ChangeLab

Customer-Relationship Management Website in React, PostgreSQL backend

Developed a full-stack Customer-Relationship Management website in React, reducing load times by 30% compared to the former Weebly site; Enhanced user engagement with a gamified UI by collaborating with 3D designers and artists to optimize the user interface

Reduced API response time by 25% by optimizing RESTful APIs with Node.js and Express and designing scalable database schemas in PostgreSQL for full-stack web application, which ensured data integrity across multiple environments, supporting over 10,000 concurrent users

Reduction in security vulnerabilities and maintain 99.9% system uptime by conducting comprehensive testing, updating legacy code, addressing critical security issues related to user information exposure, and collaborating with the chief engineer to implement firewall security measures

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