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Java BackEnd Developer
Java BackEnd DeveloperSBT Global, Inc. • Ridgefield Park, NJ, US
Java BackEnd Developer

Java BackEnd Developer

SBT Global, Inc. • Ridgefield Park, NJ, US
[job_card.variable_days_ago]
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  • [job_card.full_time]
[job_card.job_description]

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

  • 5+ years of Java backend development experience
  • Strong experience with RESTful APIs, database design (RDBMS), and batch processing
  • Experienced Java Developer with the following areas :
  • 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)

  • Application Server Expertise :
  • Oracle WebLogic Server : Deployment, configuration, clustering, and administration.

  • Apache Tomcat : Setup, deployment, tuning, and management.
  • Application server troubleshooting and performance optimization
  • Linux Server Deployment & Administration
  • Linux server setup, configuration, and management (RHEL, CentOS, Ubuntu).

  • Shell scripting and automation.
  • Application deployment and release management on Linux environments.
  • Server monitoring, log analysis, and troubleshooting
  • Strong expertise in database technologies :
  • Oracle Database : PL / SQL, Oracle Performance Tuning, Oracle RAC, Partitioning, Indexing Strategies, AWR / ASH Reports, Execution Plan Analysis.

  • PostgreSQL : Query Optimization, pg_stat_statements, Partitioning, Replication, pgAdmin.
  • Other Databases : MySQL, MongoDB, SQL Server, Redis, Cassandra.
  • Batch Processing & Scheduling :
  • Spring Batch, Quartz Scheduler, Apache Airflow.

  • ETL processes and data pipeline development.
  • Cron jobs, scheduled tasks, and job orchestration.
  • Large-scale data processing and bulk operations
  • Experience building high-availability, resilient backend services
  • Hands-on experience with logging, monitoring, and performance tuning
  • Preferred Qualifications

  • Experience with telecom / carrier integrations or large-scale device data systems
  • Familiarity with cloud environments and distributed system design
  • Experience handling external API dependency and fallback strategies
  • Additional Information

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

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