- Contributed to the development and maintenance of a pollutant monitoring software system using node.js, where features included capturing images from monitoring cameras at predefined intervals, conducting visual analysis to monitor pollution levels, and auto-generating alerts.- Collaborated with the engineering team to integrate support for new camera devices using ffmpeg and utilized MongoDB for optimized data storage, ensuring seamless integration and expansion of system capabilities. - Undertook significant frontend application enhancements, focusing on data visualization using Ember.js. Implemented UI/UX improvements based on user feedback and optimized API calls, resulting in a 30% reduction in frontend loading times.- Developed robust backend operation through microservices using Node.js and RESTful APIs, and transitioned to Keycloak for Single Sign-On (SSO) capabilities, enhancing both security and user experience.- Managed and maintained Docker image building scripts, streamlining deployment with Capistrano, and mentored new team members through training sessions and knowledge transfers, ensuring quick onboarding and adherence to best practices.

- Participated in brainstorming and development of ideas for the company's IoT educational development kit. component selection, writing sample code, and providing step-by-step building instructions.- Developed and documented educational IoT kits involving Arduino and embedded systems using C++. Tasks included component selection, writing sample code, and providing step-by-step building instructions.- Built an e-commerce website using WordPress to showcase the company's IoT educational development kit.- Handled project documentation and ensured smooth coordination with other team members.