RQ00685 - Software Developer - Full Stack - Senior

Must haves: 

• 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)
  

Responsibilities:

• Lead the technical design, development, and implementation of full-stack serverless applications for the Digital Correspondence solution.
  
• Develop and consume RESTful APIs and FHIR resources to securely retrieve, manage, and present correspondence data.
  
• Integrate front-end portals and backend services with AWS cloud messaging services (AWS Pinpoint, AWS End User Messaging) to facilitate SMS and email notification workflows.
  
• Implement robust identity, authentication, and authorization controls (e.g., OAuth 2.0, OIDC, SMART on FHIR).
  
• Write clean, well-documented, testable, and efficient code while conducting rigorous peer code reviews.
  

Desired Skills:

• 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.
  

Required Skills:

• Experience in programming and analysis; specialized software package support at the specified experience level
  
• Ability to collaborate with IT Professionals throughout the Software Development Life Cycle
  
• Experience in structured methodologies for the development, design, implementation and maintenance of applications
  
• Experience in design, code, test, debug and document applications
  
• Experience in the use of object and/or third generation language development tools
  
• Experience in one or more programming languages
  
• Experience in application design, latest design patters, deployment and troubleshooting
  
• Experience with relational and hierarchical database technologies
  
• Experience in the use of information retrieval packages using query languages
  
• Experience with one or more communications protocols
  
• Experience in structured methodologies for the design, development, implementation and maintenance of applications
  
• Experience eliciting and documenting information from diverse business area stakeholders and subject matter experts
  
• Excellent analytical, problem-solving and decision-making skills; verbal and written communication skills; interpersonal and negotiation skills
  
• A team player with a track record for meeting deadlines
  

Full Stack Skills

• Proficient with both front end and back end development, including any associated areas such as database design/management and DevOps
  
• Knowledge and experience with design and implementation of the overall web architecture
  
• Experience with implementation of approved user interface, design and deployment of database
  
• Knowledge and experience ensuring the entire stack is designed and built for speed and scalability
  
• Knowledge and experience with the design and construction of REST API services
  
• Knowledge and experience integrating front-end UI with the constructed API
  
• Knowledge and experience in design and implementation of continuous integration and deployment
  
• Knowledge and experience with programming Internet-ready applications
  
• Knowledge and experience in rapid application development (RAD) methodologies
  
• Knowledge and understanding of Information Management principles, concepts, policies and practices
  
• Experience with middleware and gateways
  
• Experience reviewing, analyzing, and modifying product installation scripts including encoding, testing, debugging
  
• Ability to provide post-implementation support and resolve any post-implementation technical issues
  
• Experience conducting design walkthrough sessions with project team
  
• Knowledge and understanding of Accessibility for Ontarians with Disability Act (AODA) and related regulations and standards
  
• Ability to provide user and system documentation as required
  

Requirements

Evaluation Criteria:

1. Serverless Backend & API Development : 30 Points

• Demonstrated experience building scalable, secure RESTful APIs using AWS Serverless stack (Lambda, API Gateway, DynamoDB).

• Proficiency in the Java and NodeJS backend programming languages

2. Modern Frontend Development : 30 Points

• 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..

3. Healthcare Interoperability & Security: 20 Points

• 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

4. Cloud Messaging & Notification Integration : 20 Points

• Experience developing applications that leverage AWS End User Messaging or AWS Pinpoint for high-volume SMS/Email delivery.

Deliverables include, but not limited to:

• Application Source Code: Clean, modular, and fully commented front-end and back-end code repositories deployed via CI/CD.
  
• Technical Design Documentation: Detailed architectural diagrams and API swagger/OpenAPI documentation mapping to FHIR specifications.
  
• Automated Unit Tests: Comprehensive unit and integration test coverage for all developed components.
  
• Security & Privacy Compliance Configurations: Code-level implementation of RBAC, data encryption, and authorization controls. 
  

Must Haves:  

•   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)