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# Fullstack Developer

- **Company:** CYNET SYSTEMS INC.
- **Location:** Hanover, NJ, United States
- **Salary:** $135,200.0 - $145,600.0
- **Contract:** Permanent contract
- **Skills:** Java (Programming Language), Spring Security, Amazon Web Services, Amazon Elastic Compute Cloud, Amazon S3, Continuous Integration, DevOps, Java Development Kit, Spring Framework, OAuth, Open Source Technology, Prometheus, JSON Web Token, Enterprise Software Applications, ReactJS, Large Language Models, Grafana, Spring-boot, Generative AI, Gitlab, Amazon Relational Database Service, AngularJS, Kubernetes, Low Latency, Apache Kafka, Virtual Agents, Functional Programming, Api Gateway, Restful APIs, Amazon Simple Queue Service (SQS), Docker, Jenkins, Microservices
- **Published:** July 15, 2026
- **Apply:** https://www.careerjet.com/jobad/us1b1cc3f06db39bb547dcdb2bcbbf4668

## About the Role

* Experience as a Full Stack Developer using Java (JDK 17+), Spring Framework, and open source technologies to build enterprise grade applications.
 * Considerable experience building microservices using RESTful APIs, Spring Boot, Spring Security, OAuth2, and JWT, with a focus on scalability, security, and resiliency.
 * Validated experience designing and developing Enterprise driven architectures using Kafka, AWS SNS/SQS, or equivalent messaging platforms for high throughput, low latency systems.
 * DevOps/CI/CD + Observability - GitLab or Jenkins and observability/monitoring tooling (Prometheus, Grafana, ELK, etc.).

Nice to Have:

 * Experience working with React or Angular, with an understanding of full stack design and UI to API integration patterns.
 * Experience in the Financial Services domain, with understanding of Credit Cards, Consumer Lending, and Risk & Control considerations.
 * Practical exposure to Generative AI and/or Agentic AI, including integrating LLM based capabilities into applications or engineering workflows (e.g. intelligent services, automation, POCs or production use cases).
 * Preferred Hands on experience with AWS (EC2, S3, RDS, Lambda, API Gateway, ECS/EKS, Glue etc.) and containerization using Docker/Kubernetes, along with ample engineering practices including CI/CD.



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