Chief Technology Officer
John Churin is Chief Technology Officer for Tolven.
In this role, he
is responsible for the design and implementation of the software upon which the Tolven
applications are based.
passion to develop healthcare applications led him to the open source community and Tolven
's support for open source software development made a good match for Churin's interests.
Performance, security, scalability and maintainable software are among his
Prior to Tolven, Churin worked for Oracle as a Senior Architect in healthcare product development.
contributions to the Healthcare Transaction Base product over five years include the API architecture, sales presentations, technical training and design workshops.
has a deep understanding of the new HL7 V3 standard, as well as Java, OOP, SQL, PL/SQL, web and JEE skills.
also works on performance issues and tuning.
Prior to Oracle, Churin was Chief Architect for Oacis Healthcare Systems.
He developed the Oacis II architecture that supported Physician Order Management and web access to clinical data.
authored a considerable portion of the C++ code for the Oacis project.
Churin joined Oacis from Digital Equipment Corporation where, as Principal Consultant, he was the original developer and architect for the ALL-IN-1 office-automation product suite.
30+ years in the computer industry, Churin
has developed software for many industries, including healthcare, finance and publishing.
has consulted on large-scale projects in office automation, healthcare, finance, manufacturing and communications industries.
consulting role, John
has created object designs that include a pricing model for telecom, a highway maintenance system and a research grant administration system.