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Eduardo Sebastián Sánchez Torres

Software Engineer Full Stack Developer specializing in Backend

I build software that stays useful long after the last line of code is written.

Profile

Engineering with judgment, not just code.

I'm Eduardo, a Network and Software Engineer focused on the backend, with more than four years designing applications, ERP systems, REST and SOAP APIs and integrations where stability and reliability are requirements, not nice-to-haves.

I learned early that writing code is only part of the job. The hard part begins when that code has to be maintained for years, grow with the product and stay clear for whoever reads it next. So I stopped asking only "does it work?" and started asking whether it is maintainable, whether it scales and whether it solves the right problem.

Read the full essay

Work

Selected work.

A short selection. Each project framed as a case study: the problem, the technical decision and the outcome.

01 2026

FinanceOS MX API

Enterprise-grade REST API for managing personal finances in the Mexican financial ecosystem: accounts, cards, transactions, budgets, loans and investments in a single API.

02 2026

KuxCal

Free, accurate and easy-to-use financial calculators for investments, CETES, loans and savings in Mexico.

03 2026

SalonDiEliss

Linktree-style site for a beauty salon: a lightweight, responsive landing focused on turning visits into WhatsApp appointments.

Stack

Tools, not goals.

Technologies change; fundamentals stay. These are the ones I reach for every day to build things that last.

  • Programming Languages
  • Frontend
  • Backend
  • APIs & Data Formats
  • Databases
  • Package Managers & Build Tools
  • Servers & Environments
  • Deployment Platforms
  • API Tools
  • Testing
  • CI/CD & Automation
  • Version Control
  • IDEs & Editors
  • CMS & E-commerce
  • Design & Prototyping
  • Project Management & Collaboration
  • Virtualization
  • Operating Systems
  • Modeling & Documentation
  • Methodologies

Experience

My journey.

More than four years building software that companies and users rely on every day.

  1. 2024 — Present

    PHP Backend Developer

    • Designing REST and SOAP APIs, ERP modules and enterprise integrations, focused on long-term stability, security and maintainability.
  2. 2022 — 2024

    Full-Stack Developer

    • Web applications and admin platforms; authentication, authorization and automation of business processes.
  3. 2021 — 2022

    Web Developer

    • First modules and integrations in production, built with PHP, Laravel and JavaScript.

Contact

Let's build something

If you have a project in mind or just want to talk engineering, let's connect on LinkedIn.