available for select projects
[ independent systems designer ]

Esteban
Marquez

I design and build tailor-made systems and SaaS software for niche industries that deserve better tools.

01 — 03 scroll to exploresystems / software / care
[ what I do ]

Useful software, with a point of view.

Most software is made for everyone. I work with the people who have been left to make do — turning specific, messy workflows into products that feel obvious.

[ selected work ]
( 03 projects )
case study / Automotive

Autoflow

An end-to-end ERP for an automotive enterprise, automating billing, global purchasing, expenses, attendance, payroll and warehouse operations.

Preview of the automotive ERP purchase order and warehouse dispatch screens.
Automotive ERP / operations01 — purchasing
01 / 03
[ inside autoflow ]
01 / Automotive ERP

One system for the whole operation.

I designed and built a tailor-made ERP for an automotive enterprise, bringing its core business processes into one connected system and automating the workflows behind them.

Screens / 03Selected views · fictional client data
Purchase order management and warehouse dispatch screens from the automotive ERP.
01 / Purchasing & operationsPurchase orders · warehouse dispatch
Financial analysis screen with revenue reporting and financial categories.
02 / Financial analysisRevenue reporting
Accounts overview screen with annual performance chart and account categories.
03 / Business intelligenceAccounts · annual performance
  • 01

    Billing & invoicing

    Automated billing workflows.

  • 02

    Purchasing & global trade

    Purchasing and trade exchanges spanning all continents.

  • 03

    Expense administration

    Administrative expenses managed in one place.

  • 04

    Attendance with geolocation

    Location-aware attendance tracking.

  • 05

    Payroll

    Payroll administration within the same system.

  • 06

    Warehouses

    Warehouse operations connected to the wider business.

[ the good stuff ]
01

Start with the real problem.

No theatre. Just close attention to how work actually gets done.

02

Make the complex feel light.

Every screen should earn its place — clear enough to use, powerful enough to grow with.

03

Ship something people keep.

Beautiful is a baseline. Useful is the thing that brings people back tomorrow.