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Jersey City, NJ
Posted · 28.09.2026
LinkedIn Jobs US

# Java Developer

Quantum World Technologies Inc.

Key Responsibilities: Design and develop scalable backend applications using Java and Spring Boot . Build and maintain RESTful APIs and microservices . Work with databases such as PostgreSQL, MySQL, or Oracle . Implement application security, authentication, and authorization. Develop event-driven applications using Kafka or similar messaging platforms . Deploy and support applications on AWS/Azure/GCP . Work with Docker, Kubernetes, Git, and CI/CD pipelines . Troubleshoot performance, production issues, and application defects. Collaborate with frontend developers, architects, DevOps, and product teams. Write unit/integration tests and maintain technical documentation.

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