TRACEY WANG

+1-513-***-**** adgsjo@r.postjobfree.com https://www.linkedin.com/in/yuqingwang504/ 3869 Miramar St, La Jolla, CA EDUCATION

University of California - San Diego, United States Sep 2019 { Dec 2020 Master of Computer Science GPA: 3.7

University of Cincinnati, United States Sep 2014 - May 2019 Bachelor of Electrical Engineering Degree Honor: Summa Cum Laude Dean’s List: 2015 { 2019 GPA: 3.97 Chongqing University, China Sep 2014 - May 2019

Bachelor of Electrical Engineering Rank: 1/50 GPA: 3.88 SKILLS

Programming Languages: Java, Python, JavaScript 6, TypeScript, GraphQL, Matlab, C++, HTML, CSS, YAML Databases: MySQL, PostgreSQL, MongoDB, DynamoDB, Redis Tools and Frameworks: Spring (Boot, Cloud, Data), MyBatis, Node.js, Express.js, Webpack, React.js, Redux, Jest, Enzyme, Apollo, Bootstrap4, Maven, RocketMQ, Kafka, Zookeeper, Git, JMeter, Swagger, Postman, ELK Stack, Docker, Kubernetes AWS: Lambda, S3, CloudFormation, SAM, API Gateway, SNS, SQS, VPC, Route 53 WORKING EXPERIENCE

Amazon.com, Inc. Seattle, United States

Software Engineer Intern Jun 2020 { Aug 2020

Amazon Advertising Partner Network: Helps advertisers connect with partners via the "Find a Partner" directory

Modeled the AWS SNS, SQS, Lambda to listen to DynamoDB streams using AWS CloudFormation

Used Apollo Client, Axios, query internal GraphQL APIs; Implemented GraphQL schema and resolvers

Upserted latest documents into ElasticSearch for real-time incremental indexes builds with AWS Lambda and SQS

Enabled advertisers to free-text search partners, lter out partners, sort search results; Improved searching e ciency by replacing fuzzy matching in DynamoDB with ElasticSearch

Customized di erent analyzers on various elds, extended thesaurus by adding synonyms under speci c language settings, de ned scoring mechanisms and sorting order to enhance user experiences, and increased conversion rates by 90% Smart Metering Solutions Co., Ltd. Seattle, United States Software Engineer Intern May 2016 { Aug 2020

Siemens Head-End System : An e cient integrated solution for managing smart meter data and device events

Designed pie charts and line charts to present processed data of smart meters with React Recharts, optimizing visualization

Implemented RESTful APIs based on SpringBoot for on-demand reading, scheduled data collection, event management

Complied well-formed back-end API documents using Swagger and tested APIs using Postman SELECTED PROJECTS

Online Shopping and Ordering System Designed for High Concurrency Scenarios Back End Developer

Designed back-end using Spring Boot, Spring Data JPA and MySQL; Employed Nginx as the reverse proxy for load balancing; Measured the performance of the system by JMeter

Cached hot data in Redis, reducing CRUD operations on MySql by 99.9%; Placed orders asynchronously with RocketMQ and improved the QPS by 30%; Sent static contents to Content Delivery Network, reducing page loading time Single-Page Face Recognition Website Application Full Stack Developer

Established a single-page RESTful web application allowing users to register, upload images, and complete face recognition

Built the Ajax-based front end with React, Router, and Bootstrap; Combined Jest and Enzyme to conduct unit test for presentational components and integration test for container component

Developed back end using Node.js; Utilized Express for Http requests, MongoDB Atlas and Mongoose for data management; Used Postman and DocGen for API documentation; Deployed the application on Heroku DevBootCamp Web Application Devops Engineer

Implemented the microservices using SpringBoot, MyBatis, and MySQL; Used Dubbo for microservices communica- tion, Zookeeper for service registration discovery, Spring cloud zuul for routing

Dockerized microservices with Compose le and used Harbor to store images; Set up the cluster and employed the Kubernetes for orchestration; Achieved continuous integration and deployment with GitLab and Jenkins

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