Ethan Yicheng Li

Phone: 646-***-**** E-mail: adi4ii@r.postjobfree.com 666 West End Ave, New York, 10025 GitHub: https://github.com/EthanLi0203 LinkedIn: https://www.linkedin.com/in/ethan-li-0506/ Education

Columbia University, New York Sep. 2019 - Dec. 2020 (Expected) M.Tianjin S. in Electrical University, Engineering Tianjin, China Sep. 2015 - Jul. 2019 B.Technical E. in Electrical Skills & Information Engineering l Application Development: React.js, Next.js, Vue.js, Node.js, Express.js, Go.js, Mongoose, HTML/CSS, Junit l DevOps & Platform: Jenkins, AWS, Docker, Kubernetes, Git, EKS, ECR, Linux, Unix, Digital Ocean, NGINX l Programming: JavaScript, Java, Python, SQL & NoSQL, MySQL, PostgreSQL, MongoDB, Elasticsearch, Spark Work Experience

@Inguo.io New York, U.S.

Software Engineer Intern (part-time) Sep. 2020 – Present l SCRUM process participation and building hundreds of Junit testing cases against project routes [Java, Junit] l Set up “User access” table with MySQL and updated related field across AWS RDS l Integrated user-authority checking feature, set up meter-service RESTful API, and authenticated user with JWT in system backend. Enabled frontend ‘user access’ CRUD operation with Vue.js

@Inguo.io New York, U.S.

Software Engineer Intern Jun. 2020 – Aug. 2020

l Set up CI/CD pipeline automated deployment with Jenkins, Kubernetes & Docker on AWS microservices l Improve API-driven initiatives to initiate appropriate system functionality using Spring Boot in collaboration with AWS services (API gateway, Lambda, RDS, CloudFront, etc.) l Designed highly scalable Edge-nodes filtering RESTful API service, achieving accuracy over 99.9% and enabling seamless graph rendering by Vue.js [Go.js, Webix.js] l Set up extra RESTful authentication API requested for SaaS integration by client, deployed inside the client’s EC2 environment and achieved horizontal scaling under AWS (Route53 DNS, S3, CloudFront)

@GE Healthcare Shanghai, China

Backend Engineer Intern Jun. 2018 – Aug. 2018

l Integrated series of REST API enabling CRUD operations against the technical fields of incoming convertor category, deployed and tested within GE Linux DEV environment [Spring Boot] l Developed scalable API with Django, enabled products selection with MySQL under GE the employee DEV platform l Updating products parameters and migrated part dataset to PostgreSQL, validating under production ENV Project Experience

@Eliblogger.com, New York, U.S. New York, U.S.

Website Owner: The website is now live on domain: eliblogger.com Sep. 2019 – Present l Developed both server-side and client-side, achieving blog CRUD operations l Built 34 RESTful API routes with Node.js & Express.js, set up 4 models with mongoose on MongoDB l Built frontend by Next.js with React.js which has User sign-up & sign-in; Forget-reset password with email; Account activation with email; Google Login

l JWT based authorization & authentication system, admin access control l Deployed on Digital Ocean Cloud Servers and served with Cloudflare CDN, configured by NGINX Web Crawler Jan. 2020 – Mar. 2020

l Developed web vertical search engine by Elasticsearch and crawled data inside its collection l Scrapped, processed and analyzed data from 7 websites with Beautiful Soup, stored in Elasticsearch Cloud Adaptive bitrate selection for streaming video @Columbia Sep. 2019 – Nov. 2019 l Built a proxy for adapting video bitrate with HTTP request [Python, Socket Programming, Linux] l Run instance of Apache and tested proxy under 3 topologies on Linux