SMSantiago MadrizLet's talk

Software built with quality in the system.

I’m Santiago, a Software Engineer with Quality Engineering expertise. I build, test, and explain reliable production systems from the API to the user experience.

View selected work GitHub
  • Development
  • Test architecture
  • Production readiness
01 · DESIGN
Build the right system

Clear boundaries, useful constraints, maintainable code.

02 · VERIFY
Test where risk lives
  • API contracts
  • User journeys
  • Access control
  • Failure paths
03 · OPERATE
Ship with confidence

CI gates, observable behavior, production feedback.

Selected systems

Real work, deliberately engineered.

A small set of projects chosen to show product thinking, software development, and a quality strategy that goes beyond happy-path automation.

01Product system
Techy CR storefront homepage in English

Techy

A live bilingual commerce experience for Apple products in Costa Rica, supported by a private repository and a public-safe engineering story.

  • Next.js
  • TypeScript
  • Sanity
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02Commerce platform
Galería Mexicana storefront homepage

Galería Mexicana

A live retail experience connecting a searchable product catalog, cart, services, location, editorial content, and direct customer contact.

  • Next.js
  • Supabase
  • Jest
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03AI product demo
Spanish Sentiment Lab dashboard demo

Spanish Sentiment Lab

An interactive sentiment dashboard backed by a defensive Flask architecture, transparent sample data, and automated quality gates.

  • Python
  • Flask
  • Pytest
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Work experience

Engineering across software, quality, and operations.

Progressive responsibility from cloud support and automation to production software engineering and AI-assisted quality systems.

Software Engineer II

Datasite ↗

Java and Python document processing, AI-assisted Playwright tooling, deployment validation, and cross-system troubleshooting.

QA Engineer → Associate QA Engineer

Konrad ↗

Automated delivery pipelines, web quality, AEM and Marketo validation, and early framework development.

RPA Developer · Technical Support Engineer L3

Lanshore ↗ · Tek Experts ↗

Enterprise automation, Azure diagnostics, technical documentation, and escalation support.

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Career achievements

Impact, measured.

Selected outcomes from recent engineering roles, focused on production reliability, faster validation, and more efficient delivery.

80%less review time

Automated production deployment validation.

Datasite · 2025 — Present
45%faster validation

Reduced Playwright test creation and validation time with an AI-assisted skill.

Datasite · 2025 — Present
25%delivery efficiency

Improved delivery through automated tests in GitLab and Azure DevOps pipelines.

Konrad · 2023 — 2025
Build · Test · Deliver

Looking for an engineer who cares how software behaves in the real world?

I’m interested in software engineering and quality engineering roles where reliability, product judgment, and hands-on delivery matter.

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