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Senior Java Full Stack Engineer (AWS Cloud Migration)

Reston, Virginia

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Type: Contract

Experience: 8

Category: Information Technology

Contractor Work Model: Hybrid

Brand: System One

Compensation Range: 81.06 Per Hour

Job ID: 377937

Date Posted: 09/03/2026

Shortcut: http://jobs.systemone.com/86RkLG


Senior Java Full Stack Engineer (AWS Cloud Migration)

Location: Reston, VA (Hybrid)
Type: Contract through December 2026 (potential extension)
Schedule: 40 hours/week
Local Candidates: DMV area only. Must be available for onsite meetings in Reston approximately once per week or biweekly.

Overview

We are seeking a Senior Java Full Stack Engineer to support a high-profile enterprise cloud modernization initiative. This role will focus on migrating Java-based applications to AWS, modernizing data platforms, and developing scalable full stack solutions for a large-scale Member 360 platform serving tens of thousands of users.

The ideal candidate is a hands-on senior developer with deep experience in AWS cloud migration, Java development, Angular, MongoDB, Aurora PostgreSQL, and DevOps practices. Experience integrating GenAI-enabled services into enterprise applications is highly preferred.

Key Responsibilities

  • Lead development efforts for the migration of Java applications and services to AWS cloud environments.
  • Design, develop, test, and support enterprise-grade full stack applications using Java, Angular, Python, and cloud-native technologies.
  • Convert and migrate legacy database structures, including UDB environments, to Aurora PostgreSQL.
  • Support MongoDB integrations and data modernization initiatives.
  • Develop and maintain CI/CD pipelines and follow DevOps best practices for deployment, testing, and monitoring.
  • Implement and support AI and GenAI-powered application features and integrations.
  • Collaborate with architects, product owners, and stakeholders to define technical solutions and requirements.
  • Design, develop, test, and document highly scalable software solutions with a focus on performance, reliability, and availability.
  • Support production systems, troubleshoot critical issues, and provide technical leadership on complex software challenges.
  • Participate in architecture discussions, technology evaluations, and modernization initiatives.
  • Mentor junior engineers and contribute to engineering best practices including code quality, testing, and software delivery standards.

Required Qualifications

  • Bachelor's degree in Computer Science, Information Technology, or related field.
  • 8+ years of software development experience in enterprise environments.
  • Strong hands-on experience with Java application development.
  • Proven experience leading or supporting AWS cloud migration initiatives.
  • Experience building cloud-native applications and services within AWS.
  • Strong knowledge of Angular and modern front-end development.
  • Experience with MongoDB and Aurora PostgreSQL.
  • Solid understanding of software architecture, system integration, and distributed applications.
  • Experience with CI/CD pipelines, automated testing, and DevOps methodologies.
  • Strong knowledge of Agile development practices and SDLC.
  • Ability to communicate effectively with both technical and non-technical stakeholders.

Preferred Qualifications

  • Experience with GenAI, Agentic AI, or AI service integrations.
  • Experience with Python development.
  • Experience with Tomcat and Java application modernization.
  • Exposure to large-scale enterprise systems serving high-volume user populations.
  • Experience extending open-source frameworks and libraries.

Technical Environment

  • Java
  • Angular
  • AWS Cloud
  • Python
  • MongoDB
  • Aurora PostgreSQL
  • Tomcat
  • CI/CD Pipelines
  • DevOps Tools
  • Agile Methodologies
  • GenAI / AI Integrations

What We're Looking For

  • A senior engineer who can contribute immediately with minimal ramp-up.
  • Strong full stack capabilities across both backend and frontend development.
  • Proven success delivering cloud migration projects in fast-paced environments.
  • Technical leadership, problem-solving skills, and a passion for modern software engineering practices.


Ref: #851-Rockville-S1

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