Mark Vanrietschoten Email & Phone Number

Kitchener, Ontario, Canada

Improved a multi-service image search, re-implementing the back-end using Streams API and Reactive programming to support a fast and scalable user experience.Learned Rust supported by team mentorship, and implemented GraphQL and RESTful APIs for entities in a major API rewrite. Raised test coverage of project to 98%.

Kitchener, Ontario, Canada

Implemented the API and data layer for an internal video call service adding richer integration with the Bluescape visual collaboration platformIntegrated telephony to meetings allowing dial-in access via a voice-guided menuRealized a re-design of the meeting lobby user experience, and created a meeting-first experience with the Bluescape application.

Drove implementation of a new secure messaging system in the EMR application, defining scope, designing the system, and delivering to a short schedule with a three-person team.Designed and developed an internal database schema management library implemented with Liquibase to decouple schema management from the EMR application code; the library had a small.

Kelowna, BC

Designed a new e-Prescribing system allowing direct communication between physician offices and pharmacies, leveraging the HL7 FHIR framework to define JSON models for easy interoperability. Worked with external organizations to create and share requirements, integration environments and support as they integrated a third party software system into our.

British Columbia, Canada

Led a small team of three developers dedicated to investigating and resolving client-reported issues throughout the entire applicationGrew team to six, improving performance through mentorship and guidance in product domain knowledge, team processes, and technical skillsRefined and maintained inter-department processes and relationships with.

British Columbia, Canada

Developed new features and enhancements for a leading Canadian Electronic Medical Records application used for patient scheduling, charting, billing, and organization in medical offices. Technologies: Java, MSSQL, XML, SubversionPerformed root cause analysis of reported bugs, ran performance analysis, delivering issue resolution and improvements quickly.

Creating and updating documentation, maintaining demo and test environments, participating in design and troubleshooting for a developing software module. Direct customer assistance with configuration and troubleshooting early release of software.

Performed test cases and submitted bug reports for in-development software. Developed and maintained test case documentation.

Coordinated user testing of applications on Windows Vista platform. Configured and prepared handheld PC devices. Upgraded on-site software with new versions as required. Assisted with running and maintaining various site applications. Developed interpersonal skills through working as part of a team in an office environment.Skills · Capable of programming.