About
I am a software developer with six years of experience building scalable applications. I am currently pursuing a Master of Science in Software Engineering at San José State University to specialize in secure software development. I aim to write secure code and build robust pipelines to protect high-volume transaction systems. I am seeking a software engineering internship where I can contribute my extensive full-stack background while deepening my foundational cybersecurity knowledge.
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
Enterprise Software Platforms - Online Marketplace
May 2026
sjsu
web
application
fullstack
php
docker
mysql
rest-api
cloud
Data Mining - Air Quality Analysis for Health and Environmental Protection
May 2026
sjsu
data-mining
machine-learning
python
classification
data-science
jupyter
health
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