Summary
Overview
Work History
Education
Skills
Timeline
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Fangzhou Pan

Jersey City,United States

Summary

Senior Frontend/FullStack Engineer with over six years of experience in developing and scaling high-performance frontend applications. Proven track record in leading teams to deliver robust frontend platforms and developer tools, enhancing speed and reducing defects. Seeking senior roles focused on frontend architecture, UI platforms, and system reliability.

Overview

8
8
years of professional experience

Work History

Senior Frontend Software Engineer

Box
Jersey City, United States
08.2017 - Current
  • Led a team of 5 engineers to deliver a scalable, highly-available Intelligence Query Frontend Module; used Webpack Module Federation and React Context to provide a reusable UI/logic layer adopted by 6+ internal applications, reducing integration time from 2 weeks to 3 days and cutting duplicate code 45% while meeting service-level objectives.
  • Drove frontend architecture evolution by defining Box's AI 'Cursor Rules' and engineering standards; standardized component/test generation, boosting unit test coverage from 62% to 85% and lowering PR review defects 30% in 2 quarters, instilling continuous improvement in code quality and processes.
  • Led end-to-end execution of a new drag-and-drop UX for Box Sign; improved task completion time 28%, balancing rapid feature delivery with reliability.
  • Founded and owned the Box Forms application from zero to GA on React 18/TypeScript; partnered with Product and stakeholders to prioritize a roadmap and deliver v1 in 6 months.
  • Built Forms builder/submitter experiences end-to-end; enabled non-technical creators to publish in under 5 minutes, increasing creation velocity, delighting internal developer customers via reusable components and APIs.
  • Implemented BDD with Cucumber/Jest and E2E with React Testing Library/Playwright; achieved 90%+ statement coverage, cut escaped defects, and reduced flaky tests, strengthening reliability and release confidence.
  • Designed and maintained CI/CD and E2E monitoring in Jenkins (including cron-based regression checks and gated validations); shortened mean time to release from weekly to daily and detected regressions within 30 minutes, ensuring on-time, high-quality releases.
  • Built a frontend observability and performance pipeline integrating BigQuery and Kafka with Chronosphere dashboards; reduced P95 page and frontend error rate, enabling and data-driven reliability improvements.
  • Designed and deployed REST and GraphQL APIs with Java Spring Boot and Node.js on GCP with Kubernetes; improved API P95 latency supported 10k+ RPS with 99.9% uptime, demonstrating ownership of scalable, production-grade services.
  • Proactively writing database queries and indexes for MySql, MongoDB, BigTable, BigQuery.
  • Mentored entry- and mid-level engineers through code reviews, pairing, and technical guidance; accelerated onboarding by 30%, unblocked teammates, and fostered a collaborative, high-velocity environment.
  • Participated in cross-team on-call rotation; owned incident response and authored 5+ postmortems, driving root-cause fixes and continuous improvement in reliability.

Software Engineer III

Micheals Companies
Dallas, United States
07.2020 - 11.2022
  • Led complex frontend projects by designing and implementing core REST APIs for a greenfield e-commerce platform, driving a projected 30% increase in online sales revenue and supporting thousands of business users.
  • Provided mentorship and technical guidance to junior developers during the end-to-end development of Makerplace, utilizing JavaScript (ES6+), React, Redux, Webpack, Styled-Components, Material UI, and Chakra UI to deliver scalable and maintainable frontend solutions.
  • Proactively identified and implemented process improvements by integrating comprehensive unit testing with JUnit and Mockito, enhancing API reliability and reducing defects across the application lifecycle.

Software Engineer Intern (Frontend)

Copart
Dallas, United States
01.2020 - 07.2020
  • Collaborated in an agile team to develop a complex single-page vehicle management web application using React, Redux, Leaflet, and Material-UI, enhancing user experience across 100+ US locations.

Full Stack Software Engineer

Unibit.inc
Boston, United States
12.2018 - 08.2019
  • Led full-stack development of a Data Search Terminal Application that attracted over 10,000 users, driving significant product adoption through close collaboration with Product Managers, Designers, and QA teams.
  • Provided technical leadership in frontend development using Vue.js and Vuex, implementing state management and dynamic data visualization with D3.js to enhance user insights.
  • Proactively improved search functionality by integrating ElasticSearch clusters, increasing query speed and accuracy, which elevated overall user satisfaction.

Education

Master -

The University of Texas at Dallas
Dallas

Skills

  • JavaScript/TypeScript
  • React
  • Java
  • MySQL
  • Nodejs
  • MongoDB
  • Kubernetes
  • Google Cloud Platform

Timeline

Software Engineer III

Micheals Companies
07.2020 - 11.2022

Software Engineer Intern (Frontend)

Copart
01.2020 - 07.2020

Full Stack Software Engineer

Unibit.inc
12.2018 - 08.2019

Senior Frontend Software Engineer

Box
08.2017 - Current

Master -

The University of Texas at Dallas

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