Java Backend Developer

Position: Java Backend DeveloperLocation: Philadelphia, PAKey Responsibilities Design and implement backend services using Java and Spring Boot, ensuring adherence to microservices architecture principles for scalability and maintainability. Develop and optimize ETL (Extract, Transform, Load) processes to handle large-scale data ingestion, transformation, and integration from diverse sources. Build and manage RESTful APIs and event-driven systems using Kafka for real-time data streaming and asynchronous communication between services. Work with relational databases (SQL) and NoSQL databases (MongoDB, GraphDB) to model, query, and persist complex data structures, including graph-based relationships for advanced analytics. Collaborate with frontend developers to integrate Angular-based UIs with backend services, ensuring seamless data flow and API compatibility. Utilize GitHub for version control, branching strategies, and CI/CD pipelines, while tracking progress and resolving issues via Jira. Conduct code reviews, write unit/integration tests, and debug applications to maintain high code quality and performance standards. Stay updated with emerging technologies and contribute to architectural decisions for system improvements. Required Qualifications Bachelor's degree in Computer Science, Engineering, or a related field. 4+ years of hands-on development experience as a Java Backend Developer, with proven expertise in building and deploying production-ready applications. Strong proficiency in Java (JDK 8+), Spring Boot, and microservices frameworks (e.g., Spring Cloud). Experience with ETL tools/processes (e.g., Apache NiFi, Talend) and data modeling in SQL (e.g., PostgreSQL, MySQL) and MongoDB. Familiarity with Apache Kafka for messaging and event sourcing, and GraphDB (e.g., Neo4j) for handling interconnected data. Proficiency in GitHub for collaborative development and Jira for agile project management. Solid understanding of Angular for full-stack integration, though primary focus is backend. Excellent problem-solving skills, with a track record of delivering features end-to-end in agile environments. Preferred Skills Experience with containerization (Docker, Kubernetes) and cloud platforms (AWS, Azure). Knowledge of security best practices (OAuth, JWT) and performance optimization techniques. Familiarity with monitoring tools (Prometheus, ELK Stack) and automated testing frameworks (JUnit, Mockito). Strong communication skills and ability to mentor junior developers.

Created: 2026-03-04