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Full Stack Developer focused on building secure, high-performance web and desktop applications. I design and implement frontend and backend systems, optimize performance (SSR and server response times), and structure databases to support reliable product features. I also automate deployments with Docker and CI/CD pipelines, containerize microservices, and integrate cloud storage (AWS S3) to improve availability and reduce operational overhead. My work spans React/Next.js, FastAPI/Node.js, PostgreSQL/MySQL, and modern DevOps practices.…Full Stack Developer focused on building secure, high-performance web and desktop applications. I design and implement frontend and backend systems, optimize performance (SSR and server response times), and structure databases to support reliable product features. I also automate deployments with Docker and CI/CD pipelines, containerize microservices, and integrate cloud storage (AWS S3) to improve availability and reduce operational overhead. My work spans React/Next.js, FastAPI/Node.js, PostgreSQL/MySQL, and modern DevOps practices.

Rolando Rafael Rivas Marín

Full Stack Developer, Web Developer, Programmer, +3

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Full Stack Developer focused on building secure, high-performance web and desktop applications. I design and implement frontend and backend systems, optimize performance (SSR and server response times), and structure databases to support reliable product features. I also automate deployments with Docker and CI/CD pipelines, containerize microservices, and integrate cloud storage (AWS S3) to improve availability and reduce operational overhead. My work spans React/Next.js, FastAPI/Node.js, PostgreSQL/MySQL, and modern DevOps practices.…Full Stack Developer focused on building secure, high-performance web and desktop applications. I design and implement frontend and backend systems, optimize performance (SSR and server response times), and structure databases to support reliable product features. I also automate deployments with Docker and CI/CD pipelines, containerize microservices, and integrate cloud storage (AWS S3) to improve availability and reduce operational overhead. My work spans React/Next.js, FastAPI/Node.js, PostgreSQL/MySQL, and modern DevOps practices.

Available to hire

Full Stack Developer focused on building secure, high-performance web and desktop applications. I design and implement frontend and backend systems, optimize performance (SSR and server response times), and structure databases to support reliable product features.

I also automate deployments with Docker and CI/CD pipelines, containerize microservices, and integrate cloud storage (AWS S3) to improve availability and reduce operational overhead. My work spans React/Next.js, FastAPI/Node.js, PostgreSQL/MySQL, and modern DevOps practices.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Language

Spanish; Castilian

Fluent

English

Intermediate

Work Experience

Full Stack Developer at Colegio Guayamurí

May 1, 2026 - August 1, 2026

Designed and implemented a secure performance evaluation platform for 100 active users using Next.js/React/TypeScript with a PostgreSQL relational database. Optimized server-side rendering (SSR) and reduced administrative processing time by 40%. Engineered database models and asynchronous backend business logic with FastAPI, improving server response times by 25% and decoupling the API from the Next.js client. Containerized and orchestrated frontend and backend services using Docker and Docker Compose, automating CI/CD with GitHub Actions to reduce environment provisioning time by 50% and isolate production resources.

Desarrollador Full Stack at Colegio Guayamurí

May 1, 2026 - August 1, 2026

Desarrollé e implementé una herramienta digital para evaluar el desempeño de 100 profesores en la institución. Estructuré la arquitectura del sistema, la base de datos y la lógica de la aplicación usando React, Vite, Tailwind CSS y FastAPI. Contenericé y desplegué la plataforma con Docker para asegurar un entorno de ejecución seguro y escalable.

Full Stack Developer at Colegio Guayamurí

January 1, 2026 - April 1, 2026

Designed and developed an admissions management system integrating React, FastAPI, and PostgreSQL. Automated interview scheduling workflows and document validation to eliminate bottlenecks and reduce the admissions processing cycle by 35%. Designed a containerized microservices architecture with Docker and integrated FastAPI with Amazon S3 to store applicant documents with 99.9% availability. Implemented automated deployment and maintenance using Docker and CI/CD (GitHub Actions), optimizing PostgreSQL queries to support 99.9% application uptime and reduce server load times by 20%.

Desarrollador Full Stack at Colegio Guayamurí

January 1, 2026 - April 1, 2026

Diseñé y desarrollé un sistema integral de gestión de admisiones para automatizar entrevistas y solicitudes de cupos. Incrementé la capacidad de procesamiento de 150 solicitudes anuales a más de 200 en 2 meses sin fallos operativos. Definí la arquitectura del software y la lógica de negocio integrando React, Vite, Tailwind CSS, FastAPI y Docker. Realicé mantenimiento técnico mensual para asegurar estabilidad y rendimiento continuo.

Full Stack Developer at Universidad de Margarita (UNIMAR)

September 1, 2025 - June 1, 2026

Built a cross-platform Electron desktop application with React and Vite for hardware monitoring and asset tracking, reducing hardware audit times by 65% and eliminating manual inventory discrepancies across university laboratories. Developed the UI and packaged the desktop app with Electron/Vite, using asynchronous local IPC and non-blocking calls to a containerized FastAPI backend to optimize network performance. Containerized the service environment with Docker, secured FastAPI environment variables, reduced server CPU utilization by 30%, and eliminated deployment configuration errors.

Desarrollador Full Stack at Universidad de Margarita (UNIMAR)

September 1, 2025 - June 1, 2026

Desarrollé la plataforma ARGUS, una aplicación de escritorio para la gestión y monitoreo remoto de equipos informáticos en laboratorios universitarios. Automatizé tareas de control de activos tecnológicos, alineadas a objetivos operativos del proyecto. Diseñé la interfaz y la lógica de funcionamiento con React, Vite, Tailwind CSS y FastAPI, empaquetando la solución con Electron. Implementé Docker para contenerización y despliegue eficiente.