Justin Cheng Email & Phone Number

Los Angeles, CA, US

San Diego, CA

• Led the development of an Android application using Java and Android Studio to enable real-time streaming from NIR/RGB sensors to generate and display depth map data essential for demos and customer evaluations.
• Advanced the development and testing of software algorithms for depth calculation, auto-exposure, calibration, and other crucial camera systems, optimizing imaging system performance across various platforms for.
• Designed and built Matlab-powered automation frameworks to optimize data collection and analysis workflows, reducing manual processes and overhead by 20% while enhancing overall efficiency.
• Drove system design, component selection, and algorithmic development decisions by conducting comprehensive experiments and analysis to characterize the performance of imaging instruments and competing depth sensing.

San Diego, CA

• Fueled critical everyday R&D activities by maintaining test equipment and working closely with team members to isolate hardware/software issues
• Carried out experiments to compare performance capabilities of various depth sensing systems
• Utilized Android Studio/Java/C/OpenNI to navigate various SDKs and APIs required to capture data from multiple camera systems

• Directed a team of 6 engineers in the development of a web application for a peer-to-peer toy sharing service. Spearheaded stand-up meetings and sprint planning sessions, serving as the primary liaison for client.
• Owned and implemented all user-related functionalities including an innovative user profile page with dynamic user info, customizable profile pictures, and essential account details such as rental history, activity.
• Led testing efforts using Jest and React Testing Library, achieving over 90% test coverage and ensuring high performance.

• Drove the redesign and optimization of an e-commerce back-end architecture to enhance scalability by isolating user reviews into a dedicated RESTful API microservice with a PostgreSQL database. Successfully increased.
• Reduced latency from 200ms to under 30ms through advanced database query optimization, horizontal scaling with NGINX load balancing, and thorough performance analysis using Loader.io and New Relic.
• Facilitated rapid and automated scaling/deployment by containerizing applications with Docker and deploying on Amazon AWS EC2, ensuring efficient resource utilization and streamlined deployment processes.

• Developed widget according to customer business criteria including interactive carousels and modals to showcase related products and enable product comparison, incorporating session-persisting favoriting using React.
• Designed and built a dynamic user interface for the homepage to highlight products and streamline navigation to detailed pages, utilizing React Router to improve site usability and enhance the overall UI/UX.
• Improved page load times from 4 seconds to 0.5 seconds through implementation of lazy loading and compression techniques, significantly improving site performance and user satisfaction.

San Diego, CA

• Executed a range of help desk tasks, including troubleshooting, OS imaging, network configuration, data backup, computer assembly, and phone/remote desktop support, achieving a 97% satisfaction rating.
• Delivered immediate technical support for critical medical devices within the clinic, successfully preventing patient appointment delays and surgical procedure interruptions.

San Diego, CA

• Created animations and posters for research data collected on a variety of topics including:IPv4 & IPv6 internet topology (AS Core), botnet DDOS attacks, TCP/IP, internet background radiation (IBR)

Alhambra, CA

• Executed commonplace office tasks in addition to preparing and grading coursework material for students
• Tutored K-12 students in various subjects pertaining to the courses offered at the institute

Bachelor’S Degree, Electrical Engineering

Activities and Societies: BodyRock Dance Club President, UCSD Wind Ensemble, IEEE, Video Production Club

Software Engineering Immersive, Computer Software Engineering

1000+ hours of advanced software engineer full stack curriculum.