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Added 16 hours ago
E
Stagiaire Développeur de Logiciels
Ericsson
Montreal, QC
- Full-time
Stagiaire Développeur de Logiciels - Software Developer Intern
Added 19 hours ago
G
Développeur(euse) logiciel / Software Developer - C#/.NET
Genetec
Montreal, QC
- Full-time
…the protection of the everyday. We are looking for a Software Developer who is passionate of software development and who enjoys various types of tasks and challenges of all levels of…
Added 19 hours ago
Digital Architect
Government of Alberta
AB
Experience with various programming languages (e.g., Python, Java, .NET, Node.js).
Added 20 hours ago
A
Entry Level Technology Development Program - Summer Analyst - Canada - NAELFY27
Accenture
Calgary, AB · Vancouver, BC · Ottawa, ON · Toronto, ON · Montreal, QC · Regina, SK
- Full-time
Experience building and shipping working code through academic projects, internships, or personal development projects (e.g., Python, Java, TypeScript, or Node.js).
Added 21 hours ago
ZS
RPA Platform Engineer
Zodiac Solutions, Inc
Toronto, ON
- Full-time
…eco-system.Ensures that systems functionally meet requirements, align with architecture and promote the development of common assets. Supports the resolution of production issues and…
Added 21 hours ago
TI
Full Stack Developers
Teckhorizon Inc
Toronto, ON
- Contract
…integrations to subscription-driven event processing using Java, Node.js, AWS Lambda, React, SMART on FHIR, and NextGen Connect…
Added 22 hours ago
I
Software Developer - Full Stack - Senior (Health)
isgSearch
Toronto, ON · Greater Toronto Area, Canada
- Full-time
Backend Development: Senior-level Java, Node.js, REST API, and FHIR integration experience.
Added 22 hours ago
RT
Sr. Software Developer - Full Stack
Russell Tobin
Toronto, ON
- $90 to $95 CAD / hour
- Contract
Senior-level experience developing Java and Node.js services, REST APIs, FHIR integrations, event publishers and consumers, and production application logic.
Added 22 hours ago
ES
AI security research engineer
Epsilon Solutions Ltd.
Toronto, ON
- Contract
Strong hands-on software development skills, particularly Python, Java, Node, Go, C/C++ with experience in additional modern programming languages.
Added 23 hours ago
API Lead Architect
Capgemini
Mississauga, ON
Development: Java, Python, Node.js, JavaScript/TypeScript
Added 23 hours ago
M
Full-Stack Software Engineer
Manulife
Toronto, ON
- Full-time
Development experience with one or more modern programming technologies such as Java, Python, or Node.js.
Added 1 day ago
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Data Platform Engineer
BRP
Montreal, QC · Greater Montreal Metropolitan Area
- Full-time
Work closely with business, AI/ML and operations teams to identify opportunities for further platform development and refinement.
Added 1 day ago
Full Stack Developer
Government of Alberta
AB
Open-source technologies and frameworks such as Node.js/NPM, PHP, Java, JavaScript, Angular, MySQL, MongoDB, Drupal, Twig, and Elasticsearch.
Added 1 day ago
T
GKE Cloud Security Engineer
TheCorporate
ON · Ontario, Canada
- Contract
Strong programming/scripting skills in languages such as Python, Go, bash/shell, Java, NodeJS.
Added 1 day ago
AT
Cloud Automation & DevOps Engineer
Aarorn Technologies Inc
Toronto, ON
- $50 CAD / hour
- Contract
Collaborate with application teams to improve developer experience and release reliability.
Added 1 day ago
Senior Technical Delivery Manager - Web & Cloud Platforms
Rogers Communications
Toronto, ON
…operations, using modern technologies such as React, Angular, Node.js, Java/Spring Boot and .NET, deployed on AWS, Azure or Google Cloud with Kubernetes and serverless…
Added 1 day ago
A
IS Principal Developer Analyst – SAP ABAP
ABB
Milton, ON
- Full-time
Hands-on experience on SAP Ui5/Fiori development (SAPUI5, Fiori Elements) including knowledge of java script , node.js , html5 and sap ui5 libraries
Added 1 day ago
A
Full Stack Software Developer
ATB
Calgary, AB · Edmonton, AB
- Full-time
…coverage. We love microservices and, while we mostly use React, Node.js, Python, TypeScript, Java on Google Cloud Platform, Linux and Kubernetes, new services can be built using whatever…
Added 1 day ago
N
Software Developer
neurohire.ai
Remote, Canada
- $70,000 to $90,000 CAD / year
- Full-time
- Remote
NeuroHire is looking for a motivated and talented Software Developer to join our team. In this role, you will contribute to developing, testing, and maintaining software applications while…
Added 1 day ago
C
DevOps Consultant, Application Development
CIBC
Toronto, ON
- Full-time
Build & Deploy - Design, develop and maintain build and automated code deployment systems. Define, build code (Golang, Java, NodeJS, C++, JBoss EAP), create artifacts/docker images and…
Added 1 day ago
L
Senior Forward Deployment Engineer
Luxoft
Mississauga, ON
- Full-time
- Advanced Java and JVM development, with strong TypeScript skills valued for Node.js environments.
Added 1 day ago
M
Senior Full Stack Developer (Java/React)
Miratech
Toronto, ON
- Full-time
We are looking for a Senior Full Stack Developer to design, build and maintain both front-end interfaces and back-end systems, including APIs, microservices, databases and cloud…
Added 2 days ago
T
SAP AI Orchestration Developer
Talan
Toronto, ON · Montreal, Québec
- $140,000 to $200,000 CAD / year
- Full-time
Development: At least four (4) years with Python, plus Node.js or Java; experience with Joule extensibility and workflow automation.
Added 2 days ago
T
SAP BTP Full-Stack and Integration Developer
Talan
Toronto, ON · Montreal, Québec
- $135,000 to $175,000 CAD / year
- Full-time
CAP expertise: At least three (3) years with Node.js or Java, CDS modelling, and OData v4 service design.
Added 2 days ago
T
SAP BTP Full-Stack and Integration Developer
Talan
Toronto, ON
- $135,000 to $175,000 CAD / year
- Full-time
CAP expertise: At least three (3) years with Node.js or Java, CDS modelling, and OData v4 service design.

