Jolyn Denning
Self Employed
Salt Lake City, Utah, United States
Summary
🤩
Rockstar🎓
Top SchoolJolyn Denning is an open source developer with 12 years of experience building front-end and full-stack tooling, particularly around microfrontend architectures and ES module loading. Based in Salt Lake City, she maintains the popular single-spa project (13.4k stars) and has contributed to high-profile projects like webpack and SystemJS, improving module loading, SystemJS integration, and import map support. Her work spans React, Angular, and Vue microfrontends, including real-world migrations and production rollouts for enterprises such as Fitch and Built Financial Technologies. As Executive Director of a nonprofit engineering org, she pairs hands-on coding with leadership, client delivery, and community coordination. She’s pragmatic about developer ergonomics—often refining lifecycle functions, import behaviors, and UI details that quietly improve large systems. Her background includes a published research project from BYU and a knack for making complex module systems interoperable across ecosystems.
12 years of coding experience
11 years of employment as a software developer
Bachelor of Applied Science (BASc), Computer Science, Bachelor of Applied Science (BASc), Computer Science at Brigham Young University
English, Spanish
Github Skills (51)
javascript10
domain-name10
vue-router10
testing10
module-loader10
typescript10
s610
microfrontend10
bundle10
custom-domain10
webpack10
lazy-loading10
github-pages10
front-end-development10
bundler10
Programming languages (19)
Github contributions (5)
single-spa/single-spa
Sep 2015 - Jun 2022
The router for easy microfrontends
Role in this project:
Front-end Developer
Front-end DeveloperContributions:72 releases, 119 reviews, 511 commits in 6 years 9 months
Contributions summary:Jolyn primarily contributed to the core functionality of the single-spa framework, specifically in the areas of front-end development. They made substantial changes to the codebase, including updating lifecycle functions and integrating features related to Angular registerer functionality. These commits reflect a deep understanding of JavaScript and the underlying mechanisms of single-spa, demonstrating expertise in building and managing microfrontends.
single-page-applicationsmicrofrontendsjavascriptroutingmicrofrontend
jolyndenning/coexisting-vue-microfrontends
Jul 2019 - Jun 2020
A repo showing separate vue apps coexisting as microfrontends with single-spa
Role in this project:Front-end Developer
Front-end DeveloperContributions:22 commits, 71 PRs, 82 pushes in 11 months
Contributions summary:Jolyn primarily focused on setting up and configuring a microfrontend architecture using Vue.js. They made significant changes to the `root-html-file/index.html` file to incorporate systemjs-importmap and single-spa, enabling the integration of multiple Vue applications. Additionally, the user modified individual Vue application files, including `app1`, `app2`, and `navbar`, integrating Vue Router and making them compatible with the microfrontend framework. This involved adjusting file paths and configurations to ensure the applications functioned correctly within the single-spa environment.
microfrontendsvue-appsseparatespavue
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