Jo Arroyo
Software Engineer II at Microsoft
Seattle, Washington, United States
Summary
🤩
Rockstar🎓
Top SchoolJo Arroyo is a Software Engineer II at Microsoft with seven years of experience translating a people-first legal background into pragmatic, detail-oriented engineering. A Full-Stack JavaScript grad from Code Fellows, Jo contributes to high-profile open-source work like the Microsoft Authentication Library for JS, focusing on backend refactors, regional authority support, and test-suite improvements. Based in Seattle, Jo blends strong backend and DevOps skills with a collaborative approach honed as a former lawyer and mentor. Known for meticulous problem-solving and shipping maintainable code, Jo brings both technical rigor and empathy to cross-functional teams.
7 years of coding experience
3 years of employment as a software developer
Bachelor of Arts - BA, Bachelor of Arts - BA at University of OtagoProfessional Legal Studies Course, Professional Legal Studies Course at College of LawDiploma of Biblical Studies, Diploma of Biblical Studies at New Zealand Training CenterCode Fellows
Github Skills (16)
testing10
typescript10
user-authentication10
authentication10
javascript10
typescripts10
typescript-types10
openid-connect10
apidoc9
security9
azure-devops9
api9
azure-devops-server9
microservices8
nodejs8
Programming languages (7)
Github contributions (5)
AzureAD/microsoft-authentication-library-for-js
Apr 2020 - Jan 2023
Microsoft Authentication Library (MSAL) for JS
Role in this project:
Back-end & DevOps Engineer
Back-end & DevOps EngineerContributions:648 reviews, 1939 commits, 364 PRs in 2 years 9 months
Contributions summary:Jo's commits focused on updating the backend logic within the `msal-common` and related libraries. Their contributions involved significant refactoring and implementation of new features, including code updates for regional authority support and endpoint discovery. The user's commits also extended to enhancing the test suite and integrating changes within the angular documentation updates, demonstrating skills across backend development and a focus on improving code quality and maintainability.
single-page-applicationjavascriptauthenticationmicrosoft-authentication-librarymicrosoft-authentication
JS-401-Final/front-end
Oct 2019 - Oct 2019
Node.js, React, Redux
Contributions:27 PRs, 48 pushes, 22 branches in 3 days
reactnode-jsexpressreact-reduxreact-js
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