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Senior Full-Stack Java Developer - required onsite (hybrid) in Fairfax, VA
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Overview:
MUST BE LOCAL TO DC METRO AREA (hybrid support - 2 days in ILS HQ office, located in Fairfax, VA 22033).
Must be able to be W2 employee; no C2C.
Responsibilities:
ILS Inc. is seeking a Senior Full-Stack Java Engineer with strong Spring Boot backend expertise and solid frontend development skills to support a major federal modernization initiative. The ideal candidate is comfortable developing both backend services and user interfaces, and has experience working in Agile, cloud-based environments. This hybrid role requires in-office presence two days per week in Fairfax, VA.
MUST BE LOCAL TO DC METRO AREA (hybrid support - 2 days in ILS HQ office, located in Fairfax, VA 22033).
Must be able to be W2 employee; no C2C.
- Design, develop, and maintain scalable microservices using Java 17+ and Spring Boot.
- Build RESTful APIs and backend services that integrate with relational databases and external systems.
- Contribute to the development of responsive user interfaces using Angular or similar modern JavaScript frameworks.
- Participate in cloud migration efforts and application deployment on AWS.
- Write unit and integration tests using JUnit, Mockito, and Cucumber.
- Collaborate with DevOps to support CI/CD pipelines using Jenkins and containerization tools like Docker.
- Work closely with cross-functional teams including UI/UX, QA, and product owners in an Agile/Scrum environment.
- Troubleshoot issues across the full application stack and contribute to continuous improvements.
Required skill sets - Extensive experience with:
- Bachelor’s degree in Computer Science, Engineering, or a related field.
- 10+ years of professional experience in Java-based full-stack development.
- Expert-level backend development with Spring Boot, REST APIs, and microservices architecture.
- Proficiency in frontend technologies such as Angular, HTML5, CSS, and JavaScript.
- Experience with AWS, containerized deployments (Docker), and CI/CD automation (Jenkins).
- Strong understanding of relational databases (PostgreSQL, Oracle, or SQL Server).
- Solid grasp of software engineering principles, testing methodologies, and Agile development practices.
Preferred Skills
- Experience with frontend unit testing frameworks (e.g., Jasmine, Karma).
- Familiarity with tools like Maven, Gradle, Git, SoapUI, JMeter.
- Prior experience in government, financial, or insurance systems is a plus.
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