Jeffrey Zhang Email & Phone Number

San Diego, Ca, Us

San Diego, California, United States

• Developed a social networking mobile app for the electronic music community where users can find groups to join and create schedules for their event.• Oversaw the management of group information across all users by leveraging a Firebase database and global Redux states.• Designed a dynamic interface for group members, with conditional rendering of owner settings using Javascript and Redux to enable group organizers to effectively manage their groups.

• Created an Express API that utilizes a PostgreSQL database to manage data from multiple API requests.• Enhanced search queries, middleware logging, and clustering to optimize response times and efficiency.• Reduced response times from 6 seconds to under 200 milliseconds for a minimum of 1000 clients per second by employing a combination of hardware and software optimizations, including distributed deployment, load balancing, caching, and efficient data management.

• Implemented new front-end for a growing professional shopping inventory in a team of 4 front end engineers.• Created a dynamic product showcase using HTML and JavaScript, featuring an assortment of product details and styles. Each product is accompanied by a unique digital picture gallery that allows customers to conveniently switch between multiple views.• Implemented a custom image zooming feature using CSS and React, enabling users to magnify images by 2.5x without relying on external libraries.

Developed starting Wiki site with PHP for users to read, create and edit content on gender equality issues.

• Researched best SEO practices for main website and increased web interaction.• Implemented Tailwind CSS to improve UI/UX, with focus on mobile responsiveness.• Migrated codebase to Next.js for server-side rendering, improving page responsiveness times.

San Diego, California, United States

• Managed a wide range of 150+ students who studied basic addition to college level calculus.• Worked one-on-one with students to guide them through their practice worksheets, provide both support and encouragement, and also assess the progress of each individual along with their study plan.

Bachelor Of Science - Bs, Applied Mathematics

Majored in Applied Mathematics. Courses related to differential equations, linear algebra, mathematical logic, analysis, networks.

Advanced Software Engineering Immersive

13-week software engineering immersive program with 1000+ hours of coding. Full-Stack development with JavaScript, React, Express, SQL.

Associate'S Degree, Mathematics

Courses related to calculus, linear algebra and differential equations.

Education record