Java BackEnd Developer

Job Description

Job Description

Company Description

Location : Ridgefield Park

Contract Period :   4  weeks

Pay rate : $7,900 / M DOE

The Java Backend Developer will design and implement core backend enhancements for the BYOD Enhancement Project, enabling BYOD(Bring Your Own Device) to operate as a highly available primary service with resilient fallback to WMP and Global BYOD APIs.

Job Description

• Design and implement a local BYOD database with indexing, data freshness tracking, and retention policies
• Develop hybrid query logic : primary local DB lookup with configurable fallback to WMP API and Global BYOD API
• Implement SFTP-based batch ingestion (CSV sync, validation, reconciliation, error handling)
• Enhance backend services including data schema, scheduling framework, and API endpoints
• Implement monitoring, logging, metrics, and alerting for availability, performance, and API usage
• Ensure fault-tolerant design and seamless fallback between BYOD, WMP, and Global APIs

Qualifications

Must Have : Core Java (8+ / 11+ / 17+), Spring Boot, Spring Cloud, Spring MVC, Spring Security, RESTful API Design, Microservices Architecture, Message Brokers (Kafka / RabbitMQ), JPA / Hibernate, Docker, Kubernetes, CI / CD Pipelines (Jenkins / GitLab CI / GitHub Actions)

Oracle WebLogic Server : Deployment, configuration, clustering, and administration.

Linux server setup, configuration, and management (RHEL, CentOS, Ubuntu).

Oracle Database : PL / SQL, Oracle Performance Tuning, Oracle RAC, Partitioning, Indexing Strategies, AWR / ASH Reports, Execution Plan Analysis.

Spring Batch, Quartz Scheduler, Apache Airflow.

Preferred Qualifications

Additional Information

All your information will be kept confidential according to EEO guidelines.