David Do

Software engineer with ~10 years of experience building web, mobile, and government-scale systems. Currently focused on SaaS products.

Technical Skills

Backend

JavaSpring BootSpring SecurityNode.jsREST APIs

Frontend

ReactNext.jsVueTypeScriptJavaScriptHTMLCSSTailwind

Mobile

Capacitor

Data

PostgreSQLMySQLSupabaseOracle DB

Tools & Platform

GitGitHub ActionsDockerCI/CDIntelliJ IDEA

Experience

Lead Developer

Summon3D

2023 — Present
  • Developed a complete SaaS platform for 3D printing services using Next.js, React, and PostgreSQL.
  • Implemented secure payment processing with Stripe API integration.
  • Built real-time order tracking system and admin dashboard.
  • Designed scalable architecture to support growing user base.

Lead Tech Lead

eWorld Enterprise Solutions

2016 — 2025
  • Built web applications for the State of Hawaii using Java, Spring Boot, and Spring Security.
  • Developed and maintained HANA (Hawaii Automated Network of Assistance) serving thousands of residents.
  • Built BES (Benefit Eligibility System) to streamline benefit application and approval processes.
  • Architected full-stack solutions using Vue.js, React, HTML, CSS, JavaScript, and Oracle DB.
  • Led technical teams in delivering critical government services to Hawaii citizens.

Notable Projects

Whale Farts

Game Development Project · 2015

  • Won 3rd place in college game development competition.
  • Implemented unique game mechanics and physics-based gameplay.
  • Collaborated with team to deliver polished final product.
  • Designed engaging levels and optimized performance.

Education

Computer Science

University of Hawaii at Manoa

2013 — 2016

Focused on software engineering, web development, and game development.