Senior Java Developer

TSR Consulting Services, Inc. Logo
TSR Consulting Services, Inc.
Bethesda, MD, United States
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Our client is hiring a Senior Java Developer on a long-term contract basis.

Work Location: Bethesda, Maryland

Work Model: In Office

Summary:

  • Role Focus: This is not full-stack UI development. It is a backend + integration role involving: Building backend services and plugins; Supporting UI via JSON structures and REST services; Developing messaging layers; Integrating backend with a data-driven UI that other teams design. Work is 100% backend and middleware, but must integrate correctly into the UI.

Responsibilities:

  • Independently design and develop new components and enhance existing applications using Spring Core and Spring Boot.
  • Architect and build robust REST APIs and integrations to support business-critical systems.
  • Apply industry best practices to design, test, implement, and support solutions with minimal direction.
  • Leverage AWS services (S3, ECS, Lambda, Step Functions, SSM, SNS/SQS, etc.) to deliver secure, cloud-native applications.
  • Write, tune, and maintain complex SQL queries (primarily for Oracle).
  • Develop containerized solutions using Docker for scalability and deployment efficiency.
  • Ensure that all deliverables meet quality, security, and compliance requirements.
  • Write extensible and reusable library code for long-term maintainability.
  • Create and maintain thorough technical documentation.
  • Collaborate with remote team members while working independently to deliver end-to-end solutions.
  • Contribute across the full lifecycle of Agile projects, from planning through delivery.

Required Qualifications:

  • Bachelor’s degree in Computer Science, Computer Engineering, or a related field.
  • 9+ years of experience building enterprise applications in Spring Core and Spring Boot.
  • 9+ years of writing unit tests with JUnit and Mockito.
  • 7+ years of hands-on experience with AWS services (S3, ECS, Lambda, Step Functions, SSM, SNS/SQS, etc.).
  • Advanced SQL skills with proven experience in complex query design and optimization (Oracle preferred).
  • Proficiency in containerization with Docker.
  • Experience with IntelliJ, Bitbucket, Jira, and Confluence.
  • Knowledge of Cucumber and Maven for testing and building automation.
  • Excellent problem-solving, analytical, and communication skills.
  • Demonstrated ability to work independently, make architectural decisions, and deliver high-quality outcomes without close supervision.

Pay Rate: $75 – $85

Job ID: 84251

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