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Senior Application Developer

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Senior Application Developer
Acarin Inc
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Columbia, Maryland, United States
Classification symbol Information Technology
H-1B
Job posted on June 25, 2025
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Job Description:
Job Role : Applications Development Expert - Java Experience : 10+ Yrs Location : Maryland (Onsite) Preferred : USC/GC/H1B.
Qualifications:
  • 10+ years of hands-on experience designing, developing, and integrating complex public-facing enterprise applications, with strong focus on Java/J2EE, Spring/Struts/JPA/Hibernate, Web Services, and Enterprise Service Bus.
  • 8+ years of experience working with Eclipse IDE, SVN/GIT, REST services, and supporting large-scale IT platforms and applications.
  • 6+ years of experience developing or supporting State-Based Marketplaces (SBM), Health and Human Services systems, ACA-compliant solutions, or other healthcare systems.
  • 6+ years of experience architecting and building healthcare applications in Java, integrated with complex business rules engines.
  • 5+ years of experience with front-end integration, working across development, testing, and business teams.
  • 5+ years of experience in the design, development, and maintenance of health exchange or eligibility systems, and developing complex SQL queries using PostgreSQL or equivalent RDBMS.
  • 4+ years of experience leading development teams, providing architectural direction, and mentoring developers.
  • Demonstrated experience working with n-tier architectures (UI, Business Logic, Data Access layers), and integrating content management solutions.
  • Strong knowledge of SOA, web services internals, Java design patterns, and applying software architecture principles across the development lifecycle.
  • Proficient in Agile methodologies, with experience managing multiple priorities and deadlines in fast-paced environments.
  • Proven analytical and debugging skills with the ability to work across cross-functional teams (technical, business, and management).
  • Familiarity with traditional and modern project management approaches, lifecycle tools, and experience adhering to PMO policies and procedures.


Key Responsibilities:
  • Provide enterprise Java solution design recommendations aligned with long-term IT strategy and organizational goals.
  • Design, develop, maintain, and support enterprise-level applications and custom integration solutions, including major enhancements and new features using Java/J2EE, Angular, PostgreSQL, MongoDB, and Corticon Rules Engine.
  • Utilize multiple platforms to deliver automated, integrated systems and applications.
  • Plan and execute Java version upgrades and related component updates as needed.
  • Establish and maintain development standards, reusable programming architectures, and procedural guidelines to ensure scalability and maintainability.
  • Collaborate with business and IT teams to translate business requirements into technical specifications, business rules, and application logic.
  • Develop and execute unit tests (manual and automated), and integration scripts to validate application functionality and ensure quality.
  • Perform code reviews, troubleshoot issues, and ensure adherence to quality and performance standards.
  • Work closely with business teams for user acceptance testing (UAT) and participate in integration testing phases.
  • Contribute technical input for complex enterprise-wide decisions, ensuring alignment with strategic initiatives.
  • Lead and participate in technical reviews throughout the software development lifecycle (SDLC).

Ensure full compliance with security protocols, change control procedures, and PMO policies and methodologies.
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