Glint Tech Solutions LLC
About the job Java Integration Engineer **Job Title:** Java Integration Engineer( Contractor)**Location:** New York, NY, USA**Experience Required:** 8 Years### **Key Responsibilities*** Design, develop, and maintain backend services and integration layers using **Java*** Implement and maintain **RESTful APIs** and **gRPC** interfaces to support application communication and external system integration* Architect and develop **BFF (Backend-for-Frontend)** components tailored for different UI applications (web, mobile)* Collaborate closely with frontend, cloud, DevOps, and product teams to deliver end-to-end solutions* Ensure code quality, performance, and scalability through testing, code reviews, and performance tuning* Troubleshoot production issues and support system reliability* Follow best practices in software development, including CI/CD, unit testing, and containerization* Contribute to architecture discussions and help shape future integration strategies### **Requirements*** 8+ years of professional experience in **Java backend development*** Strong hands-on experience with **REST API** design and implementation* Experience with **gRPC**, protocol buffers, and service-to-service communication* Proven experience in implementing **BFF** architecture and understanding of its benefits and trade-offs* Solid knowledge of **microservices**, **API gateways**, and **integration patterns*** Familiarity with container technologies (Docker, Kubernetes) and cloud platforms (AWS/GCP/Azure)* Proficient with version control systems (**Git**, **GitHub**) and CI/CD pipelines* Strong debugging, performance tuning, and system design skills* Excellent communication and collaboration skills### **Preferred Qualifications*** Experience with reactive programming frameworks (e.g., Spring WebFlux, RxJava)* Familiarity with **Kafka**, **RabbitMQ**, or other messaging systems* Exposure to **DevOps** tools and practices, including monitoring and observability (e.g., Prometheus, Grafana)* Previous experience in **financial services**, **e-commerce**, or other high-volume transaction environments