RQ00685 - Software Developer - Full Stack - Senior

Posted On 15/07/2026

Term 126 Days

Assigned Recruiter(s) Abisha Gnanam

Job Opening ID 11192

Technology

Number of Positions 1

Work Experience 7-10 Years

City Toronto

State/Province Ontario

M4C

Job Description

Must Haves

Cloud‑Native & Serverless Backend Expertise: Proven experience designing and building highly scalable, serverless backend APIs using AWS (Lambda, API Gateway, DynamoDB) and Node.js or Python.
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 and Hospital Report Manager.
Experience with Ontario eReferral systems such as Ocean and Novari.

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 back‑end 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 (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 using vector databases such as Amazon OpenSearch Serverless to query unstructured healthcare correspondence or clinical notes.
AI‑Assisted Development: Proficiency using AI coding assistants (GitHub Copilot, Amazon Q, 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 insights from raw, unstructured medical text.

Required Skills

Programmer with experience in one or more programming languages, object‑oriented and third‑generation language development tools.
Ability to collaborate with IT professionals through the Software Development Life Cycle.
Experience in structured methodologies for design, development, implementation, and maintenance of applications.
Experience in design, coding, testing, debugging, and documentation of applications.
Experience with relational and hierarchical database technologies.
Experience with information retrieval packages and query languages.
Experience with communication protocols.
Excellent analytical, problem‑solving, and decision‑making skills; strong verbal and written communication; 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 database design/management and DevOps.
Experience with design and implementation of overall web architecture and REST API services.
Knowledge of user interface design, accessibility (including AODA) and deployment of databases.
Experience with continuous integration and deployment and rapid application development methodologies.
Experience with middleware, gateways, and post‑implementation support.
Knowledge of information management principles, policies, and practices.

Requirements

Evaluation Criteria

Demonstrated experience building scalable, secure RESTful APIs using AWS Serverless stack.
Proficiency in Java and NodeJS backend programming languages.
Hands‑on experience building responsive web portals using modern JavaScript/TypeScript frameworks (React, Angular).
Experience with responsive design and strict UI/UX and accessibility standards.
Experience implementing OAuth 2.0, OIDC, and SMART on FHIR authentication flows; knowledge of FHIR and the HAPI library.
Experience integrating with Ontario eReferral systems such as Ocean and Novari.
Experience developing applications that leverage AWS End User Messaging or AWS Pinpoint for high‑volume SMS/Email delivery.

Deliverables

Application Source Code: Clean, modular, 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.

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