Senior Full Stack Java Developer

Job Overview:

We are seeking a highly experienced Senior Full Stack Software Developer to support and enhance critical healthcare integration systems within the Health Services Cluster. The role focuses on developing, maintaining, and optimizing large-scale, mission-critical applications such as ICON, PHIX, STIX, and DHIR Integration Hub.

The ideal candidate will have strong expertise in full-stack development, system integration, API management, and healthcare data systems, with experience working in complex public sector environments.

Key Responsibilities:

Maintain and enhance integration components between ICON and PHIX systems

Provide technical support for API management, incident resolution, and performance tuning

Develop secure integration solutions connecting provincial immunization systems with third-party applications

Support ICON for Public, including migration to on-premise Docker/Kubernetes environments

Troubleshoot and fix API issues related to immunization data updates in Panorama

Implement new features and enhancements in STIX and PHIX applications

Conduct performance optimization to handle high-volume external data

Design, develop, test, and maintain application components and integration services

Perform technical analysis, prepare specifications, and translate them into working code

Provide impact analysis, effort estimation, and solution design for upgrades and new requirements

Maintain development environments and implement CI/CD practices

Collaborate with QA and Solution Designers for testing, debugging, and documentation

Ensure compliance with Panorama upgrades and enterprise architecture standards

Support large-scale data processing (immunization records, client data, Yellow Card retrievals)

Required Qualifications:

Public Sector & Healthcare Experience

Experience working with public sector or healthcare systems

Knowledge of immunization systems or clinical IT integrations

Familiarity with enterprise architecture frameworks and government methodologies (e.g., OPS, PMI)

Technical Skills (10+ Years Required):

Programming: Java, Java EE, JavaScript, Node.js

Frameworks: Spring, Hibernate, Angular, JavaFX, jQuery

Frontend: HTML5, CSS, JSF, Prime Faces

Backend & Middleware: RESTful APIs, Web Services, OAuth2, Nginx

Databases: Oracle (19c), PostgreSQL, SQL, PL/SQL

Messaging Systems: Kafka, RabbitMQ

Tools: GitLab/SVN, Jira, Postman, SOAP UI

Platforms: Linux (RedHat), Solaris, WebSphere Application Server

Data & Integration: JSON, XML, ETL, data modeling, performance tuning

Monitoring/Logging: ELK Stack (Elastic, Logstash, Kibana), Informatica

Healthcare Protocols: HL7-FHIR (mandatory)

Containerization: Docker, Kubernetes (preferred)

Additional (Nice to Have): IBM DataPower, Cloud Foundry, PaaS

Core Competencies:

Strong experience in full SDLC (Agile/DevOps environments)

Expertise in microservices and multi-tier web applications

Ability to translate business requirements into technical solutions

Experience with system integration, performance tuning, and production support

Knowledge of accessibility standards (WCAG, W3C)

Experience with large-scale, high-availability systems

Soft Skills:

Strong leadership and stakeholder management skills

Excellent analytical and problem-solving abilities

Strong communication and documentation skills

Ability to work in a fast-paced, deadline-driven environment

Proven collaboration with cross-functional teams

Additional Information:

Security Clearance: CRJMC required

No travel expenses covered

Extension possible based on contract terms and funding