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Experience

MP Sistemas

Focus
Software development and technical support
Dates
February 2025 – August 2026
Summary
Work on a POS system built with VB.NET and C#, including legacy code and MySQL. I develop improvements, prepare operational queries, and handle production incidents.
Primary technologies
VB.NET, C#, MySQL, SQL, Excel, Costa Rica Ministry of Finance APIs
Responsibilities
  • Optimize MySQL queries when a process or report needs a performance review.
  • Migrate and validate Excel data before adding it to the system.
  • Integrate APIs provided by Costa Rica’s Ministry of Finance for electronic invoicing processes.
  • Handle incidents through this flow: report → reproduction → diagnosis → fix → build → deployment → validation, with remote support when needed.
Related technical notes

GuruXGlobal

Focus
Web developer
Dates
May 2023 – November 2023
Summary
Development and maintenance of websites and web features with PHP and JavaScript, including plugins, WordPress, Joomla, and SQL.
Primary technologies
PHP, JavaScript, SQL, WordPress, Joomla
Responsibilities
  • Develop plugins and features with PHP and JavaScript.
  • Maintain WordPress and Joomla sites, with attention to performance and technical SEO.
  • Review SQL queries and integrations that affect website behavior.
Related technical notes

AACROM

Focus
Software development intern
Dates
April 2022 – July 2022
Summary
Contributed to a web application and a Kanban tool using JavaScript/jQuery, REST services, and SQL databases.
Primary technologies
JavaScript, jQuery, REST APIs, SQL
Responsibilities
  • Develop a web application with JavaScript and jQuery.
  • Build a Kanban tool connected to REST services and SQL data.
  • Maintain existing flows while changes were introduced.
Related technical notes

Education and languages

UNED
Diploma in Information Technology, in progress.
INA
Technical Diploma in Computer Application Programming, 2021–2022.
Languages
Native Spanish; intermediate English, including technical-documentation reading and written communication.