isgSearch

Software Developer - Full Stack - Senior (Health)

Toronto, ON, Canada
Greater Toronto Area, Canada, Canada

Full-time

Apply About employer

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Job details

Job type: Full-time
Apply by: Nov 27, 2026
Posting language: English
Posted: Oct 28, 2026

Original job description

Senior Full Stack Developer

We are seeking two Senior Full Stack Developers to enhance healthcare applications and integration's The focus is on replacing scheduled polling with event-driven processing so applications can respond to clinical information, referrals, reports, and status changes in real time.

Healthcare industry experience is mandatory. Candidates must have hands-on experience with healthcare applications, clinical workflows, and healthcare interoperability standards.
Required Skills - Must Have

Healthcare Experience: Demonstrated experience delivering healthcare applications, clinical integrations, or digital health solutions.
FHIR Subscription and SubscriptionTopic: Strong experience with resource triggers, filters, subscription lifecycle, notification Bundles, delivery channels, and event retrieval.
Backend Development: Senior-level Java, Node.js, REST API, and FHIR integration experience.
AWS and Event Processing: Experience with AWS Lambda, asynchronous queues, retries, dead-letter handling, idempotency, and duplicate-event management.
React and SMART on FHIR: Experience with React applications, SMART on FHIR launch and authorization, context, scopes, and FHIR API integration.
Healthcare Interoperability: Hands-on experience with NextGen Connect (Mirth), HL7 v2 messaging, message transformation, validation, routing, acknowledgements, and error handling.
Experience integrating healthcare systems and services, including HRM, Provider Registry, Client Registry, and eReferral.

Key Responsibilities

Design and implement FHIR Subscription and SubscriptionTopic functionality to support event-driven clinical workflows.
Develop and maintain Java and Node.js services, REST APIs, AWS Lambda functions, and queue-based event-processing components.
Build React applications using SMART on FHIR and integrate with FHIR resources and APIs.
Configure and maintain NextGen Connect (Mirth) channels for HL7 v2 messaging and healthcare system integration.
Implement reliable event processing, error handling, monitoring, logging, security, and audit controls.
Develop automated tests, validate FHIR resources, troubleshoot production issues, and prepare technical documentation.

FHIR Subscription and SubscriptionTopic: Advanced experience with subscription architecture, lifecycle management, filters, notifications, and conformance testing.
Backend and Event-Driven Integration: Java, Node.js, AWS Lambda, asynchronous queues, and reliable event processing.
React and SMART on FHIR: Front-end development, SMART authorization, context handling, and FHIR API integration.
Healthcare Interoperability: NextGen Connect (Mirth), HL7 v2, and integration with healthcare services such as HRM, Provider Registry, Client Registry, and eReferral.

