Senior Java Developer

Intone Inc; Washington, Northern (District of Columbia, KY); Hybrid; USD 165,000 - 220,000; Full time

Job summary

Intone Inc. in Washington, DC seeks a Senior Java Developer for a 6-month contract to design, implement, test, and deploy enterprise Java applications using Spring ecosystems.

You will work across development, QA, and production environments, delivering clean, scalable code and robust documentation while aligning with enterprise standards and architecture.

Qualifications

• 10+ years of core Java development experience.
• 5+ years Java with annotations, generics, reflection, OO design.
• 3+ years Spring Boot development.
• 3+ years Spring Framework; Dependency Injection and Autowiring.
• 3+ years Spring Integration.
• 3+ years Spring Web Services.
• 3+ years of synchronous and asynchronous programming.
• 3+ years Maven build.
• 3+ years Git version control.
• 3+ years Linux environment.
• Experience with JIRA issue tracking.
• 16+ years of experience preparing complex technical documentation.
• 16+ years of conveying technical concepts.

Responsibilities

• Design, develop, test, and deploy applications and systems using Java technologies across development, QA, and production environments.
• Write clean, scalable code; refactor and debug code to improve existing Java applications and systems.
• Ensure technologies align with current, stable, and compliant enterprise architecture and standards.
• Collaborate with internal teams to produce software design and architecture.
• Develop documentation throughout the software development lifecycle.
• Proactively monitor and report on performance utilization of assigned technologies.
• Troubleshoot software and hardware issues and failures.
• Manage escalated tickets, tasks, and out-of-cycle requests from systems and software owners.
• Provide consultative expertise to stakeholders on optimal system usage and implementation approaches.
• Identify and communicate complex issues across multiple integrated technologies.
• Provide technical support and knowledge to relevant personnel and stakeholders.
• Support design for applications requiring integration with statewide systems.
• Coordinate with other application developers as needed.
• Function as a technical subject matter expert in relevant specialties.
• Perform other related duties as assigned.

Skills

Core Java

Back-end Development

Spring Boot

Spring Framework

Spring Integration

Spring Web Services

Asynchronous Programming

Maven

Git

Linux

OpenShift

Education

Bachelor's degree in IT or related field

Tools

Git

Maven

JIRA

Tomcat

Linux

OpenShift

Job description

This is a contract position for a Senior Java Developer based in Washington, District of Columbia, with an anticipated duration of 6 months. You will design, develop, test, and deploy enterprise Java applications using Spring technologies while supporting the broader technology ecosystem for the organization.

Responsibilities

• Design, develop, test, and deploy applications and systems using Java technologies across development, QA, and production environments.
• Write clean, scalable code; refactor and debug code to improve existing Java applications and systems.
• Ensure technologies align with current, stable, and compliant enterprise architecture and standards.
• Collaborate with internal teams to produce software design and architecture.
• Develop documentation throughout the software development lifecycle.
• Proactively monitor and report on performance utilization of assigned technologies.
• Troubleshoot software and hardware issues and failures.
• Manage escalated tickets, tasks, and out-of-cycle requests from systems and software owners.
• Provide consultative expertise to stakeholders on optimal system usage and implementation approaches.
• Identify and communicate complex issues across multiple integrated technologies.
• Provide technical support and knowledge to relevant personnel and stakeholders.
• Support design for applications requiring integration with statewide systems.
• Coordinate with other application developers as needed.
• Function as a technical subject matter expert in relevant specialties.
• Perform other related duties as assigned.

Qualifications

• Required
  • 10+ years of experience with core Java development and strong back-end development.
  • 5+ years of experience with Java (Annotations, Generics, Reflection, Inheritance, OO Design, NIO, Bean Validation).
  • 3+ years of Spring Boot application development experience.
  • 3+ years of experience with Spring (Java Config, Dependency Injection, Autowiring concepts).
  • 3+ years of Spring Integration development experience.
  • 3+ years of Spring Web Services development experience.
  • 3+ years of synchronous and asynchronous programming experience (Callbacks, Future, Timeout, and Error Handling).
  • 3+ years of Maven project build experience.
  • 3+ years of Git version control repository experience.
  • 3+ years of experience with application servers (Tomcat, Jetty, or Undertow).
  • 3+ years of experience working in a Linux environment.
  • Experience with JIRA issue tracking.
  • 16+ years of experience preparing complex technical documentation.
  • 16+ years of experience conveying technical and functional concepts for a specific technical specialty.
  • Bachelor's degree in IT or related field, or equivalent experience.
• Preferred
  • 1+ year of Red Hat OpenShift container-based application development and deployment experience.
  • 1+ year of experience working with mainframe CICS containers and channels using JCA connectors.
  • Knowledge of Continuous Integration and Continuous Development practices.