- Boosted a 200% interest in user registrations on the referral platform by implementing a new, user-friendly, and responsive homepage, driving higher user engagement and interest- Collaborated with cross-functional teams to discuss and develop innovative product features, while actively participating in code reviews to ensure code quality and team collaboration- Developed a real-time messaging system facilitating seamless communication between users and their referrers, ensuring prompt updates on job application statuses and backend- Utilized: ReactJS, Firebase

- Built a dashboard using React.js, Material UI, TypeScript, Axios, and 50+ RESTful API endpoints, enabling real-time data analysis- Implemented a secure Role-based Access Control (RBAC) system ensuring data confidentiality- Leveraged an internationalization library to create a multilingual application catering to business partners across 3 countries, resulting in a 57% increase in user engagement- Developed interactive charts with advanced filters to boost data interpretation efficiency by 63%, allowing stakeholders to identify trends and make data-driven decisions more effectively- Debugged and troubleshoot web applications, identifying performance bottlenecks, resulting in a 30% reduction in bug-related delays, significantly enhancing overall application performance- Utilized: ReactJS, Material UI, Typescript, i18next, Socket, Firebase, Chart.js, React Hook Form, Yup

- Collaborated with a team of three to design and implement website features, graphics, and database solutions, ensuring alignment with stakeholder requirements- Proactively identified bugs, and adeptly executed solutions to optimize application performance, resulting in an average reduction of 36% in time-consuming processes- Deployed application on AWS cloud services, EC2 server, to ensure reliable and scalable performance- Established a back-end content management system facilitating user management of project information through 20+ RESTful API endpoints for CRUD purposes- Utilized: JavaScript, React.js, Next.js, AWS, Python, TailwindCSS, MongoDB, Firebase, NextAuth, JWT

- Managed 30+ domestic suppliers and matched supply rate and In-stock rate target every month.- Negotiated with suppliers on spare parts price and achieved cost saving by over 5% yearly.- Responsible for regulation compliance for all spare parts.