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Josué Martínez

Full-Stack Engineer. I turn complex ideas into production-ready reality. I specialize in architecting systems and delivering high-impact software at scale.

.Net Angular Typescript PostgreSQL Docker Git

From prototype to production — fast, clean, scalable.

Currently open to new opportunities.

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Experience

Independent Software Consultant logo

Independent Software Consultant

2023 – Present

Full-Stack Development & DevOps · Remote

  • Operated as a technical lead for various SMEs, delivering end-to-end web applications.
  • Tax Tech Hub: Built and implemented a tax compliance solution to automate tax processes, reducing administrative operations time by 70%.
  • Warehouse management system: Designed and developed an inventory control system for an automotive parts distributor to track product stock and manage orders, saving the operations team 10+ hours per week.
  • Implemented and maintained cloud infrastructure, providing technical consultancy on VPS deployments and CI/CD integration.
UANL - Software Development Center logo

UANL - Software Development Center

2020 – 2023

Full-Stack Engineer · Monterrey Nuevo León, México

  • Led a team of five developers through the development, implementation, and support phases of a multi-tenant Clinic Management System used by five clinics across Mexico, using Angular, .NET Core, and Azure Web Services.
  • Improved the performance of a legacy ASP.NET-based Production Planning System by estimated 40%+ by upgrading the runtime, optimizing Entity Framework, adopting async programming, and applying caching strategies.
  • Developed a cross-platform mobile application to scan Mexican lottery tickets and automate their refund process, using Ionic, .NET Core, and PostgreSQL.
  • Built a real-time chat module for a multi-tenant Hotel Property Management System (PMS), used by guests and administrative staff across three hotels.
  • Managed requirement analysis, scope preparation, project timeline, code reviews, merges, and deployments.

Projects

Markit preview

Markit

Live

An open source note taking tool architected and developed end-to-end to provide a fast, intuitive and functional workflow to make note taking a positive, efficient change in daily work.

.NetAngularPostgreSQLDockerGitHub Actions
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Tax Automation Hub preview

Tax Automation Hub

Confidential codebase

A production-grade web application that automates Mexico's SAT tax compliance pipeline, replacing error-prone manual workflows with automate retrieval, monthly closing, and secure cloud storage.

.NetAngularPostgreSQLJenkins
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GitHub Contributions

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475 contributions in the last year

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