Angelito Paa

Full Stack Software Developer with 5+ years of experience building production applications, REST APIs, and backend services using Node.js, TypeScript, Python, and React. Experienced in end-to-end development across backend, web, and mobile, with hands-on experience in API design, SQL/NoSQL databases, Docker, CI/CD, and application architecture.

Software Developer at Easycom Japan Philippines Inc. (2024-12 – Present)

• Designed and built backend applications using Node.js (Express/NestJS) and Python (FastAPI), contributing to architecture decisions based on system requirements.
• Delivered end-to-end features across backend APIs, React frontend, and React Native applications.
• Contributed to Docker-based deployments and CI/CD workflows, and managed Google Play Store releases for production applications.
• Developed AI-powered application features using LLMs, AI agents, and MCP (Model Context Protocol), enabling users to issue natural-language commands that agents can interpret and execute through application tools and services.
• Provided production support for a Java-based payment switch (FEP), handling troubleshooting, impact analysis, release preparation, deployment activities, and investigation of database/HSM-related incidents.

Android Developer at Easycom Japan Philippines Inc. (2021-05 – 2024-10)

• Served as the sole Android developer, developing and maintaining production Android applications using Kotlin/Java, XML, and Jetpack Compose.
• Served as the primary backend developer for mobile applications, building and maintaining Node.js (Express) REST APIs supporting both Android and iOS clients.
• Designed client-server API contracts and delivered mobile features end-to-end, collaborating with product/design teams and managing Google Play Store releases.

BS in Information Technology – Urdaneta City University (2014 – 2019)