Java Backend Developer

Overview

On Site
Depends on Experience
Contract - W2
Contract - 12 Month(s)

Skills

Java
Springboot
kafka

Job Details

Job Title: Java Backend Developer
Location: West Chester, PA (Onsite Locals only)
W2 Only

Job Summary:
We are seeking a highly skilled Java Backend Developer to design, develop, and maintain scalable, high-performance backend systems. The ideal candidate will have strong experience in building APIs, integrating services, and working with modern frameworks, databases, and cloud environments.

Key Responsibilities:
  • Design, develop, test, and maintain backend services and APIs using Java and related frameworks.
  • Write clean, efficient, and maintainable code following best practices.
  • Collaborate with frontend developers, architects, QA engineers, and product managers.
  • Develop and optimize RESTful or GraphQL APIs for scalability and performance.
  • Work with Spring Boot / Spring Framework for microservices-based architecture.
  • Integrate with relational and NoSQL databases (e.g., MySQL, PostgreSQL, MongoDB).
  • Ensure application security, data protection, and proper authentication/authorization.
  • Perform debugging, troubleshooting, and performance tuning.
  • Participate in Agile/Scrum ceremonies, code reviews, and continuous integration/continuous delivery (CI/CD).
  • Document technical designs, architecture, and APIs.

Required Skills & Qualifications:
  • Bachelor s/Master s degree in Computer Science, Engineering, or related field.
  • 3 8+ years of backend development experience using Java.
  • Strong knowledge of Spring Boot, Spring Framework, Hibernate/JPA.
  • Experience with RESTful APIs / Microservices architecture.
  • Familiarity with SQL/NoSQL databases.
  • Hands-on experience with CI/CD tools (Jenkins, GitHub Actions, GitLab CI, etc.).
  • Knowledge of cloud platforms (AWS, Azure, or Google Cloud Platform).
  • Strong problem-solving and debugging skills.
  • Excellent communication and collaboration abilities.

Nice to Have:
  • Experience with Docker, Kubernetes, Kafka, or RabbitMQ.
  • Exposure to GraphQL.
  • Familiarity with Test-Driven Development (TDD) and automation testing.
  • Knowledge of DevOps practices.
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About StoneGate-Technologies LLC