Hi, I’m Ricardo—a Senior Full Stack Developer with over 10 years of experience creating scalable web applications across finance, government, and enterprise sectors. js, React, and Angular.
Hi, I’m Ricardo—a Senior Full Stack Developer with over 10 years of experience creating scalable web applications across finance, government, and enterprise sectors. I specialize in Python frameworks like Django and Flask, as well as JavaScript/TypeScript technologies including Node.js, React, and Angular. I’m passionate about modernizing legacy systems, optimizing performance, and leveraging cloud platforms like AWS and Azure for efficient deployments.
I love integrating AI/ML and large language models into projects to drive innovation. Beyond development, I enjoy mentoring others and sharing my knowledge through hands-on teaching, always focusing on practical skills that prepare students for real-world software engineering challenges.
As a backend engineer, I implemented intelligent features using OpenAI APIs, integrating LLMs to power personalized mental health and performance coaching. I developed secure RESTful APIs, managed AI-driven session flows, and optimized backend infrastructure to ensure reliability at scale.
Allows uploading a .zip file containing multiple .xml files, processing them via an API built with FastAPI, and displaying their content as structured JSON within a responsive interface built with Nuxt 3 + Bootstrap5
This is a comprehensive payroll management platform designed for corporate environments. As a Full Stack Developer, I contributed to both frontend and backend systems. I implemented secure user authentication, role-based access, and financial data handling using RESTful APIs and modern frameworks. The system integrates with AWS for deployment, storage, and monitoring, and supports payroll transactions with built-in validation and auditing tools.
This platform is a school management system for handling student records, attendance, classes, assignments, and grade reports. It provides separate dashboards for students, teachers, and administrators.
Designed and optimized Python-based backend services for life insurance and petroleum management systems, improving throughput with asynchronous task processing and query optimization. Developed RESTful APIs integrating with Angular frontends and used Redis caching and PostgreSQL optimizations to reduce latency. Automated critical ETL pipelines for lending platforms, transforming multi-hour processes into efficient workflows. Led migration of legacy monoliths to scalable Python microservices using Docker and Kubernetes for seamless deployments. Implemented robust JWT authentication and role-based access control for enterprise financing platforms.
Led the migration of a legacy Oracle Forms application to a modern backend architecture using NestJS with full data consistency. Refactored complex stored procedures from Oracle PL/SQL into optimized PostgreSQL queries. Designed RESTful APIs with Node.js and TypeScript following clean architecture principles. Conducted integration testing, collaborated with QA and data teams, and utilized Docker and Git to support Agile sprints and code reviews.
Led migration of legacy system from Oracle Forms to NestJS maintaining data integrity and system functionality. Designed RESTful APIs with Node.js and TypeScript, ensuring modular maintainable architecture. Collaborated in agile remote teams, integrated PostgreSQL and Python backend services, and maintained deployment workflows with Docker and CI/CD.
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