Woorim Ryu Email & Phone Number

대한민국 서울 강남구

𝐌𝐨𝐦𝐞𝐧𝐭𝐢𝐜𝐚Momentica is a marketplace for NFTs of premier K-Pop Artists used by 270k people.• Created a family registration system allowing minors to join, expanding the user base and increasing revenue by extending services to underage users.• Led the planning and development of a Invite Friends event, securing up to 20,000 new sign-ups per event.• Developed an algorithm and automation tool to expedite NFT merchandise production, reducing processing time by 91% (from 1hour to 5mins).• Enhanced development productivity through reusable code and automated workflow.• Developed a fully automated workflow for generating frontend code based on a server Swagger APIs, which eliminated significant overhead.

대한민국 서울

𝐁𝐨𝐭 𝐒𝐞𝐫𝐯𝐢𝐜𝐞𝐬 (𝟐𝟎𝟐𝟏.𝟎𝟖 - 𝟐𝟎𝟐𝟐.𝟎𝟐)•Identified issues in customer service and collaborated with UI/UX designers to define improvements.•Designed architecture with Hybrid Rendering using Next.js.•Improved productivity using CSS-in-JS(Emotion).•Ensured stable management of complex data structures and prevented type-related errors by using TypeScript.•Enhanced speed and performance by implementing a chat system using grpc and grpc-web.•Implemented unit tests using Jest.•Reduced build and deployment overhead using Docker, GitHub Actions, and AWS Cloud services.𝐀𝐈 𝐕𝐨𝐢𝐜𝐞 𝐀𝐬𝐬𝐢𝐬𝐭𝐚𝐧𝐭 𝐁𝐮𝐢𝐥𝐝𝐞𝐫 (𝟐𝟎𝟐𝟏.𝟎𝟐 - 𝟐𝟎𝟐𝟏.𝟎𝟕)•Developed reusable and efficient architecture through caching and optimized data queries by proactively introducing GraphQL and Apollo Client.•Led the frontend development of the Chatbot and Builder, collaborating with UI/UX designers andconducting multiple POCs and user interviews to enhance user experience.•Improved existing MongoDB tables and designed new tables based on new requirements.•Implemented UI using React, TypeScript, and Styled-Components.𝐀𝐫𝐜𝐡𝐞𝐫𝐲 𝐍𝐚𝐭𝐢𝐨𝐧𝐚𝐥 𝐓𝐞𝐚𝐦 𝐀𝐈 𝐀𝐧𝐚𝐥𝐲𝐬𝐢𝐬 𝐏𝐥𝐚𝐭𝐟𝐨𝐫𝐦 (𝟐𝟎𝟐𝟎.𝟎𝟗 - 𝟐𝟎𝟐𝟏.𝟎𝟏)•Frontend Lead, overseeing UI/UX design, user testing, POC, development, and deployment.•Successfully launched, resulting in analysis 10 times faster than the previous method, contributing to the medal haul in the Tokyo Olympics.•Developed an algorithm to provide users with estimated upload and analysis times based on the binary size of videos.•Implemented a user-friendly interface using React, TypeScript, and Styled-Components.𝐌𝐢𝐬𝐜𝐞𝐥𝐥𝐚𝐧𝐞𝐨𝐮𝐬•Hyundai Motor's Enterprise Translation Service•Hyundai Motor's Enterprise Wheel Design Platform•OCR Analysis Log Dashboard

Pangyo, Gyeonggi

𝐊𝐚𝐤𝐚𝐨𝐓𝐚𝐥𝐤 𝐎𝐩𝐞𝐧 𝐂𝐡𝐚𝐭𝐛𝐨𝐭 (𝟐𝟎𝟐𝟎.𝟎𝟐 - 𝟐𝟎𝟐𝟎.𝟎𝟒)• Implemented a user-friendly interface using React, TypeScript, and Styled-Components.• Successful launched service automating of administrative tasks in large-scale Kakaotalk chat.𝐂𝐡𝐚𝐭𝐛𝐨𝐭 𝐁𝐮𝐠 𝐓𝐫𝐚𝐜𝐤𝐢𝐧𝐠 𝐓𝐨𝐨𝐥 (𝟐𝟎𝟏𝟗.𝟎𝟗 - 𝟐𝟎𝟐𝟎.𝟎𝟏)• Designed and developed a Bug Tracking System, improving fault recovery time by 10x through rapid failure identification with data processing and visualization.• Introduced and implemented CNCF's OpenTracing to the team to improve the logging system.• Migrated existing codebase to React and Redux for better reusability and maintainability with growing user numbers.𝐊𝐚𝐤𝐚𝐨 𝐂𝐮𝐬𝐭𝐨𝐦𝐞𝐫 𝐒𝐞𝐫𝐯𝐢𝐜𝐞 𝐂𝐡𝐚𝐭𝐛𝐨𝐭 𝐁𝐮𝐢𝐥𝐝𝐞𝐫, 𝐄𝐧𝐠𝐢𝐧𝐞 (𝟐𝟎𝟏𝟖.𝟎𝟓 - 𝟐𝟎𝟏𝟗.𝟎𝟖)• Developed an engine and platform converting large FAQ data files into consultative chatbots.• Contributed to a 40% reduction in call volume for customer service representatives by introducing this model to the 'Kakao Customer Service' chatbot.• Improved service performance through asynchronous queues (Celery) and multiprocessing for large-scale computing tasks.•Recognized as the first South Korean chatbot engine for large FAQ data, leading to a patent application in April 2019.𝐊𝐚𝐤𝐚𝐨 𝐄𝐝𝐢𝐭𝐨𝐫 𝐒𝐭𝐚𝐭𝐢𝐬𝐭𝐢𝐜𝐬 𝐃𝐚𝐬𝐡𝐛𝐨𝐚𝐫𝐝 (𝟐𝟎𝟏𝟖.𝟎𝟏 - 𝟐𝟎𝟏𝟖.𝟎𝟒)𝐊𝐚𝐤𝐚𝐨 (𝐟𝐨𝐫𝐦𝐞𝐫𝐥𝐲 𝐃𝐚𝐮𝐦) 𝐍𝐞𝐰𝐬, 𝐒𝐧𝐚𝐜𝐤 𝐂𝐨𝐧𝐭𝐞𝐧𝐭 (𝟐𝟎𝟏𝟓.𝟏𝟎 - 𝟐𝟎𝟏𝟕.𝟏𝟐)• Developed a data visualization using HighChart, d3.js, and open-source libraries.• Migrated existing codebase to React and Redux for reusable components and logic.• Improved performance, speed, and development productivity through refactoring.