I work as a software engineer across numerous projects at UCOT, my main responsibilities include the following: - Responsible for writing smart contract using solidity; - Realize the cross-chain technology for two ethereum-based private chains; - Writing front-end for a management system using reactjs; - Building a front end for E-commerce using WordPress and customizing the Wordpress APIs; - Building backend restful and RPC APIs with PHP and JavaScript(with nodejs and using express and koa as the framework). - Involved in the development of android native applications and react-native applications; - Maintenance of private blockchain run off Geth; - Maintenance of Alibaba cloud instance and cloud database; - Experience with container networking on Docker; - Experience working as the lead of small teams in project work.