RQ10808 - 3 x Sr. Software Developer 3 openings - 3 different submissions 2-year contracts (477 business days) - possible extension ONSITE 5 days - Yonge St. Toronto Security Level: CRJMC Responsibilities Develop coding, testing, and debugging to support existing extensions/tools such as IRT, De-Dup, OIA, Immunization Forecaster and PR Upload Conduct technical analysis, preparation of detailed programming specifications, program design, writing and/or generating code, and conduct unit tests Translate technical specifications for sustainment and upgrade into working, tested applications Undertake proof of technology with test data to simulate application load and performance tuning related applications Provide software expertise in various computing platforms, operating systems, database technology, communication protocols, middleware and gateways Provide impact analysis, effort estimate and solution design/development for supported solutions due to DHIR solution upgrades, software upgrades or any new requirements (e.g. Panorama 4.4.x upgrades, PHU merge and more) Provide application programming support for incident management, application functionality sustainment, performance tuning and technical documentation Work with Quality Assurance (QA) to code, test, and debug extensions/tools integration services Maintain Development environments and continue continuous Integration (CI) practice Improve the quality and accuracy of the data collected for the approximately 34 PHUs and 2282 PHU users Ensure availability of the DHIR extensions/tools for use by all Ontarians. Must-Haves 10+ years of enterprise Java / Java EE development for large, complex, multi-tier and microservices-based systems 10+ years designing and developing large multi-tier enterprise web applications and microservices architectures Strong Oracle RDBMS expertise (Oracle 19c) including SQL, PL/SQL , stored procedures, data modelling, and database performance tuning Extensive experience developing RESTful web services and APIs for large-scale system integrations IBM WebSphere Application Server / WebSphere Liberty experience in enterprise environments Java application development in Linux / RedHat environments, including scripting and deployments Experience with messaging and integration technologies (e.g., Kafka, RabbitMQ, middleware, gateways ) Nice-to-Have Public sector experience (preferably healthcare) Experience using HL7-FHIR protocols such as FHIR v1.4 (public APIs) and RESTFUL messaging, Middleware and gateways #J-18808-Ljbffr