Senior Software Engineer

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Skills you'll use

What you'll do

• Full Stack Development
• Design and build scalable microservices using Java, Spring Boot, and REST APIs
• Define clear API contracts (OpenAPI/Swagger) with consistent error handling and versioning
• Implement event-driven architectures using Kafka or equivalent messaging systems
• Build high-performance data access layers using JPA/Hibernate and Oracle/Postgres
• Develop and enhance UI components using React.js and TypeScript
• Build integration layers and admin UIs to support backend workflows
• Ensure end-to-end flow validation (UI → API → DB → events)
• Ensure production-grade reliability: transaction safety, idempotency, and error recovery
• AI-First Engineering Mindset (Critical)

Who can apply

• Domain: Healthcare Technology (Oncology / Clinical Platforms)
• We are looking for a Senior Software Engineer - Full Stack to design, build, and operate scalable, mission-critical healthcare applications.
• This is a backend-first full-stack role (~70% backend / 30% frontend) where you will primarily work on Java + Spring Boot microservices, while contributing to React-based UI layers to deliver complete end-to-end features.
• You will also operate in an AI-first engineering environment, where tools like GitHub Copilot and Windsurf, Claude are used to accelerate development — with a strong expectation that you validate, refine, and productionize outputs to meet the security by design with enterprise-grade standards.

About McKesson

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