As a Senior Frontend Developer • My main responsibility is to organize and deliver high quality product between multiple teams, I'm involved in at least following topics on centralized trading platform • Solving problem with CS knowledge, including algorithms design, system design, design pattern, software architecture, automation, etc. practical techs including Vue.js, React.js. • The trading flow between fiat and cryptocurrency in financial platform • The blockchain interaction between smart contract and web3 tech • Defi wallet across multiple blockchains Achievements: • Delivering credit card products in a 1+ million users platform. • In charge of upgrading rendering and developing performance in multiple projects, at least 20% faster than before. • Release 2 Ethereum tokens (including top 5 marketcap,over 2 billions, in the world) and their related platforms, which including fiat exchange, crypto exchange, etc. • Lead the development of 6 start-up applications.

As a Full-stack Engineer • My main responsibility is to deliver the quality of e-commercial platform "Shopline" • Solving problem with CS knowledge, including algorithms design, system design, design pattern, software architecture, automation, etc. practical techs including AugularJs, React.js, Ruby On Rails. • Practical experience in Agile and remotely collaboration. Achievements: • Shopline is a successful application for 8 years but also has great amount of legacy code, I refactoring the code structure which increase 20% maintainability at least. • Improve the workflow by at least 3 scripting automation, which speed up workflow at least 15%.

As a FullStack Engineer • My main responsibility is to deliver profitable MVP, maximize the software quality and customer's profit, the scope including algorithms design, system design, design pattern, software architecture, automation, etc. • Strong cross culture communication, hold English meeting every day • Specialize in high-performance frontend (SSR, asynchronized system), enterprise-level UI library creation, compatible product in mobiles and legacy browsers, my hands-on techs include React.js, Next.js, Redux, RxJs, etc. • Specialize in could-native development, HA system design, national-level database design, DevOps automation. hands-on tech include Docker, GitHub Action, RDBMS, AWS and GCP, etc. • Hands-on experience in Restful API, micro-service, commercial system ex. Shopping cart, OAuth, Payment flow, etc. tech include Nest.js, typeORM, etc. • For leadership, I mentoring two juniors and technical leading on two projects Achievements: • Technical leading trading system which handle 100k+ users • With high-pace development, I've created admin system and forum in one month • Mentoring and managing two juniors

As a Full-Stack Engineer, I have the following point can provider my company with : • Strong cross-culture communication experience • Strong and hands-on at ReactJS, including JavaScript, HTML, and CSS experience, background with focus on designing and developing SPA using design patterns like Render Prop, HOC, etc. • Strong and hands-on at Java background with focus on developing Spring-based web • Experience in Node.js for implementing Restful APIs in backend and leverage microservice-based architectures to facilitate CICD. • Experience in designing/developing J2EE SOA Systems • Experience developing applications in Tomcat and Apache Web server environment • Has knowledge of Oracle/MySQL database, including PL/SQL script • Experience in utilizing cloud tech like AWS environment(ECS/EC2/CloudWatch) to speed up 300% up deployment efficiency • Strong experience in Agile methodologies • Experience in Linux based OS and shell script Achievements : • Designed and developed two startup project - User portal and Credit Card enrollment applications using Redux, CRA • Complete integrating online payment services like Apple pay, credit card in online payment system which expect has 20k+ user • Dedicated to training junior ReactJS/Front-end developer, and make them independent and proficient • Take over huge legacy systems from India team and re-factor the software structure • Build up a new team including the new management structure, Git flow, and several SOP

As a System Engineer, I have the ability to provide the company with : • Strong cross-culture communication, hold English meeting weekly • Strong experience in developing national-level ERP system • Strong and hands-on experience in UI design, tech set include Oracle Form • Strong and hands-on experience in Oracle Database, including scale up and backup • Strong and hands-on experience in C language, used for database automation, data analysis and procedural logic programming • Experience in Linux base OS and shell script • Has knowledge of Java desktop application by using JFrame Achievements : • Technical leading a brand-new ordering system to improve 300% efficiency in daily routine • Technical leading developing automation tools to improve the efficiency (boost 300% at least), like Cross System Monitor Script, Automated Promotion Data Upload Tool...etc. • Design new system to replace a ERP system which has over 20k+ user

• Strong cross-culture communication experience • Strong at C/C++ and MFC framework, focus on developing desktop application Achievements: • Support analysis algorithm of USB2.0 in our product