Xiaoyin Wang

I has extensive internship experiences of internet companies. my tech stack covers from frontend (React, Angular, HTML/CSS) to Backend(Java Spring Boot, PHP, Flask, Django). During these experiences, I have designed and build highly scalable, responsive and concurrent distributed system with efficient Restful Api. Also I worked on building customer-faced products with user-friendly webpages.

I am confident with my experience that I could quickly deliver products and new features in an efficient way!

Facebook (05/2022-08/2022)

1.Built an industry-oriented Customizable Dashboard with multiple Network Insights Widgets to visualize world-wide Mobile Partners like T-Mobile, Sprint, Verizon performance in diverse axes.

• Redesigned a scalable entity schema for NI products using PHP based on Object-Oriented Design. Created the util tools mapping GraphQL Structure to Thrift Struct Shape to improve development efficiency by 40%.

3.Migrated state management system from Laminar (similar to Redux) to React Hook. Greatly Improved website performance by 30% using React memorization methods to cache components, implementing lasy-loading strategy in webpage rendering and building proxying server.

4.Implemented entire Customizable Dashboard workflow(create/update/delete). Enabled data query/response by embedding Relay Fragment/Query in React Components.

Zhongke Rich-Design Institute

1.Built the Regional Map Filter System by Angular, Java Spring Boot, PostgreSQL for urban planning department in local government. Improved the flexibility and granularity for searching system based on RBAC Model. Promoted the architecture transition into cloud-based level by AWS

2.Designed a cache strategy for both client side(HTTPInterceptor) and sever side(Redis). Created Data Scaffold with pagination data fetching to improve loading speed by 30%.

3.Managed Restful Api and backend service for application server using Spring Boot, Hibernate and PostgreSQL. Wrote Unit Tests for data fetching/posting/edge cases processing.

Country & City

1.Developed a cross-platform web/mobile application by using Android Java in Model-View-Controller (MVC) framework to serve thousands of people for most trending styles/products in daily transportation in CI/CD development environment.

2.Worked with Design Team to develop trending products dashboard supporting multiple functions, increased website traffic from about 6000times/day to 10000times/day.

3.Deployed the app server by using Node.js and MongoDB to implement proxying, caching, streaming and data storage. Implemented user status authentication and management by JWT.

University of Southern California: Applied Computer Science with related courses: Web Technology, Algorithms and Data Structure, Information Retrieval, Operation Systems, Java Programming Language.