Mandatory Requirement: Healthcare industry experience is essential. Candidates must demonstrate relevant hands-on experience with healthcare applications, clinical integrations, or healthcare interoperability.
Desired Skills and Experience

We are seeking two Senior Full Stack Developers to enhance healthcare applications and integrations The focus is on replacing scheduled polling with event-driven processing so applications can respond to clinical information, referrals, reports, and status changes in real time.
Healthcare industry experience is mandatory. Candidates must have hands-on experience with healthcare applications, clinical workflows, and healthcare interoperability standards.
Required Skills - Must Have
Healthcare Experience: Demonstrated experience delivering healthcare applications, clinical integrations, or digital health solutions.
FHIR Subscription and SubscriptionTopic: Strong experience with resource triggers, filters, subscription lifecycle, notification Bundles, delivery channels, and event retrieval.
Backend Development: Senior-level Java, Node.js, REST API, and FHIR integration experience.
AWS and Event Processing: Experience with AWS Lambda, asynchronous queues, retries, dead-letter handling, idempotency, and duplicate-event management.
React and SMART on FHIR: Experience with React applications, SMART on FHIR launch and authorization, context, scopes, and FHIR API integration.
Healthcare Interoperability: Hands-on experience with NextGen Connect (Mirth), HL7 v2 messaging, message transformation, validation, routing, acknowledgements, and error handling.
Experience integrating healthcare systems and services, including HRM, Provider Registry, Client Registry, and eReferral.
Key Responsibilities
Design and implement FHIR Subscription and SubscriptionTopic functionality to support event-driven clinical workflows.
Develop and maintain Java and Node.js services, REST APIs, AWS Lambda functions, and queue-based event-processing components.
Build React applications using SMART on FHIR and integrate with FHIR resources and APIs.
Configure and maintain NextGen Connect (Mirth) channels for HL7 v2 messaging and healthcare system integration.
Implement reliable event processing, error handling, monitoring, logging, security, and audit controls.
Develop automated tests, validate FHIR resources, troubleshoot production issues, and prepare technical documentation.
FHIR Subscription and SubscriptionTopic: Advanced experience with subscription architecture, lifecycle management, filters, notifications, and conformance testing.
Backend and Event-Driven Integration: Java, Node.js, AWS Lambda, asynchronous queues, and reliable event processing.
React and SMART on FHIR: Front-end development, SMART authorization, context handling, and FHIR API integration.
Healthcare Interoperability: NextGen Connect (Mirth), HL7 v2, and integration with healthcare services such as HRM, Provider Registry, Client Registry, and eReferral.
Mandatory Requirement: Healthcare industry experience is essential. Candidates must demonstrate relevant hands-on experience with healthcare applications, clinical integrations, or healthcare interoperability.

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More about this job

Responsibilities

Design and implement FHIR subscription capabilities and event-driven clinical workflows, and develop Java and Node.js services, REST APIs, AWS Lambda functions, and queue-based processing components. Build React applications using SMART on FHIR, configure Mirth channels for HL7 v2 integrations, and ensure reliable, secure, monitored, and well-tested systems with appropriate documentation.

Requirements

Candidates must have hands-on healthcare industry experience with healthcare applications, clinical workflows, integrations, or interoperability. They need senior-level Java and Node.js skills, advanced FHIR Subscription and SubscriptionTopic experience, AWS event-processing expertise, React and SMART on FHIR experience, and practical knowledge of Mirth and HL7 v2.

Skills

Healthcare Applications
FHIR Subscriptions
FHIR SubscriptionTopic
Java
Node.js
REST APIs
AWS Lambda
Asynchronous Queues
Event Processing
React
SMART on FHIR
NextGen Connect (Mirth)
HL7 v2
Healthcare Interoperability
Clinical Integrations
Automated Testing

Visa sponsorship

Not detected in the job text

Keywords

Healthcare Applications
Clinical Workflows
Clinical Integrations
Digital Health
FHIR
FHIR Subscription
SubscriptionTopic
Notification Bundles
Java
Node.js
REST APIs
AWS Lambda
Asynchronous Queues
Retries
Dead-Letter Handling
Idempotency
Duplicate-Event Management
React
SMART on FHIR
FHIR API Integration
NextGen Connect
Mirth
HL7 v2
Message Transformation
Message Validation
Message Routing
Event-Driven Processing
HRM
Provider Registry
Client Registry

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