Contributed to key features of a large-scale creator platform serving 100,000+ users, developed with Vue.js, Nuxt.js and Typescript

Integrated REST APIs and managed client-side state with Pinia and composables, enhancing performance and maintainability

Built and integrated RESTful APIs with Node.js and Express.js, connecting frontend features to backend services and improving system reliability

Optimized critical rendering paths and lazy-loaded non-essential components, reducing initial load time by 30% and enhancing Core Web Vitals across key user journeys

Introduced Cypress for E2E and Jest for component testing, expanding test coverage and ensuring reliable deployments

Designed and built backend services with Node.js, Express.js, and PostgreSQL, implementing normalized schemas and optimized queries for high volume data handling

Integrated Redis caching, reducing query response times by 40% and enabling stable performance under peak traffic loads

Implemented authentication, request validation, and error handling middleware, improving system security and reliability

Raised test coverage by 25% with Jest, lowering production defect rates and boosting release confidence across multiple products