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RQ00738 - Software Developer - Full Stack - Senior

Full-time

Maarut Inc


Must Haves:


  • Senior Full Stack software development experience delivering complex healthcare, cloud, integration, or digital health modernization projects. 

  • 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. 

  • Experience with PostgreSQL and healthcare data modelling. 

  • Experience using AWS services including ECS, Lambda, API Gateway, S3, SNS, SQS, EventBridge, CloudWatch, IAM, Secrets Manager, and CloudFormation or CDK. 

  • Experience developing secure APIs using OAuth2, OpenID Connect, JWT, RBAC, and confidential client authentication. 

  • Excellent communication, documentation, and stakeholder collaboration skills

Responsibilities:


  • Design, develop, maintain, and support PHSD backend services using Java and Spring Boot. 

  • Develop and enhance React-based user interfaces supporting provider search, directory management, and administration. 

  • Design and implement FHIR R4/R4B APIs using Smile CDR and AWS HealthLake. 

  • Develop real-time provider data synchronization between PHSD and the Agency master data management platforms. 

  • Design and implement integrations with Provider Registry, hospital information systems, and provincial healthcare services. 

  • Build scalable healthcare search capabilities using OpenSearch and FHIR search standards. 

  • Design, develop, and maintain REST APIs supporting internal and external consuming applications. 

  • Implement SMART on FHIR authentication and authorization workflows. 

  • Develop secure OAuth2/OIDC authentication and JWT authorization services. 

  • Implement healthcare interoperability using HL7v2 and FHIR messaging patterns. 

  • Design scalable cloud-native AWS architectures supporting high availability and operational resilience. 

  • Develop data transformation, validation, synchronization, and governance services supporting provider, practitioner, organization, healthcare service, and location information. 

  • Participate in architecture reviews, technical design sessions, sprint planning, backlog refinement, and code reviews. 

  • Support automated testing, CI/CD deployment pipelines, production releases, troubleshooting, and operational support. 

  • Produce technical documentation, API specifications, deployment documentation, and knowledge transfer materials.

Desired Skills:


  • 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.

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.

Evaluation Criteria:


  • Senior Full Stack development experience using Java, Spring Boot, React, REST APIs, cloud-native architecture, and enterprise application development  25 Points

  • Healthcare interoperability experience including Smile CDR, AWS HealthLake, FHIR R4/R4B, SMART on FHIR, HL7v2, OAuth2/OIDC, Provider Registry, and healthcare integration  25  Points

  • Cloud, API, search, and data engineering experience including AWS, OpenSearch, PostgreSQL, API Gateway, Lambda, ECS, CI/CD, and cloud architecture  25  Points

  • Healthcare modernization, master data management, stakeholder collaboration, documentation, and knowledge transfer  25  Points

Requirements

Deliverables:


  • Java Spring Boot backend services. 

  • React user interface enhancements. 

  • Smile CDR FHIR implementation and configuration. 

  • AWS HealthLake integration and data synchronization. 

  • FHIR APIs supporting provider, practitioner, organization, healthcare service, and location resources. 

  • SMART on FHIR authentication and authorization implementation. 

  • REST API development and documentation. 

  • Provider directory search enhancements using OpenSearch. 

  • Real-time read/write provider synchronization. 

  • Master data management integration services. 

  • Hospital information system integration components. 

  • Cloud-native AWS deployment artifacts. 

  • CI/CD pipeline implementation and automation. 

  • Unit tests, integration tests, API tests, and technical documentation. 

  • Deployment support, production implementation, and operational knowledge transfer. 

Must Haves:


  • Senior Full Stack software development experience delivering complex healthcare, cloud, integration, or digital health modernization projects. 

  • 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. 

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