Full Stack Developer
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Our client requires a Full Stack Developer to join a project meant to expand the clients’ platform’s FHIR capabilities using Smile CDR and AWS HealthLake to provide scalable, standards-based APIs supporting real-time read and write operations for provider, organization, practitioner, location, and healthcare service information. These capabilities will improve interoperability with provincial digital health assets and provide a modern foundation for healthcare applications consuming provider directory information.
The work includes expanding integrations with the organizations’ Master Data Management services, Provider Registry, and hospital information systems while improving data quality, consistency, governance, and synchronization across provincial systems. Additional work includes enhancing provider search functionality, implementing modern API services, strengthening cloud-native architecture, and improving operational scalability, security, monitoring, and reliability.
The project requires development of healthcare interoperability solutions using FHIR R4/R4B, SMART on FHIR, HL7v2, REST APIs, Java Spring Boot, React, PostgreSQL, OpenSearch, AWS cloud services, and modern CI/CD practices. The successful implementation will enable standards-based digital health integration, improved provider data management, enhanced search capabilities, and a scalable platform capable of supporting future the organizations initiatives.
Work is hybrid and resource is required onsite as needed at client location in Toronto, ON.
Toronto, Ontario (Hybrid)
Mandatory Requirements
Mandatory Requirements Include:
- Public Sector experience is a must have
- Senior Full Stack software development experience delivering complex healthcare, cloud, integration, or digital health modernization projects.
- Healthcare modernization, master data management, stakeholder collaboration, documentation, and knowledge transfer
- Extensive Java and Spring Boot microservices development experience.
- Experience designing and developing REST APIs and FHIR APIs.
- Hands-on experience with Smile CDR implementation and customization.
- Experience with AWS HealthLake and FHIR repository implementation.
- Experience developing healthcare interoperability solutions using FHIR R4/R4B, SMART on FHIR, HL7v2, OAuth2/OIDC, and JWT.
- Experience integrating healthcare applications with Provider Registry, Master Data Management systems, and the EPIC EHR, Meditech and Cerner
- Experience with Central Intake hubs such as RICOH and Novari
- Experience implementing advanced provider directory search using OpenSearch or Elasticsearch.
- Senior Full Stack development experience using Java, Spring Boot, React, REST APIs, cloud-native architecture, and enterprise application development
- Healthcare interoperability experience including Smile CDR, AWS HealthLake, FHIR R4/R4B, SMART on FHIR, HL7v2, OAuth2/OIDC, Provider Registry, and healthcare integration
- Cloud, API, search, and data engineering experience including AWS, OpenSearch, PostgreSQL, API Gateway, Lambda, ECS, CI/CD, and cloud architecture
Required Skills:
- Strong software development experience using Java, Spring Boot, React, TypeScript, and modern enterprise application development practices.
- Experience designing, developing, securing, and supporting RESTful APIs and distributed microservice architectures.
- Experience implementing healthcare interoperability solutions using FHIR R4/R4B, HL7 v2, SMART on FHIR, and healthcare messaging standards.
- Experience developing and configuring Smile CDR FHIR repositories, transactions, validation, search, and interoperability services.
- Experience implementing healthcare data solutions using AWS HealthLake and integrating healthcare data across multiple systems.
- Experience developing secure authentication and authorization solutions using OAuth 2.0, OpenID Connect (OIDC), JWT, and role based access control.
- Experience integrating healthcare applications with Provider Registry, Master Data Management platforms, hospital information systems
- Experience implementing advanced provider and service directory search capabilities using OpenSearch.
- Experience designing and developing cloud native applications using AWS services including ECS, Lambda, API Gateway, S3, EventBridge, SNS, SQS, IAM, CloudWatch, and Secrets Manager.
- Experience developing data synchronization, transformation, validation, and governance services supporting provider, practitioner, organization, location, and healthcare service data.
- Experience with PostgreSQL database design, performance optimization, and data modelling.
- Experience using Git, GitHub, GitHub Actions, automated testing, CI/CD pipelines, and modern DevOps practices.
- Strong analytical, problem solving, technical documentation, and communication skills with the ability to collaborate effectively across architecture, operations, interoperability, and business teams.
Desirable Requirements
- Experience implementing or supporting provider directory solutions.
- Experience integrating with hospital information systems including Epic, Oracle Health (Cerner), MEDITECH, or other Canadian EMRs.
- Experience implementing provider, practitioner, organization, location, and healthcare service master data management solutions.
- Experience implementing healthcare search platforms using OpenSearch for provider and service discovery.
- Experience with FHIR Subscriptions, FHIR Messaging, EventBridge, SNS, and SQS for event-driven healthcare integration.
- Experience validating FHIR implementations using Inferno, Touchstone, or other interoperability testing frameworks.
- Experience configuring and supporting AWS HealthLake, Smile CDR, and healthcare interoperability platforms.
- Experience implementing secure SMART on FHIR applications, confidential clients, and backend services.
- Experience designing highly available AWS architectures using ECS, Lambda, API Gateway, CloudFront, S3, Aurora PostgreSQL, and CloudWatch.
- Experience implementing monitoring, logging, auditing, and operational support using AWS CloudWatch and related AWS services.
Job Posting ID: 56983
Location: Toronto, Ontario (Hybrid)
Estimated Starting Date: Aug 31, 2026
Estimated End Date: till Apr 23, 2026 + pos. extension
Posting Closing Date: August 6, 2026
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