Jonathan Willeke Email & Phone Number

Cambridge, Massachusetts, United States

I manage the Systems group, which tests the database kernel, with a focus on scalability and high availability features, including journaling, shared-nothing clustering, and distributed caching.

Cambridge, Massachusetts, United States

Wrote functional and integration tests for the HealthShare Message Transformation Service, which reads HL7v2 messages in S3 buckets, and converts them to FHIR for use with Amazon HealthLake.

Cambridge, Ma

Wrote a modern C++ wrapper for the ODBC API, and a Google Test-based test framework for the InterSystems IRIS ODBC driver.Wrote a test framework for IntegratedML that covers multiple APIs (ODBC, JDBC, and server-side SQL) and multiple auto ML providers (TensorFlow, H2O, and DataRobot).Wrote Java and C# test suites for the IRISList class, an API for the $list serialization format.Wrote Python and Node.js test suites for the Native API for InterSystems IRIS.Wrote… Show more Wrote a modern C++ wrapper for the ODBC API, and a Google Test-based test framework for the InterSystems IRIS ODBC driver.Wrote a test framework for IntegratedML that covers multiple APIs (ODBC, JDBC, and server-side SQL) and multiple auto ML providers (TensorFlow, H2O, and DataRobot).Wrote Java and C# test suites for the IRISList class, an API for the $list serialization format.Wrote Python and Node.js test suites for the Native API for InterSystems IRIS.Wrote tests for a feature that validates a Swagger/OpenAPI document and generates a backend framework for a REST application.Mentored summer intern in a project to automate measurement of test coverage for the Caché and InterSystems IRIS database kernel using gcov and LCOV, and report the results with a full-stack web application.Automated build and test of Hibernate with the InterSystems IRIS dialect and JDBC driver using Jenkins.Wrote Java and C# test suites for a document database, automating them with Jenkins.Wrote a PHP/JavaScript web application to collate assignments from internal defect tracking and development change databases, then retargeted it to Jira.Enhanced xUnit-style test framework shipped with Caché for simpler test maintenance.Researched, documented, and tested the ObjectScript bytecode compiler and interpreter.Led a team testing the Caché class compiler and object filer.Trained technical support and QA staff in Russia, and managed assignments for remote testers.Wrote internal technical documentation and test plans using DocBook XML, TWiki, and Confluence.Wrote a utility using C to convert Silk result files from a proprietary binary format to XML for input into a database. Co-designed a PHP/JavaScript web application to track test results.Maintained a framework in 4Test and C to support automated testing with Silk. Wrote test scripts, oversaw nightly runs, and analyzed test results. Show less

Cambridge, Ma

Maintained a defect tracking web application, improving the performance of the database and adding features to the web front end. Wrote CGI scripts to generate bug reports from beta test feedback forms.Wrote Silk scripts to automate terminal and GUI-based tests of the Caché DBMS on Windows, Unix, and VMS.

Madison, Wi

Wrote a custom report for Tapestry, the managed care component of a suite of healthcare software.Tested the Visual Basic front end, terminal-based benefits engine, and SQL projection of Tapestry.