// biography

About me

Hi, I'm Victor Rosario, a Senior Software Engineer with 6+ years of professional experience building scalable, production-grade web applications using JavaScript/TypeScript, React, Node.js, and PostgreSQL.

I integrate AI-powered features using LLM APIs (OpenAI, Claude), enabling automation of user workflows and improving data processing speed by ~50%. I've contributed to high-traffic platforms like gob.do and internal systems supporting thousands of concurrent users.

I focus on clean architecture, system reliability, performance optimization, and test-driven development. I'm comfortable making pragmatic technical decisions, mentoring teammates, and delivering high-impact solutions.

Victor Rosario
Dominican Republic
6+
Years experience
10+
Satisfied clients
20+
Projects shipped

Experience

04 roles

Frontend Developer @ National Competitiveness Council · Employee

Sep 2023 – Present
Dominican Republic

Own the development of large-scale, citizen-facing web platforms from technical planning through production deployment.

Design and evolve frontend architecture using React and modern state management solutions (Zustand, Redux), ensuring scalability and maintainability.

Integrated AI-powered features using LLM APIs (OpenAI, Claude), enabling automation of user workflows and reducing manual user interactions by ~40%.

Developed AI-driven capabilities such as content generation and summarization, improving data processing speed by ~50%.

Implemented streaming and response handling for AI interactions, improving perceived performance and user engagement.

Contributed to high-traffic platforms such as gob.do and internal systems like Meetings, supporting thousands of concurrent users.

Full-Stack Developer @ Media Revolution, SRL · Employee

Sep 2021 – Sep 2023
Dominican Republic

Developed and maintained end-to-end web applications using React, Node.js, and PostgreSQL.

Led content migration from WordPress to Contentful, building automation scripts and delivering content through custom web platforms with Next.js and Astro.

Integrated AI services (OpenAI, Claude) to automate content generation and transformation workflows.

Built internal tools leveraging AI for structured data extraction, content enrichment, and automation pipelines.

Implemented backend orchestration for AI requests, including prompt handling, response parsing, retries, and error handling.

Software Developer @ Yo Navego Seguro · Employee

Nov 2020 – Mar 2021
Dominican Republic

Modernized legacy codebases to align with current JavaScript and Node.js best practices.

Worked closely with project managers to define realistic milestones and deliver incremental value.

Improved overall maintainability and performance of pre-release software projects.

Website Developer @ Marena Beach Residences · Employee

Jul 2020 – Nov 2020
Dominican Republic

Built responsive, SEO-optimized websites by translating designs into functional web pages using HTML, JavaScript, AJAX, and JSON.

Integrated backend services with Node.js and SQL databases to support dynamic content.

Delivered scalable and maintainable solutions aligned with business and marketing goals.

Education

2022

Software Technologist – Computer and Information Sciences

Technological Institute of the Americas (ITLA)

Let's build something

Have a project in mind? I'm open to freelance work and full-time roles.

Get in touch →