Full Stack Java Engineer (Backend Heavy with React)

Senior Full Stack Engineer (Backend-Heavy) | Java, Spring Boot, React | Seattle, WA (Onsite)

Location: Downtown Seattle, WA (onsite 4 days/week) - Candidates local to Seattle would be given a strong preference

Employment Type: Full Time, W-2 only

Company: Samay Consulting

Samay Consulting is hiring a Senior Full Stack Engineer for a long-term engagement with a leading enterprise client in downtown Seattle. We''re looking for a strong backend engineer who is equally comfortable rolling up their sleeves on the front end with React. This is a hands-on role on a high-visibility product team.

What You''ll Do

• Design, develop, and maintain end-to-end web applications across modern backend and front-end stacks
• Build robust, scalable backend services and APIs using Java and Spring Boot
• Develop event-driven services and data pipelines using Kafka
• Build reusable, performant UI components in React
• Design and integrate RESTful APIs with PostgreSQL-backed services
• Deploy and operate services on AWS, ensuring performance, security, scalability, and reliability
• Partner with product managers and UX designers to translate requirements into technical solutions
• Contribute to architecture and design discussions and influence technical direction
• Write clean, maintainable, well-tested code; review code and mentor junior engineers
• Support production releases, troubleshooting, and on-call rotations as needed

What We''re Looking For

• 7+ years of professional software engineering experience with a strong backend focus
• Deep, hands-on expertise in Java and Spring Boot building production microservices
• Solid experience with Kafka for event streaming or messaging
• Strong SQL skills and production experience with PostgreSQL
• Hands-on AWS experience (EC2, ECS/EKS, Lambda, S3, RDS, or similar)
• Proficiency in React with real production front-end delivery, not just exposure
• Experience designing RESTful APIs and distributed systems
• Strong communication skills and a collaborative, ownership-driven mindset

Nice to Have

• CI/CD pipelines (Jenkins, GitHub Actions) and containerization (Docker, Kubernetes)
• Experience in retail, e-commerce, or other high-traffic consumer platforms

Details That Matter

• Onsite in downtown Seattle 4 days per week, no exceptions
• W-2 full-time employment with Samay Consulting; no C2C or third-party agencies
• Must be authorized to work in the US