Yi-Cheng, Chen Team Management / Full Stack Developer Taipei，TW [email protected] Education Master of Science, Institutes of Multimedia Engineering National Chiao Tung University, 2011~2014 • Dissertation: Interactive Visual Analysis for Vehicle Detector Data Bachelor's Degree, Applied Mathematics National Chiao Tung University, 2006~2011 • Event General Coordinator of "Applied Mathematics Camp 2009" • Stage Manager / Actor of "Earth Boom" drama club Working Experience KooData, Technical Lead, Nov 2019 ~ Present Led an R&D team with agile development and b uild up CI/CD flow by Bitbucket / Cloudbuild / Jenkins. System architecture planning

stack & APIs development and 3+ years of experience in product design & management. Analytical business with strong programming experiences to build product & solution for expertise. 23 Juliyears old) Bandung, West Java, Indonesia https://jurnaladam.vercel.app [email protected] Experience Technical Product Manager KARLO JulyPresent Bandung, Indonesia Lead Product and Operations Divisions while manage integrations systems and features with Developer and clients. Design System flow, API and mockup/wireframe with Product Designer. Estimate Timeline & manage sprint/scrum Define & manage Backlog and Scenario Testing . Re-design Core system

mainly working on the development/revisions/maintenance of "BeatInfo Health 必應健康". Technologies primarily used include Kotlin/Java, with the writing of Android SDK programs and some cross-platform Flutter programs. Job Responsibilities: - Developing core features (e.g., Android SDK development, managing multiple Bluetooth connections, integrating algorithm JNI, MVVM architecture, backend data integration, background application servicesDeveloping program pages (e.g., physiological information cards, historical data charts, group management, personalized history managementDeveloping in-house tools (e.g., Tools cross-platform OTA firmware update application, In-house algorithm testing

Upgraded the React Native version of TTWallet from 0.65 to 0.69, successfully completing the upgrades for both iOS and Android platforms to comply with the latest Google Android SDK policies. TTMining | A one-stop DeFi platform where you can earn TT and stablecoin Rapidly constructed a user-friendly DeFi DApp using React.js, Redux, and Material-UI, allowing users to effortlessly generate TT and stablecoin interest by placing assets on TTWallet. Collaborated with product manager and designer to construct a Bounty Hunter and friend referral system, resulting in TTMining's ...

Multiple Gold winners in awards festivals. MEGA Ingka Centers ' network of shopping centers. Golden Website award winner in B2C . Work Experience Frontend • Lottoland AugustPresent Game portal development - next.js implementation; - implementation of feature flags; - legacy code support; - code review; - interaction with the design team and product managers to find the best solutions. Frontend • Ruport Agency JulyAugust 2023 Developed a media portal website for Magnit. Simplified the creation of typical landing pages on the website by developing a landing page builder; Developed Magnit recruitment website, brought TypeScript into the project, implemented specifications by creating maintainable

payment: implemented embedded browser for secure payment processing. Conducted security risk analysis and addressed native code bugs. Crypto News: doing research, designing system architecture in the form of Technical Design Document (TDD), code both UI and server, server deployment. Tight collaboration was required with all stakeholder: Product Manager, Project Manager, Engineering Manager, Security Risk Analyst, and senior Software Engineer. Optimizing Crypto News server: 30 CPUs & 38 GB RAM down to 1 CPU & less than 1 GB RAM. App optimization: omit unnecessary component re-renders and lifted heavy computation from UI, bringing back app refresh rate

CD Taipei City, Taiwan 工作經歷 Co-Founder • Newpa.io MarchOctoberGuided the translation of user needs into actionable deliverables, bringing product design from concept to implementation - Built a robust note-taking application leveraging Next.js and PostgreSQL, delivering an intuitive and responsive user experience - Deployed and managed scalable infrastructure across Vercel, Auth0, and Supabase, ensuring robust performance and secure authentication for user data - Implemented a subscription payment system from scratch, enabling recurring revenue streams Software Engineer • Klarna MarchFebruaryDeveloped a React-based merchant portal, actively used by over 500,000 Klarna merchants worldwide - Restructured the user authorisation