With over a decade of experience in software engineering, I specialize in mobile application development and UI design. At Upgrade, Inc., my contributions include developing a mobile onboarding flow that enhanced upsell and cross-sell opportunities and designing a dynamic mobile widget to improve user engagement.

2023 — 2026Upgrade, Inc.Senior Software Engineer

2023 — 2026

Architected and led the evolution of an onboarding platform, driving improved user conversion and cross-product upsell through modular UI composition and scalable state management patterns.

Built and scaled a company-wide React component system with Storybook and visual regression testing, increasing design consistency and accelerating multi-team frontend velocity.

Spearheaded the launch of a partner marketplace (“Retail Market”) following post-acquisition

rebranding. Delivered a frontend-first architecture with forward-compatible data contracts, enabling

rapid market launch while allowing backend services to integrate incrementally without refactoring.

Influenced frontend architectural standards around component decoupling, accessibility compliance, and long-term maintainability.

2021 — 2023LyftSenior Software Engineer

2021 — 2023

Greater Seattle Area

Designed and led development of executive-facing real-time tool aggregating market performance and pricing intelligence, enabling leadership to make rapid, data-informed decisions.

Partnered cross-functionally with Backend, Data, and Product to define frontend data contracts and visualization strategies for high-volume analytics systems.

Architected an all-in-one leadership tool consolidating distributed metrics into a unified interface,

reducing decision friction across business units.

Mentored interns, drove code quality standards, and elevated frontend best practices across teams.

2017 — 2021Outreach.ioSenior Software Engineer

2017 — 2021

Greater Seattle Area

Led the architectural migration of core features (calendar, editor, composer) into modular

micro-frontends with full internationalization and timezone intelligence.

Co-led development of an organization-wide UI system and shared GraphQL (Apollo) layer,

standardizing data access patterns and improving frontend-backend collaboration.

Architected and built onboarding UX flows to reduce Customer Success support load, directly impacting operational efficiency.

Contributed to frontend hiring and mentorship.

2015 — 2017InvestopediaFront End Engineer

2015 — 2017

Greater New York City Area

Developed high-traffic interactive financial tools (mortgage calculators, rate tables) supporting 3M+ daily pageviews.

Optimized ad rendering performance and resolved critical monetization-impacting issues.

Built scalable ad templates using DoubleClick and GTM, supporting revenue growth initiatives.

2013 — 2015One RockwellFront-End Developer

2013 — 2015

Greater New York City Area

Delivered pixel-perfect responsive implementations for luxury fashion eCommerce platforms using

Magento Enterprise + WordPress integrations.

Ensured cross-browser performance and premium UX quality for high-end consumer audiences.

Education

2006 — 2011

University of Virginia

Bachelor's degree

2006 — 2011

2008 — 2009

Korea University

Study Abroad

2008 — 2009

Experience+

Education

Bachelor's degree

Study Abroad