Tech Stack & Engineering Toolkit

A comprehensive inventory of programming languages, frameworks, databases, cloud architecture, and AI automation tooling used across production applications.

Languages & Core Frameworks

Production languages and modern web frameworks for frontend and backend engineering.

JavaScript (ES6+)Modern dynamic scripting, async workflows, and DOM manipulation.

TypeScript 5Strict type safety across API contracts and Next.js layout interfaces.

PHPCodeIgniter MVC architecture, server-side processing, and legacy migration.

Python 3.11FastAPI REST microservices, async execution, and automation scripts.

React 19Component architecture, custom hooks, state management, and virtual DOM optimization.

Next.js 16App Router, SSR, Edge serverless functions, and static generation.

Vue.jsReactive administrative UI modules and reactive client dashboards.

FastAPIHigh-performance Python web framework with Pydantic validation and OpenAPI docs.

Tailwind CSS v4Utility-first design system with custom CSS custom variables.

BootstrapResponsive administrative interfaces and grid layouts.

AI Integration & Automation

Large Language Model APIs, local LLM fallbacks, and automated workflow agents.

Claude API (Anthropic)LLM integration for structured resume parsing and gap analysis.

Gemini 2.5 FlashHigh-speed AI responses with JSON-mode structure guarantees.

Ollama (Mistral)Local/offline LLM fallback for zero-cost, privacy-first processing.

OpenAI APIGPT model integrations and automated content parsing.

Prompt EngineeringStructured system prompt construction and JSON output enforcement.

LLM Agent ChainsMulti-provider AI fallback waterfall engines for high uptime.

Databases & Data Layer

Relational database optimization, ORMs, schema normalization, and write locking.

PostgreSQL 16ACID-compliant relational database with indexed ENUMs and UUID keys.

Oracle SQLEnterprise database query path optimization and schema extensions.

MySQLNormalized relational schemas and multi-department ordering queries.

SQLAlchemy 2 (Async)Typed Python ORM with async sessions and relationship cascades.

Google Apps Script (LockService)Concurrency-safe distributed write locking for serverless databases.

DevOps, Tools & Infrastructure

Containerization, version control, serverless hosting, and browser companions.

Docker & ComposeContainerized multi-service development stacks (FastAPI + Postgres + React).

Chrome Extension MV3Manifest V3 companion extension for 1-click DOM capture.

Git & GitHubAtomic commit practices, branch management, and release workflows.

VercelEdge deployment, CI/CD pipelines, and serverless cron schedulers.

RESTful API DesignClean HTTP endpoints, status codes, and input/output validation.

Web Audio APIZero-dependency real-time Web Audio synthesizer for tactile UI sound.

Education

BS Information Technology

Batangas State University

Certifications

Cyber Threat Management — Cisco Networking Academy
DevOps Fundamentals & CI/CD with GitLab — BatStateU
Data Privacy & Cybersecurity Awareness — BatStateU
Google Workspace for Education — BatStateU
Accenture Industry Overview Seminar

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