Ashley Tan

Web Engineer Intern

American Express•  June 2019 - August 2019

- Built reactive Java REST APIs using Vert.x to display alerts on login for 50 million European market cardmembers - Developed asynchronous functions contributing to One Data initiative promoting: Functions-as-a-Service serverless architecture, data reliability through System of Records, and data retrieval efficiency through GraphQL API querying - Constructed compound functions for business use-case using Java streams to validate and format JSON responses, then sending multiple HTTP requests through single API call

Software Developer Intern

Equifax•  May 2018 - August 2018

- Developed Java REST API with Oracle/Mongo database integration using Spring Boot, Maven, Tomcat, Postman, and Mockito JUnit for Customer Eligibility microservice - Improved modules on Node.js/Angular bulletin screen displayed daily to 100+ Global Consumer Solutions employees - Resolved 40+ OWASP vulnerabilities for Lock & Alert mobile application to meet post-data breach production standards, affecting 150 million potential users; proactively wrote extensive documentation as application security Subject Matter Expert - Redesigned HP Fortify upload Jenkins build job collaborating with DevOps team, reducing developers’ scan times by over 95% - Collaborated in teams on multiple web applications, developing strong proficiency with Agile methodologies and Scrum practices