Aldrei
Justin
Santua

An AI-in-the-loop ticket triager: a Tally intake form feeds an AI agent that classifies each ticket (category/sentiment/urgency), drafts a grounded reply via RAG, routes it to the right Slack channel (with escalation for negative+high-urgency), and logs everything to Airtable. A separate manual-trigger branch seeds the knowledge base with 7 sample FAQ docs.

A lightweight, opt-in price alerting system for cryptocurrency markets, built to notify subscribers only when meaningful price movement occurs, rather than at fixed intervals regardless of relevance.

Automates the discovery and distribution of new remote job postings by continuously monitoring multiple external sources and delivering a consolidated, deduplicated digest to a team communication channel.

A hybrid Filipino grammatical error correction system that combines rule-based processing with deep learning models to improve grammar correction accuracy. Built using Python with custom datasets and NLP techniques for training, evaluation, and inference.* Code & paper private due to copyright registration pending

An enhanced customer support automation system that incorporates Retrieval-Augmented Generation (RAG) to provide responses grounded in company knowledge instead of relying solely on LLM reasoning. Built with document retrieval, vector embeddings, and intelligent workflows to deliver more accurate, context-aware, and reliable customer support.

A responsive website for a local coffee shop showcasing products, branding, and essential business information. Developed to strengthen frontend development fundamentals and responsive web design practices.

A user-centered UI/UX design prototype created following Human-Computer Interaction principles. Designed wireframes and interactive prototypes in Figma to improve usability and overall user experience.

A backend-driven task management mobile application featuring RESTful APIs for creating, organizing, and managing tasks. Developed with Node.js and MySQL, with API testing performed using Postman to ensure reliability and data integrity.

A responsive recreation of the LG Aire website built to practice modern frontend development techniques, responsive layouts, and pixel-accurate UI implementation.

A responsive e-commerce website featuring intuitive navigation, product listings, and interactive user interface components. Built to demonstrate strong frontend development fundamentals and responsive web design.

A minimalist developer portfolio showcasing my professional experience, technical skills, and software projects through an interactive and responsive interface. Features an AI-powered portfolio assistant (currently under development) with planned Retrieval-Augmented Generation (RAG) capabilities and future AWS integration for scalable deployment and backend services.