Senior Java Engineer in New York at Jobgether

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Java Engineer based in United States.

This role offers the opportunity to lead the modernization of mission-critical applications in a cloud-native environment.
You will design and build scalable Java microservices and APIs while helping transform legacy systems into modern architectures.
The position combines hands-on software engineering with technical leadership, mentorship, and architectural problem-solving.
You will work with technologies including Java, Spring Boot, Hibernate, AWS, Kubernetes, Docker, and modern API frameworks.
The role also emphasizes secure development, system reliability, database performance, and integration with internal and external platforms.
You will contribute to production environments, support continuous improvement, and leverage AI-assisted development tools to increase engineering efficiency.
This is an opportunity to help modernize technology supporting services with meaningful impact for millions of Veterans nationwide.

• Lead the migration of legacy monolithic applications into scalable, maintainable Java-based microservices architectures.
• Design, develop, test, deploy, and maintain secure RESTful and GraphQL APIs.
• Build production-grade applications using Java, Spring Boot, Hibernate, and related modern development frameworks.
• Deploy and manage applications within AWS-based Kubernetes environments using containerization and orchestration technologies.
• Optimize database performance, scalability, reliability, and data access across PostgreSQL, MySQL, or comparable relational database systems.
• Implement authentication, authorization, OAuth, and secure coding practices throughout application development.
• Develop and maintain integrations with internal platforms, external systems, and third-party services.
• Contribute to application modernization initiatives, including migrations from legacy technologies and architectures.
• Use AI-assisted engineering tools such as GitHub Copilot to support efficient development and problem-solving.
• Troubleshoot complex application and production issues while contributing to system reliability and continuous improvement.
• Participate in production support activities and on-call rotations as required.
• Provide technical guidance and mentorship to other engineers while remaining actively involved in hands-on development.
• Collaborate effectively with technical and non-technical stakeholders to communicate solutions, resolve challenges, and deliver high-quality outcomes.

• 8+ years of professional Java development experience.
• Advanced expertise with Java, Spring Boot, Hibernate, and RESTful API development.
• Proven experience modernizing legacy applications and transitioning monolithic systems to microservices architectures.
• Hands-on experience with Docker, Kubernetes, and Helm.
• Experience working with PostgreSQL, MySQL, or similar relational database technologies.
• Knowledge of OAuth, authentication, authorization, and application security best practices.
• Experience with AWS cloud services and cloud-native application environments.
• Strong troubleshooting, analytical, and problem-solving abilities.
• Demonstrated technical leadership skills and the ability to mentor engineers while maintaining a hands-on development role.
• Strong written and verbal communication skills and the ability to collaborate effectively within distributed teams.
• Ability to work with CI/CD pipelines and modern software development practices is preferred.
• Experience with Ruby-to-Java migrations is a plus.
• Federal government or healthcare IT experience is preferred.
• Must be authorized to work in the United States without sponsorship.
• Must be able to obtain and maintain a Public Trust clearance.
• Must have lived continuously within the United States for the previous three consecutive years to satisfy federal background investigation requirements.
• Must successfully complete a government suitability review and background investigation.

• Annual salary range of $130,000–$150,000.
• Fully remote position within the United States.
• Opportunity to work on technology modernization initiatives with meaningful public-sector impact.
• Exposure to modern cloud-native technologies including AWS, Kubernetes, Docker, Helm, and microservices.
• Opportunity to use AI-assisted software development tools and modern engineering practices.
• Technical leadership and mentorship opportunities.
• Mission-driven environment focused on supporting technology that serves millions of Veterans nationwide.