Hao Zhang
@haozhang1
Senior software engineer specializing in high-scale React and TypeScript frontends with strong performance focus.
United StatesWhat I'm looking for
I am a senior software engineer with 10+ years building high-scale, user-facing web applications at Snap and AWS, specializing in React, Next.js, and TypeScript. I design and own frontend architecture, optimize performance for data-heavy dashboards, and create reliable REST and GraphQL APIs using Python and Node.js.
I have led development of creator-facing and internal platforms used by millions, reduced dashboard load times by ~30%, modernized build tooling, contributed to shared design systems, and mentored engineers to raise code quality and accessibility standards.
Experience
Work history, roles, and key accomplishments
SILed development of Snap's Spotlight and creator dashboards, reducing dashboard load times by ~30% and improving frontend reliability and Core Web Vitals across high-impact creator journeys. Drove design-system contributions, frontend architecture, and mentored engineers to improve PR cycle time by 22%.
Software Development Engineer
Amazon Web Services
Feb 2017 - Mar 2021 (4 years 1 month)
Owned and evolved core UI components for an internal DevOps CI/CD pipeline dashboard, improving frontend reliability and performance for large-scale telemetry datasets and enabling reusable, modular React+TypeScript architecture. Built backend services and ensured resilient API integration for mission-critical workflows.
SDE Intern
Amazon
May 2016 - Aug 2016 (3 months)
Built frontend features for Amazon Prime Video tools using React and JavaScript, delivering production-ready components that improved data visualization and page interaction performance by optimizing DOM updates and integration with backend APIs.
Education
Degrees, certifications, and relevant coursework
GTGeorgia Institute of Technology
Master of Science, Computer Science
2015 - 2017
Completed a Master of Science in Computer Science focusing on advanced software engineering topics and scalable systems.
Wuhan University
Bachelor of Science, Computer Science
2011 - 2015
Completed a Bachelor of Science in Computer Science with coursework in software development and web technologies.
Tech stack
Software and tools used professionally
Availability
Location
United StatesAuthorized to work in
Job categories
Skills
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