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lejustudio

Digital product studio

We design and build your digital product.

Product, design, QA and development on one team, from the first sketch to a live product.

01Services

Everything a digital product needs, from one team

  1. Product and brand design

    Visual identity, research, prototypes and a design system.

  2. iOS and Android apps

    Expo, SwiftUI and Kotlin, published on the App Store and Google Play.

  3. Websites and landing pages

    Fast, accessible and ready for search engines.

  4. Web apps and dashboards

    Member areas and SaaS, with roles, reports and payments.

  5. APIs and integrations

    NestJS and PostgreSQL, connected to payments, email and other services.

  6. Infrastructure and deployment

    Staging, production, automatic deploys and monitoring.

02How we work

A complete team, with AI doing the heavy lifting

PO, design, QA and dev on the same project, with AI agents in every area. Every change arrives as a preview first and only goes in after a person approves it.

Change preview

  • POUS-014 · Book a trial class
  • Design6 screens, from empty to error
  • QA8 test cases, ranked by risk
  • Dev18 new tests, all passing
Waiting for your approvalApprove

03Engineering

Serious software doesn't rely on luck

Every change goes through the same automated pipeline before it reaches the people who use your product.

Change pipeline

running
  1. Code reviewqueued
  2. Automated testsqueued
  3. Buildqueued
  4. Stagingqueued
  5. Health checkqueued
  6. Production, once you say yesqueued
✓ All green. Ready for production.
of back-end commits in our latest product came with a test
86%
test cases in our latest product
4,437
deploys in a row, none of them failed
58

04Case study

aceleracing

Brazil's motorsport events in one place, on the web and on phones. We built the whole product: design, website, API, apps and infrastructure.

The aceleracing app calendar, with karting, drift and track day eventsAn event screen in the aceleracing app, with the schedule and the buy button

05Contact

Let's talk about your project

Tell us what you want to build, on WhatsApp or by email.

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