Java Developer

We are looking for a Java Developer for our client in Philadelphia ,

PA Job Title:

Java Developer Job Location:

Philadelphia ,

PA Job Type:

Contract Job Overview:

Pay Range:

$55hr - $60hr

Requirement/Must Have:

Strong hands-on experience in Core Java development. Expertise in multithreading, concurrency, collections, JVM internals, and performance optimization. Strong experience with Spring Boot and Microservices architecture. Experience building event-driven systems using Apache Kafka. Strong understanding of RESTful APIs, API security, and integration patterns. Experience with SQL Server and/or Oracle databases. Strong understanding of cloud-native architecture and distributed systems. Experience with CI/CD pipelines such as Jenkins or GitHub Actions. Proficiency with Git and modern development workflows. Working experience with React.js and modern JavaScript frameworks. Strong analytical, troubleshooting, and problem-solving skills. Excellent communication and collaboration abilities.

Experience:

Experience designing and developing scalable microservices using Java and Spring Boot. Experience implementing Kafka producers, consumers, partitions, and offset management. Experience building scalable, resilient, and fault-tolerant cloud-native applications. Experience integrating frontend applications with backend APIs. Experience troubleshooting production issues and improving system performance. Experience with automated build, testing, and deployment pipelines. Experience working in Agile development environments. Experience with enterprise integration platforms and distributed systems.

Responsibilities:

Design, develop, and maintain scalable microservices using Java and Spring Boot. Build and optimize event-driven architectures using Apache Kafka. Develop cloud-native applications with scalability, resiliency, and observability best practices. Apply advanced Core Java concepts including multithreading, concurrency, and memory management. Design and optimize database schemas, SQL queries, and data processing workflows. Develop and integrate RESTful APIs and backend services. Collaborate with frontend teams and contribute to React.js-based applications. Implement and maintain CI/CD pipelines for automated deployments. Participate in code reviews, design discussions, and testing activities. Troubleshoot production issues and improve system reliability and performance. Work closely with product, architecture, and DevOps teams to deliver technical solutions aligned with business goals.

Should Have:

Experience with client onboarding, KYC, AML, or enterprise integration platforms. Exposure to Docker, Kubernetes, and containerized deployments. Experience with cloud platforms such as OpenShift Container Platform (OCP). Knowledge of observability tools including logging, monitoring, and tracing solutions. Understanding of security best practices for distributed systems.

Skills:

Core Java. Spring Boot. Microservices. Apache Kafka. Multithreading. Concurrency. JVM Internals. Performance Optimization. REST APIs. API Security. SQL Server. Oracle. Cloud-Native Architecture. CI/CD Pipelines. Jenkins. GitHub Actions. Git. React.js. JavaScript

ES6+. HTML. CSS.

Distributed Systems. Docker. Kubernetes. OpenShift. Observability and Monitoring. Troubleshooting and Debugging. Qualification a nd

Education:

Bachelor s degree in Computer Science, Information Technology, Engineering, or a related field. Relevant certifications in Java, Cloud, or Microservices technologies are a plus.