We are a small software development and consulting company that focuses on Samvera (formerly known as Hydra), Blacklight, Fedora and related technologies. We’re passionate about working with open source software and building robust digital repositories to support the needs of a wide variety of cultural heritage and research institutions. If you’re interested in joining our team, please see our jobs page.



Mark Bussey, Chief Information Leafblower / Managing Director

2017-MarkMark has over two decades of infrastructure management, system architecture, and development, and deployment experience across a wide variety of technology platforms.  Prior to joining DCE, he lead the BBYOpen development team supporting Best Buy’s e-commerce platform.  Mark holds a Bachelor of Arts degree in English and Mathematics from Amherst College and holds a Master of Arts degree in Music Education from the University of St. Thomas.  When not dabbling in technology, Mark is an avid classical guitarist and is board member and current president of the Minnesota Guitar Society.


Rachel Lynn, Business Manager



Rachel joined the DCE team in 2014 after a five-year stint with a successful Minneapolis software company. She runs day-to-day business operations for DCE while helping to shape long-term business strategy. She also plays a key role in planning and coordinating DCE’s training offerings. Rachel is a graduate of the University of Minnesota and she worked in Film, Television and Advertising for many years. Rachel enjoys spending time with her family, reading, hiking, biking, camping, all variety of skiing and loves a good movie.


Bess Sadler, Sr. Developer

2017-Bess2Bess has been building digital repositories for over fifteen years. She is a co-founder of both the Blacklight and Samvera software projects, and is a passionate advocate for open source software and DevOps culture. Before joining DCE, Bess was the Manager for Application Development at Stanford University Library, where she managed a portfolio that included EarthWorks, Library Systems, DevOps, linked data infrastructure development, and strategic planning for long term digital preservation and sustainable development practices. In her spare time, Bess enjoys gardening, cooking, contributing to social justice movements, and reading comic books.


Jamie Little, Sr. Developer

2017-Jamie2Jamie is a software developer with 6 years of experience working in libraries and on library research projects. Before DCE, he worked at the University of Miami as the Digital Preservation & Application Development Librarian, where he contributed to open source projects ranging from Blacklight customization to digital preservation tools. He has an MSLIS from the School of Information Sciences at the University of Illinois. When not programming, he enjoys traveling with his partner, gaming, and listening to increasingly weird music on YouTube.