Sr Fullstack Developer

Toronto, ON
On-site
Posted Oct 22, 2026
1 position

Opens LinkedIn

Employment type: Full-time
Experience level: Senior · 5+ years
Apply by: Apr 19, 2027
Posting language: English
Working hours: 40 hours per week
Seniority: Mid-Senior level
Application method: Direct apply is available

Job summary

Develop full-stack applications and production-grade services using Java, Spring Boot, REST APIs, HAPI FHIR, and ReactJS. Integrate and process healthcare data using FHIR and HL7 standards, and support secure delivery, testing, audit logging, and production troubleshooting.

Job details

Required Skills Java, Spring Boot, REST API, and HAPI FHIR development experience, including hands-on processing of FHIR R4 and DSTU2 resources in production-grade services. HL7 v2 integration experience, including transformation, validation, routing, acknowledgements, error handling, Java-service integration, and practical experience with the Ontario HRM Standard. ReactJS full-stack development experience and hands-on knowledge of FHIR Subscriptions. Secure application and container delivery experience using OAuth 2.0, mTLS, Docker, automated testing, configuration management, audit logging, and production troubleshooting.

What you’ll do

Requirements

Requires hands-on experience with Java, Spring Boot, REST APIs, HAPI FHIR, and production use of FHIR R4 and DSTU2 resources. Candidates should also have HL7 v2 integration and Ontario HRM Standard experience, ReactJS and FHIR Subscriptions knowledge, and experience with secure application delivery and production support.