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JOSE S. — Senior Java Backend Developer from El Salvador

JOSE S.

Senior Java Backend Developer

El Salvador 6+ years
Open to offersNew to Platform
Languages
EnglishSpanish
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About

José S. is a seasoned Senior Java Backend Developer with over two decades of experience in designing and maintaining enterprise applications. With a focus on government and enterprise sectors in El Salvador, he has excelled in developing high-availability systems using Java, Spring Boot, and microservices architecture. His proficiency extends to backend and fullstack development, integrating technologies like Angular, REST APIs, and Oracle databases to deliver robust solutions for high-transaction environments. José's role at the Dirección General de Aduanas involved enhancing customs systems to manage thousands of daily transactions efficiently. Previously, at Mühlbauer ID Services, he supported national enterprise operations with Java and Oracle solutions. José also pioneered IT innovations at Universidad Francisco Gavidia, leading projects in web and mobile applications. His educational background includes Computer Systems Engineering, complementing his technical arsenal with certifications that reinforce his ability to tackle complex challenges in distributed and remote team settings.

Experience

  • Senior Java Developer

    Dirección General de Aduanas – Ministerio de Hacienda · 2022 — 2024
    Designed and developed enterprise applications for national customs systems. Built and maintained REST APIs utilizing Java and Oracle. Contributed to enhancing system performance and reliability for high-volume import/export platforms. Participated in the modernization of legacy systems.
  • Software Engineer

    Mühlbauer ID Services · 2017 — 2021
    Developed internal enterprise applications based on Java and Oracle. Supported administrative systems alongside business operations, ensuring stability and continuity of enterprise systems utilized nationwide.
  • IT Innovation Coordinator

    Universidad Francisco Gavidia · 2015 — 2017
    Led the development of innovation projects, which included an employment portal and mobile applications. Created web applications and call center management systems while coordinating technical initiatives across various departments.
  • Java Analyst Programmer

    Dirección General de Aduanas – Ministerio de Hacienda · 2002 — 2015
    Developed and maintained core systems for customs operations. Created web applications that supported import/export processes and was responsible for designing and implementing database objects such as procedures, views, and triggers.

Skills & Expertise

Education

  • Bachelor’s Degree in Computer Systems Engineering
    Universidad Francisco Gavidia · 1993 — 2000
  • Technical Degree in Electronic Engineering
    Instituto Tecnológico Centroamericano · 1990 — 1991