Justin Hynes
Software Engineer III at Ecolab
Boston, Massachusetts, United States
Summary
🤩
Rockstar🎓
Top SchoolJustin Hynes is a Software Engineer III based in Boston with seven years of experience building scalable backend systems and practical full-stack improvements, including contributions to the widely used Open edX platform. He has driven measurable impact—reducing certificate-related support issues by over 50% through a credentialing refactor—while also designing data marts and pipelines that powered learner-facing features and internal CDP consumers. Comfortable across Python, Java, and cloud-based microservices, he pairs hands-on engineering with mentoring and agile leadership cultivated over multi-team environments. An active open-source contributor, his work spans backend integrations, front-end fixes, and technical documentation for Open edX projects. Colleagues rely on him for clean, well-tested code and for maintaining developer tooling such as AWS-based dev environments that accelerate team productivity.
7 years of coding experience
14 years of employment as a software developer
B.S. Computer Science, B.S. Computer Science at Worcester State UniversitySpringfield Technical Community College
Github Skills (22)
javascript10
openedx10
data-service10
back-end-development10
python10
apidoc10
django10
webservice10
api10
front-end-development10
backend10
react10
documentation10
unit-testing9
pytest9
Programming languages (8)
Github contributions (5)
openedx/edx-platform
Sep 2020 - Jan 2023
The Open edX LMS & Studio, powering education sites around the world!
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:472 reviews, 154 commits, 231 PRs in 2 years 4 months
Contributions summary:Justin primarily contributed to the front-end of the Open edX platform. They made changes to the demographics collection modal, adjusting its styling, and added options. They also modified existing components, such as the MultiselectDropdown, and introduced a new API feature for opening links in new tabs. Additionally, the user fixed issues related to certificate generation and improved log messages.
edxlmssitesbackend-serviceopen-edx
openedx-unsupported/edx-documentation
May 2021 - Aug 2022
[DEPRECATED] documentation for Open edX; please see docs.openedx.org
Role in this project:Technical Writer
Technical WriterContributions:14 reviews, 17 commits, 18 PRs in 1 year 3 months
Contributions summary:Justin primarily focused on updating and expanding the documentation within the repository. They added documentation for new events, corrected existing event descriptions, and updated the documentation after a setting was removed. The contributions demonstrate a focus on maintaining and improving the clarity and completeness of the documentation related to event tracking and system configurations. Additionally, they provided updates regarding the bulk email function, including adding features for scheduling email messages, as well as restricted content.
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