApp. The same idea can sell, alert support, or brief the internal team.

    1
  2. 2022 — present

    Software and product engineer · Layback Trading

    Front of the white-label platform (100k+ users/day), a NestJS API and Rust bot engine against a regulatory deadline, and a financial simulation that had to filter 30GB+ without asking for more machines — and much more.

    2
  3. 2021 — 2022

    Software engineer — front-end · Goalfy

    The Stripe payment and subscription flow, and a react-flow diagram, so conversion stopped dying in the middle of the path.

    3

Presence

Let's talk.

Open to a conversation — a stuck product, a team that needs someone who will take it off the page, or a partnership that does not have a name yet.