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JL

Jimmy Lu

Software Engineer

San Francisco, CA

๐ŸŸขAping In

Software Engineer with experience at Meta building consumer-facing web and mobile applications using React, React Native, TypeScript, and GraphQL. Skilled in frontend development with a focus on usability, performance, and responsive design. Increased test coverage by 40% and reduced load times by ~20% at Meta.

Work Preferences

Salary

USD 120,000 โ€“ 200,000

Skills

TypeScript9/10
JavaScript (ES6+)9/10
React9/10
CSS38/10
React Native8/10
HTML5 (8/10)GraphQL (8/10)SQL / MySQL / PostgreSQL (7/10)Redux (7/10)Node.js (7/10)Express (6/10)Hack (PHP) (6/10)Python (6/10)AWS (6/10)Flow (5/10)

Work Experience

Software Engineer (React, Typescript/Javascript, GraphQL, Hack)

Meta (Contract)

May 2024 โ€” Aug 2024

Owned end-to-end frontend development of a production-ready internal web application using React, TypeScript, JavaScript, HTML5, and CSS3. Refactored complex web layouts to improve performance, responsiveness, and maintainability. Collaborated with UX designers, product managers, and engineers. Shipped frequent frontend improvements, increasing daily user engagement by ~15%.

Software Engineer (React, React Native, Typescript/Javascript, GraphQL, SQL)

Meta

Jan 2022 โ€” Jun 2023

Designed and shipped consumer-facing web and mobile UIs using React, React Native, JavaScript, TypeScript, HTML, and CSS, supporting thousands of daily users. Reimagined UX workflows for privacy and permissions management. Increased test coverage by 40% and reduced page and data load times by ~20%.

Software Engineer (React, React Native, Typescript, GraphQL, SQL)

Meta (K2 Partnering Solutions Contract)

Apr 2021 โ€” Dec 2021

Developed and maintained production web and mobile applications using React, JavaScript, HTML5, and CSS3. Delivered internal tools and UIs used daily by hundreds of users, focusing on simplicity, usability, and maintainability.

Software Engineer

Check Point Software Partnering Solutions

Nov 2020 โ€” Feb 2021

Led frontend page migrations to improve SEO, accessibility, responsive design, and page performance, improving load times by 35%. Collaborated with designers to implement UX improvements for onboarding and user engagement. Applied modern web development best practices across HTML, CSS, and JavaScript codebases.

Education

Hack Reactor

Advanced Software Engineering Immersive Program

2019 โ€“ 2019

University of California, Irvine

BSc ยท Biological Sciences

2014 โ€“ 2018