About
I am a software developer with six years of experience building scalable applications, currently pursuing a Master of Science in Software Engineering at San José State University. My focus is on embedding security throughout the software lifecycle, specializing in application security, container hardening, and DevSecOps pipelines for high-volume transaction systems. I am seeking Security Engineer, Application Security Engineer, DevSecOps Engineer, Cloud Security Engineer, or Secure Software Engineer internship roles where I can leverage my full-stack background to protect enterprise cloud infrastructure.
Featured Projects
Highlighting my technical progression in building scalable applications and creative digital experiences.
@ianbunag/dock
August 2021
CLI
BDD
TDD
TypeScript
docker
docker-compose
dock
npm
software
application
completion
Intermediate Cybersecurity - Analysis of the Intrusion Detection Evaluation Dataset (CIC-IDS2017)
August 2026
codepath
cybersecurity
incident
analysis
coursework
Enterprise Software Platforms - Online Marketplace
May 2026
sjsu
web
application
fullstack
php
docker
mysql
rest-api
cloud
coursework
Experience & Education
An overview of my six years in software development and ongoing graduate studies.
Lightspeed CommerceSenior Software DeveloperJanuary 2025 - December 2025 (11 months) |
- Implemented secure store credit functionality in PHP, utilizing Redis for idempotency keys and PostgreSQL transactions to prevent race conditions, accelerating time-to-market by 30% through agentic AI and LLM-assisted programming.
- Modernized the primary login interface with React and PHP, deploying ReCAPTCHA and multi-factor authentication (Authenticator, Email OTP) to establish secure baseline access for over 10,000 active accounts.
- Refactored PostgreSQL queries across high-volume customer and order tables, reducing execution time by 75% to deliver low-latency responses and support a highly scalable backend.
Lightspeed CommerceSoftware Developer IIApril 2023 - December 2024 (1 year 8 months) |
- Developed a React Native mobile application for restaurant managers, integrating with enterprise-scale Java and Python web services to streamline data delivery and accelerate decision-making workflows for a global base of over 5,000 users.
- Architected a robust migration tool on a distributed Docker container infrastructure using Next.js, facilitating concurrent team development to achieve a 2-month delivery and an 80% reduction in manual data migration.
Lightspeed CommerceSoftware Developer INovember 2021 - March 2023 (1 year 4 months) |
- Built a cloud-native restaurant inventory management platform using AWS and Terraform, optimizing automated stock tracking and streamlining supply ordering workflows for operations across an estimated 15,000+ restaurants.
- Optimized end-to-end test suite efficiency using Cypress, reducing the automated testing scripts duration from 45 to 15 minutes, resulting in an estimated annual CI/CD pipeline cost savings of $10,000.
ImportGeniusFull Stack EngineerJune 2019 - July 2021 (2 years 1 month) |
- Integrated Recurly into the platform via a seamless migration using automated data synchronization and API integrations, successfully modernizing subscriptions management and eliminating billing friction for over 2000 enterprise clients.
- Engineered a global trade intelligence software using Vue, Nuxt, Express, and Elasticsearch, delivering complex trade analytics and serving search queries under 300ms for enterprise users.
Keywest Internationale Sales CorpGraphic Designer / Web Developer InternApril 2018 - July 2018 (3 months) |
- Managed the corporate WordPress platform and product database while independently driving visual brand identity through the design of digital promotional banners and large-scale physical vehicle wraps.
Let's Connect
Whether you are hiring or just want to talk tech, I would love to hear from you.
John Ian Buñag