Job Posting Details

Full Stack Developer (Healthcare)

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Our client requires a Full Stack Developer to join a Cancer Screening Project, the resource will support the timely software development, and implementation of secure serverless Application Programming Interfaces (APIs) that will enable the Digital Correspondence solution. These APIs will provide the foundational integration layer required to securely store and manage correspondence records, facilitate the transmission of SMS and email notifications, and enable the Digital Correspondence Portal to retrieve, manage, and present correspondence data in a secure and efficient manner. The development activities involve the implementation of cloud-native serverless architecture, integration with enterprise notification services, application of robust authentication and security controls, and adherence to applicable privacy, security, and information management standards.

Work is onsite at client location in Toronto, ON.

Toronto, Ontario (Onsite)

Mandatory Requirements

• Public Sector experience
• Cloud-Native & Serverless Backend Expertise: Proven experience designing and building highly scalable, serverless backend APIs using AWS (Amazon Web Services) (Lambda, API Gateway, DynamoDB, and Node.js or Python.
• Modern Frontend Development: Hands-on proficiency building secure, responsive, and accessible web applications using modern JavaScript/TypeScript frameworks (e.g., React, Angular, or Vue).
• Healthcare Integration & Standards: Practical experience integrating with health informatics standards including HL7 FHIR and SMART on FHIR for secure health data exchange.
• Experience with Ontario Assets (such as the Provider Registry, Hospital Report Manager, etc.)
• Experience with Ontario eReferral systems (such as Ocean, Novari, etc.)
• Serverless Backend & API Development:
  • Demonstrated experience building scalable, secure RESTful APIs using AWS Serverless stack (Lambda, API Gateway, DynamoDB).
  • Proficiency in the Java and NodeJS backend programming languages
• Modern Frontend Development:
  • Hands-on experience building responsive web portals using modern JS/TS frameworks React and Angular
  • Experience with responsive design
  • Ability to implement strict UI/UX and accessibility standards.
• Healthcare Interoperability & Security:
  • Experience implementing OAuth 2.0, OIDC, and SMART on FHIR authentication flows.
  • Ability to work with FHIR and the HAPI library
  • Experience integrating with Ontario eReferral systems such as Ocean/Novari/etc
• Cloud Messaging & Notification Integration:
  • Experience developing applications that leverage AWS End User Messaging or AWS Pinpoint for high-volume SMS/Email delivery.

Desirable Requirements

• AWS Certified Developer – Associate or AWS Certified Solutions Architect.
• Knowledge of synthetic health data generation and handling complex PHI/PII data securely in cloud environments.
• Generative AI & LLM Integration: Experience integrating foundational models into enterprise applications using Amazon Bedrock, including prompt engineering and managing token usage.
• Retrieval-Augmented Generation (RAG): Familiarity with building RAG architectures utilizing vector databases (like Amazon OpenSearch Serverless) to securely query unstructured healthcare correspondence or clinical notes.
• AI-Assisted Development: Proficiency using AI coding assistants (like GitHub Copilot, Amazon Q Developer, or Cursor) to accelerate the delivery of secure, well-tested code while adhering to enterprise privacy policies.
• Healthcare NLP: Experience utilizing natural language processing services (such as Amazon Comprehend Medical) to extract meaningful insights, entities, and relationships from raw, unstructured medical text.

Job Posting ID: 56913

Location: Toronto, Ontario (Onsite)

Estimated Starting Date: Jul 27, 2026

Estimated End Date: Jan 6, 2027 + pos. extensions

Posting Closing Date: June 30, 2026

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