Sr. Full Stack Liferay Developer

McKesson is an impact-driven, Fortune 10 company that touches virtually every aspect of healthcare. We are known for delivering insights, products, and services that make quality care more accessible and affordable. Here, we focus on the health, happiness, and well-being of you and those we serve - we care. What you do at McKesson matters. We foster a culture where you can grow, make an impact, and are empowered to bring new ideas. Together, we thrive as we shape the future of health for patients, our communities, and our people.

McKesson Canada is seeking an experienced Sr. Full Stack Liferay Developer to join the B2B Customer Portal team. This role will support the design, development, implementation, enhancement, and operational support of secure, reliable, and scalable customer-facing portal solutions. The successful candidate will work closely with Business Analysts, Product Owners, Architects, QA teams, UX designers, internal technology teams, business stakeholders, and external partners to deliver high-quality digital experiences using Liferay and modern full-stack technologies.

Key Responsibilities

Project Delivery and Solution Development

Design, develop, configure, test, and implement customer portal solutions using Liferay DXP. Develop full-stack capabilities across user interfaces, backend services, APIs, integrations, and data layers. Build and maintain Liferay modules, reusable components, portlets, workflows, themes, and content capabilities. Develop responsive, accessible, and user-friendly experiences using modern front-end technologies. Collaborate with business and technical teams to translate requirements into technical designs and working solutions. Participate in technical design reviews, estimation, development planning, testing, deployment, and go-live activities. Create and maintain technical specifications, interface documentation, deployment notes, and operational handoff materials.

Integration, Security and Platform Development

Develop and maintain secure REST APIs and integrations with enterprise applications, identity services, and external platforms. Support authentication and authorization capabilities, including SSO, MFA, OAuth, and role-based access. Contribute to platform upgrades, modernization, performance improvements, scalability, and technical debt reduction. Apply secure coding, privacy, accessibility, and enterprise architecture standards throughout solution delivery.

Operational Support and Continuous Improvement

Provide Level 2 and Level 3 support for production Customer Portal issues. Investigate and resolve application defects, integration failures, performance issues, and customer-reported problems. Perform root cause analysis and implement sustainable corrective actions to improve stability and reduce recurring issues. Support monitoring, incident management, problem management, change management, and release activities as required. Contribute to development standards, code reviews, automated testing, documentation, and knowledge sharing across the team. Use approved AI-assisted tools responsibly to improve development, testing, documentation, and troubleshooting activities.

Required Qualifications

• 7+ years of hands-on experience developing and supporting enterprise web applications.
• Strong hands-on experience developing solutions using Liferay DXP.
• Strong experience with Java, Spring, REST services, and enterprise application development.
• Experience developing Liferay OSGi modules, custom portlets, services, workflows, themes, or client extensions.
• Full-stack development experience using JavaScript or TypeScript and a modern framework such as React or Angular.
• Experience designing and consuming APIs and integrating enterprise applications.
• Experience with relational databases such as PostgreSQL, Oracle, SQL Server, or MySQL.
• Experience with source control, automated testing, CI/CD pipelines, and DevOps practices.
• Experience troubleshooting production issues and working through the full software development lifecycle.
• Strong analytical, problem-solving, documentation, collaboration, and communication skills.

Preferred Qualifications

• Liferay DXP certification or equivalent practical experience.
• Experience supporting B2B customer portals, eCommerce, order management, healthcare distribution, wholesale, or supply chain environments.
• Experience with Azure, containers, cloud-native development patterns, and application observability.
• Experience with SSO, MFA, Okta, Microsoft Entra ID, OAuth, or related identity and access technologies.
• Experience with accessibility, performance optimization, secure coding, and high-availability applications.
• Familiarity with Agile, Scrum, DevOps, and product-oriented delivery practices.
• Preferred experience with or knowledge of AI technologies, including generative AI, large language models, machine learning concepts, and AI-assisted software development tools.
• Experience using approved AI tools to support coding, testing, documentation, code review, or issue analysis is an asset.
• Familiarity with AI integration concepts such as prompt design, APIs, retrieval-augmented generation, embeddings, vector search, or AI agents is an asset.
• Understanding of responsible AI practices, including privacy, security, governance, human review, and protection of sensitive information.

For McKesson Canada

Employees are required to be in the office two (2) days per week, either in Ville Saint-Laurent, Quebec or Mississauga, Ontario.

We are proud to offer a competitive compensation package at McKesson as part of our Total Rewards. This is determined by several factors, including performance, experience and skills, equity, regular job market evaluations, and geographical markets. The pay range shown below is aligned with McKesson's pay philosophy, and pay will always be compliant with any applicable regulations. In addition to base pay, other compensation, such as an annual bonus or long-term incentive opportunities may be offered.

Our Base Pay Range for this position $99,100 - $132,100

Equal Employment Opportunity

McKesson is an Equal Opportunity Employer.

McKesson provides equal employment opportunities to applicants and employees, without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran status, disability, age, genetic information, or any other legally protected category.

For additional information on McKesson’s full Equal Employment Opportunity policies, visit our Equal Employment Opportunity page.

McKesson is committed to being an Equal Employment Opportunity Employer and offers opportunities to all job seekers including job seekers with disabilities.

If you need a reasonable accommodation to assist with your job search or application for employment.