Jeff Sittler
Owner at Mindblender Productions
Gilbert, Arizona, United States
Summary
🤩
Rockstar🎓
Top SchoolJeff Sittler is a seasoned UX architect and owner with over two decades of development experience and 13 years specifically focused on UX and front-end engineering. He blends practical full-stack skills—evident from recent full-stack work at GPS Insight—with deep UX craftsmanship developed across roles at Unicon and Matson Navigation. An active open-source contributor, Jeff has improved widely used projects like Apereo CAS and uPortal, implementing SSO session management, responsive Bootstrap-based themes, and modernized UI elements. Based in Gilbert, Arizona, he runs Mindblender Productions, bringing an entrepreneurial, client-facing perspective to technical design problems. Known for translating complex requirements into polished, accessible interfaces, he continually adopts new technologies to extend the UX ecosystem. Colleagues describe him as detail-oriented with a knack for turning legacy interfaces into cleaner, mobile-friendly experiences.
14 years of coding experience
20 years of employment as a software developer
Rogers State UniversityChandler/Gilbert Community CollegeMesa Community CollegeTulsa Community College
Github Skills (22)
ajax10
javascript10
bootstrap10
web-application10
jsp10
css10
responsive-design10
datatable10
java10
datatables10
javas10
jspx10
front-end-development10
webapp10
html10
Programming languages (9)
Github contributions (5)
apereo/cas
Sep 2015 - Jan 2019
Apereo CAS - Identity & Single Sign On for all earthlings and beyond.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:388 commits, 55 PRs, 68 pushes in 3 years 5 months
Contributions summary:Jeff's commits primarily focus on the implementation of the web application's user interface, specifically the monitoring and management of Single Sign-On (SSO) sessions. The user implemented the necessary JavaScript and JSP code to create a data table, incorporating AJAX data loading and session deletion functionality. The user also made styling changes to ensure the proper layout and presentation of the application for the user.
apereosingle-sign-onsso-authenticationauthenticationauthorization
uPortal-Project/uPortal
Oct 2013 - Jun 2014
Enterprise open source portal built by and for the higher education community.
Role in this project:Front-end Developer
Front-end DeveloperContributions:25 commits in 7 months
Contributions summary:Jeff primarily focused on enhancing the user interface and styling of the uPortal project. Their contributions include implementing Bootstrap 3 within the Respondr theme, which involved significant changes to the LESS stylesheets and JSP files. They also addressed mobile view inconsistencies and refined the design by styling the gallery/customization drawer and the remove/move tab controls. Furthermore, they modernized the interface by incorporating Font Awesome icons and modifying the header elements.
open-source-portalcommunity-educationgradlesoffithigher-education
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