Yuki Shiro

adxqe9@r.postjobfree.com https://github.com/MagicUI-Front

React front end developer with 9 years of experience building websites and web applications using ReactJS and modern JavaScript tools/frameworks. Key achievement: collaborated with 24+ product teams and backend developers to execute new features and create API endpoint's request/response payloads.

PROFESSIONAL EXPERIENCE

Senior Front End Developer

Woolworths Group, Remote May 2022 - May 2023

• Created an application interface that integrated 35 third-party APIs and boosted sales results by 80% within 3 weeks on the job.

• Within the initial 30-day period of employment, developed Java OSGi bundles that facilitate cache invalidation, REST API integration, and web form response handling.

• Managed CI/CD solution for a 7-man development team using the CircleCI tool and AWS Lambda functions.

• Developed code that deals with large data sets by rendering components on UI and optimizing calls to minimize HTTP requests by 80%.

• Integrated the Web3.js library to enable seamless interaction with the Ethereum network and streamlined transaction handling via MetaMask wallet, resulting in a 50% increase in user engagement and a 20% decrease in transaction fees.

Front-End Developer

Mercari, Inc., Tokyo April 2016 - April 2022

• Promoted better component lifecycle practices, which increased turnaround speed by 74%, an improvement from previous years.

• Reduced development time by 70% through code reuse in JQuery libraries for various projects with over 5.8K combined page visits.

• Pioneered using isomorphic React and Node.js for 40+ web applications, which decreased load times by 69%.

• Conducted testing, installation, configuration, and troubleshooting of 30+ software programs within one week of joining the team.

Web Developer

Hikari Tsushin, Inc., Tokyo March 2014 - March 2016

• Revamped the e-delivery franchise's website with SEO-friendly content, which resulted in a 91% daily increase in search engine visibility QoQ.

• Raised the home page views of Hikari Tsushin, Inc. from 15K to 150K weekly through SEO optimization, A/B testing, and conversion rate optimization.

• Created Java OSGi bundles to execute custom workflows, create Sling Servlets, and perform data migration tasks in the first 24 hours of employment.

EDUCATION

Bachelor of Science Degree in Computer Science

Waseda University, Tokyo April 2011 – March 2014

SKILLS

• Languages: HTML/CSS, ES6, JavaScript, TypeScript, PHP, Tailwind CSS

• Frameworks/Libraries: Angular.js, React.js, Vue.js, Backbone.js, jQuery, Bootstrap, Foundation, SASS/SCSS

• Web Performance Optimization: Code Splitting, Lazy Loading, Caching, Minification, Compression

• Responsive Design: Media Queries, Fluid Grids, Flexible Images, Viewport Meta Tag, Responsive Images

• Soft Skills: Time Management, Problem Solving, Continuous Learning, Attention to Detail