Signature IT World Inc
Java Developer
Skills
7 days ago
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Important information
Contract type:
Freelance / Contract
Location:
California, MD, USA
Work mode:
Onsite
Published on:
12 October 2026
What they need
Job Summary
We are looking for an experienced Technology Lead / Architect with strong expertise in Java, J2EE, Microservices, and Reactive Programming, particularly Spring WebFlux. The ideal candidate will have hands-on experience designing scalable, high-performance, and resilient distributed systems, along with exposure to AI Agentic technologies and cloud-native application development on AWS.
The candidate will be responsible for leading technical architecture, designing enterprise-grade solutions, and driving the development of secure, scalable, and reliable microservices applications.
Key Responsibilities
- Design and develop scalable enterprise applications using Java, J2EE, Spring Boot, and Microservices architecture.
- Implement reactive and non-blocking applications using Spring WebFlux and Reactive Programming .
- Design and develop RESTful APIs and distributed services.
- Integrate AI Agentic capabilities into enterprise applications and workflows.
- Implement fault tolerance, circuit breakers, retries, and resilience patterns using Resilience4j.
- Develop event-driven architectures and asynchronous processing solutions using Apache Kafka.
- Design and optimize database solutions using SQL, Oracle, and NoSQL databases, particularly MongoDB.
- Write unit and integration tests using JUnit and follow best practices for code quality.
- Containerize applications using Docker and deploy them using Kubernetes and AWS container services.
- Work with AWS services, including ECS, EKS, EC2, and S3.
- Lead technical design discussions, conduct code reviews, and establish architecture and development standards.
- Collaborate with cross-functional teams to deliver reliable, secure, and high-performing applications.
- Troubleshoot complex production issues and drive performance optimization and continuous improvement.
Required Technical Skills
- Programming: Java, J2EE
- Microservices: Microservices architecture, REST APIs
- Reactive Programming: Spring WebFlux, Reactive Programming
- AI: AI Agentic / Agentic AI integration
- Resilience & Messaging: Resilience4j, Apache Kafka
- Databases: SQL, Oracle, NoSQL, MongoDB
- Testing: JUnit
- Containers & Orchestration: Docker, Kubernetes
- AWS Cloud: ECS, EKS, EC2, S3
- Architecture: Distributed systems, scalable application design, cloud-native architecture
Preferred Candidate Profile
- Strong hands-on experience in Java-based microservices development.
- In-depth knowledge of reactive and non-blocking application development using Spring WebFlux.
- Practical experience integrating AI agents or agentic workflows into enterprise applications.
- Experience designing resilient, event-driven, and cloud-native applications.
- Strong technical leadership, problem-solving, communication, and architectural design skills.
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