・Improved user experience by crafting several essential pages and fixing bugs, leveraging TypeScript,Vue2, Jest, and Nuxt.js, thereby ensuring a seamless and stable user experience.

・Streamlined development processes by proposing and implementing Github Actions and varioustemplates such as a PR template, significantly contributing to meeting project deadlines.

・Enhanced customer experience by designing and implementing APIs using Python, FastAPI, and DynamoDB, providing users with new and improved functionalities.

・Successfully managed a team of 6 members as a project manager, and maintained excellent clientrelationships, ensuring client needs were met and expectations exceeded.

・Directed a team of 8 frontend developers in an Agile environment, closely collaborating with the designand backend teams to design REST APIs and implement double the expected functionalities in a travelplanning POC application using Vue3 and Tailwind.css.

・Developed responsive web pages working for both PC and mobile, improving user experience andaccessibility.

・Led a team of 4 newcomers to transit from existing infrastructure to a serverless architecture using AWSservices such as CloudFormation, DynamoDB, Lambda, and API Gateway for the company's cafeteriafood booking service, optimizing system performance and scalability, and reducing AWS service costs by50%

・Automated API testing using shell-script, reducing the time of API testing by more than 99%.

・Implemented APIs using Python and Django, providing users new functionalities.