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Senior Software Engineer Java/Sprint Boot (Hybrid)

Company:
Elyon International
Location:
Malvern, PA, 19355
Posted:
December 16, 2025
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Description:

Job Description

Salary: $65/hour

Job Responsibilities:

Acts as the technical coach for a team or domain, being recognized and approached by team members for expertise and guidance, ensures consistent application of best practices and high standards across projects.

Sets quality goals and development practices with the team, driving continuous improvement and excellence in software development through rigorous standards and methodologies. Integrates software components and third-party libraries into existing systems, ensuring seamless functionality and interoperability with minimal disruption.

Conducts and participates in code reviews, providing constructive feedback to peers and ensuring adherence to coding standards and best practices to maintain code quality. Analyzes and optimizes application performance, identifying and resolving bottlenecks to enhance user experience and system efficiency, ensuring the software meets performance benchmarks.

Stays current with emerging technologies and industry trends, incorporating new tools and methodologies to improve development processes and product quality.

Develops software to log and store performance data, usage, errors, etc., enabling continuous monitoring of solutions and products for improved reliability and performance.

Collaborates with cross-functional teams, including product managers, designers, and QA engineers, to define, design, and ship new features, ensuring alignment with project goals and user needs.

Resolves a wide range of moderate complexity requests in creative ways, demonstrating good judgment in selecting methods and techniques for obtaining solutions.

Key Responsibilities

Design, develop, and maintain Java-based microservices using Spring Boot and Java 17 23

Lead and contribute to secure coding practices following OWASP standards and regulatory needs (HIPAA, medical device software)

Integrate with internal and external APIs using REST and GraphQL

Participate in Test-Driven Development (TDD) and help expand test automation coverage Implement and support CI/CD pipelines using GitHub Actions and Jenkins Build and deploy services to AWS EKS; leverage AWS services such as Cognito, CloudWatch, Secrets Manager, and X-Ray Collaborate with DevOps, QA, and Product teams using Azure DevOps for sprint planning, work tracking, and test plans Perform code reviews and mentor junior developers

Support observability efforts using tools like Datadog, Prometheus, and Grafana Work within Agile teams to deliver features aligned with business objectives

Contribute to continuous improvement, architectural decisions, and design discussions

Minimum Qualifications

Bachelors degree in Computer Science, Engineering, or related field (or equivalent experience)

5+ years of hands-on experience in Java (17+) and Spring Boot application development

Solid understanding of microservices architecture and secure RESTful API design

Strong experience with Git, Maven, Jenkins, and GitHub Actions

Proficiency in CI/CD and test automation

Experience working in cloud environments, especially AWS Familiarity with containerization (Docker, EKS/Kubernetes)

Excellent debugging, troubleshooting, and code review skills

Comfortable using Azure DevOps for Boards, Test Plans, and documentation

Minimum required Education:

Bachelor's / Master's Degree in Computer Science, Software Engineering, Information Technology or equivalent.

Preferred Education:

Master's Degree in Information Technology, Computer Science, Software Engineering or equivalent.

Preferred Skills & Tools

Test Automation: JUnit, TestNG, Mockito, Selenium, Cypress, Karate, Rest Assured

API Design: Swagger/OpenAPI, SpringDoc, GraphQL, AWS API Gateway

Messaging & Integration: RabbitMQ, Spring Cloud Stream, Feign, WebClient, Retrofit

Monitoring & Observability: Datadog, Prometheus, Grafana, AWS CloudWatch, X-Ray, ELK/EFK stack

Build & Infra: Maven, Terraform, AWS CDK, Docker, Nexus or Artifactory

Agile & SDLC: Azure DevOps Boards, Jama, Helix ALM, Confluence, Miro

Benefits:

Paid sick leave, Medical/Dental (optional), 401 (k) Retirement Plan (optional), Employer Paid Life Insurance, Employer Paid Short Term Disability, Optional Life Insurance.

ELYON International, Inc. is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran

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