Jayrome Vergara

A passionate software engineer with experience in client-server architecture, delivering web,
desktop, and backend applications. Proven track record in developing in-house frameworks,
libraries, and plugins to streamline development and enhance performance. Adept at working in
agile environments and embracing modern technologies to build scalable, maintainable software
solutions.
Framework & Library Development
● Desktop MVC Library: Designed and implemented a custom MVC framework built on
top of Swing and NetBeans RCP for rapid desktop application development.
● Web MVC Framework: Developed an in-house web MVC framework using JSF 1.2,
integrating Groovy for dynamic backing beans.
● JavaScript MVVM Framework: Created a lightweight MVVM framework on top of
jQuery to simplify client-side UI logic and data binding.
● Client-Server Integration Library: Built a middleware library to handle data
serialization and mapping between frontend and backend services, ensuring seamless
communication and reducing boilerplate code.
Project Experience
● Logistics Web Application Migration: Part of an agile team that migrated a
subscription-based logistics platform from Adobe Flex (Flash) to a modern stack using
vanilla HTML, CSS, JavaScript, and jQuery plugins. The backend was rebuilt with Spring
and PostgreSQL.
● ERP System for Steel Industry: Contributed to the development of a specialized ERP
system packaged with Adobe Air Runtime. The solution included both desktop and
mobile applications (Android and iOS), tailored for steel manufacturing operations.
● Legal SaaS Platform: Supported a subscription-based web application for attorneys in
the US. The stack included Java, PHP, and MySQL on the backend, with jQuery,
Bootstrap, and Struts on the frontend. Responsibilities included feature development,
enhancements, and bug fixes.
● Contract Lifecycle Management (CLM) Platform: Helped build a modern CLM web
application from scratch using NestJS, Hasura, Redis, and Java for the backend, and
Angular, Svelte, and React for the frontend. The project replaced a legacy system to
leverage modern tools and frameworks.
● API Gateway & Workday Connector: Collaborated on the development of an API
gateway and Workday connector to support the company’s Employee Lifecycle
Management (ELM) service, enabling robust integration and data exchange.