Ramón Antonio Marte Díaz

About Me

Welcome to my portfolio! I'm a software developer with a passion for building beautiful, functional applications and websites.

With over 15 years of experience in software development, I’ve cultivated strong expertise in technologies like C#, Delphi, HTML, CSS, JavaScript, and more. Whether it's crafting responsive web interfaces or building robust backend systems, I love turning ideas into reality through clean and efficient code

Experience

  • Digital Operations Developer III at Fenwal International

    2025 – Present

    As a Digital Operations Developer III, I am responsible for developing and maintaining software solutions that enhance operational efficiency and support digital transformation initiatives.

    Technologies: OutSystems, HTML, CSS, JavaScript

  • Programmer Analyst III at Fenwal International

    2021 - 2025

    As a Senior Programmer Analyst, I led the development and maintenance of critical software solutions to enhance operational efficiency, focusing on automating key processes and improving system performance. Worked with cutting-edge technologies such as .NET Core and Vue.js, leading major projects for the Haina manufacturing unit.

    Technologies: C#, .NET Framework,.Net Core, Delphi, MS SQL Server, HTML, CSS, JavaScript, VUE.js, PHP, Oracle, DB2, Git, Team Foundation Server (TFS), Power BI, MVC, MS Access.

  • Analyst II at Fenwal International

    2019 - 2021

    As a mid-level Analyst, I supported software development and maintenance tasks that optimized operations for the Haina manufacturing unit. My role included providing technical support, working on system improvements, and implementing features using .NET technologies, while collaborating closely with cross-functional teams to meet business objectives.

    Technologies: C#, .NET Framework,.Net Core, Delphi, MS SQL Server, HTML, CSS, JavaScript, PHP, Oracle, DB2, Git, Team Foundation Server (TFS), Power BI, Xamarin, MVC, MS Access.

  • Programmer Analyst I at Fenwal International

    2013 - 2019

    As a Junior Programmer Analyst, I assisted with the development and maintenance of software solutions to streamline operations. My role primarily focused on writing and debugging code, implementing new features, and learning the business and technical needs of the Haina manufacturing unit while developing proficiency in technologies such as C# and MS SQL Server.

    Technologies: C#, .NET Framework, Delphi, MS SQL Server, HTML, CSS, JavaScript, PHP, Oracle, DB2, Git, Team Foundation Server (TFS), Power BI, MVC, ASP.Net, MS Access.

  • Programmer Analyst at Infosyp

    2011 - 2013

    Responsible for designing, developing, and maintaining software solutions tailored to the specific needs of various clients, ensuring performance, scalability, and user satisfaction.

    Technologies: C#, .NET Framework, Delphi, MS SQL Server, HTML, CSS, JavaScript, PHP, Oracle, DB2, Git, MS Access.

  • Application Support assistant at Ayuntamiento del Distro Nacional

    2006 - 2011

    Provided support for the Town Hall’s operational systems and developed tailored applications to enhance IT department workflows and digital services.

    Technologies: Delphi, MS Access, MS SQL Server.

  • Auxiliary at Sanchez, Burgos & Asociados

    2004 - 2006

    Supported accounting processes by maintaining accurate financial records and updating data within QuickBooks to ensure consistency and compliance.

    Technologies: QuickBooks.

Projects

  • Portfolio Website

    Responsive personal portfolio built with HTML, CSS, and JavaScript.

    Technologies Used:

    • HTML
    • CSS
    • JavaScript
    View Project

  • CEPT 3

    Developed an application for shipment control and finished goods management at Fenwal International Haina PU. The solution streamlined payment registry process, invoice registry, and shipment logistics, significantly improving operational efficiency and reducing errors.

    Technologies Used:

    • Delphi
    • MS SQL Server

  • Shipment Viewer

    Developed an application to track inbound and outbound shipments for the traffic area at Fenwal International Haina PU, optimizing logistics and ensuring real-time visibility of shipments, inventory, and delivery statuses.

    Technologies Used:

    • C#
    • MS SQL Server

  • Arizona Labeling System

    Developed and maintained an application for designing and verifying label print information, ensuring accuracy and efficiency. I was responsible for enhancing the system by adding new features and improving its functionality.

    Technologies Used:

    • Delphi
    • MS SQL Server

  • POMS+

    Created a material consumption module that integrates seamlessly with Honeywell POMS. The module uses a backflush process to automate inventory updates, ensuring accurate tracking and reducing manual errors in the production environment.

    Technologies Used:

    • C#
    • MS SQL Server
    • .Net Core

  • POMS-interface

    Designed and implemented an interface to connect SAP-Hanna with POMS, enabling seamless synchronization of production orders, material inventory, material consumption, and production reports. This integration automates data exchange, reducing manual entry errors and improving operational efficiency across systems.

    Technologies Used:

    • C#
    • MS SQL Server
    • .Net Core

  • HAPFU

    Developed a system that automatically counts the production quantity for each production line, providing real-time data and improving accuracy in production tracking and reporting.

    Technologies Used:

    • C#
    • MS SQL Server
    • Power BI

  • HAPFU V2

    Reworked an existing system to automatically count the production quantity on each production line, enhancing its real-time data accuracy and improving overall production tracking and reporting efficiency.

    Technologies Used:

    • C#
    • MS SQL Server
    • VUE

  • Electronic Invoice Report

    Developed a system to electronically report invoices, credit notes, and debit notes to the Dominican Republic's tax authority (DGII), ensuring compliance with local e-invoicing regulations and improving the accuracy and efficiency of fiscal reporting.

    Technologies Used:

    • C#
    • MS SQL Server

  • NCF Manager

    Developed a system to manage the generation and assignment of tax receipt numbers (NCF) to various fiscal documents, ensuring compliance with Dominican Republic tax regulations and improving document traceability and control.

    Technologies Used:

    • C#
    • MS SQL Server

  • UMT 2

    Developed a system to manage the employee offboarding process, including tracking assigned assets and ensuring their return during exit procedures. The solution improved accountability, streamlined asset recovery, and reduced administrative workload.

    Technologies Used:

    • Delphi
    • MS SQL Server

Skills

  • HTML
  • CSS
  • JavaScript
  • React
  • Node.js
  • Delphi
  • MS SQL Server
  • VUE
  • OutSystems
  • Angular
  • .Net Core
  • MVC
  • Java
  • MySQL
  • Python
  • Git
  • PHP
  • JQuery
  • Boostrap
  • Docker
  • Oracle
  • MS Access
  • IBM DB2
  • Xamarin

Curriculum Vitae

Download my CV to learn more about my professional journey and skills.

Connect With Me

Get in Touch

If you’d like to collaborate or just say hello, feel free to reach out!, rammartediaz5@gmail.com