Sr Java Developer

AHU Technologies; Washington (District of Columbia); On-site; USD 150,000 - 190,000; Full time

Job summary

AHU Technologies in Washington, DC seeks a Senior Java Developer to lead backend development onsite under a contract framework. You will apply core Java, Spring technologies, and REST APIs within Agile teams to deliver enterprise-level software solutions.

The role requires 16+ years of experience, strong back-end expertise with Spring Boot, Web Services, Maven, Git, and Linux. Collaboration across districts and government-facing systems is expected.

Qualifications

• Bachelor’s degree in IT or related field or equivalent experience.
• 16+ years of Java/J2EE experience.
• Experience with Spring Boot, Spring MVC, and Spring Integration.
• Strong REST/RPC API development and secure cloud-ready architectures.
• Experience with Maven, Git, Linux, and application servers like Tomcat/Jetty.

Responsibilities

• Ensure updated, compliant architecture and applications meeting enterprise standards.
• Collaborate with internal teams to produce software design and architecture.
• Develop, test, and deploy applications and systems.
• Revise, refactor, and debug code; improve existing Java apps.
• Proactively monitors and reports performance; troubleshoot issues and escalate as needed.
• Coordinate activities of application developers and provide SME input.

Skills

Core Java Development

Spring Boot

Spring Framework

REST APIs

J2EE Architecture

Agile Methodologies

Maven

Git

Linux

SOAP/REST Web Services

Education

Bachelor’s degree in IT/related field

Tools

RedHat OpenShift

JIRA

Tomcat/Jetty

CI/CD pipelines

Job description

TITLE: Sr Java DeveloperLOCATION: Washington, DC/ OnsiteEmployment type: Contract w2/1099/C2CMINIMUM EDUCATION: Bachelor’s degree in IT, related field, or equivalent experience.REQUIRED EXPERIENCE: 16 yearsINTERVIEWS: In PersonJob Description:The Senior JAVA Developer position requires in-depth knowledge of JAVA and J2EE background using Spring Technologies framework, design, and architectural styles /API’s (REST/RPC) and Agile methodologies for the development of application programs.Employment type: Contract w2/1099/C2CComplete Description:The client will be modernizing the District Application Destiny project to leverage new digital technologies such as cloud computing, data analytics, artificial intelligence and mobile that are required to create modern experience for customers and partners. Modernizing the Enterprise Application Destiny helps improve their services to citizens, enhance government operations while strengthening the overall data security. To address these challenges, the team is looking to hire highly skilled individuals to rapidly connect Enterprise Destiny Application with modern technology while minimizing disruption to the existing systems.Responsibilities:Ensure that the technologies are updated with current, stable, and compliant architecture and applications that meet enterprise standards.Collaborate with internal teams to produce software design and architectureDevelop, Test and Deploy applications and systemsRevise, update, refactor and debug codeImprove existing JAVA applications and systemsProactively monitors and reports performance utilization of assigned technologies.\Troubleshoot software and/or hardware issues/failures.Manage problems or escalated tickets and tasks and out-of-cycle requests from systems/software owners.Determine the best course of action for meeting business needs and provide consultative expertise to customers on how to best use systems.Proactively monitors and identifies broader, more complex issues across multiple, integrated, connecting technologies and communicate as appropriate.Provides technical knowledge and support to District agencies, personnel, and additional stakeholdersPerforms other related duties as assignedMay coordinate activities of application developers.Able to identify best practices and standards for the use of the product.Delivers support and design for industry specific applications that require integration with statewide systems or applicationsInteracts with executive level business users or technical expertsMay function as a niche technical SME (Subject Matter Expert)Skills:Experience with core JAVA development with strong back-end development. Required 10 YearsJAVA – Annotations, Generics, Reflection, Inheritance, OO Design, NIO, Bean Validation. Required 5 YearsSpring Boot Application Development Experience. Required 3 YearsSpring – Java Config, Dependency Injection, Autowiring Concepts. Required 3 YearsSpring Integration Development Experience. Required 3 YearsSpring Web Services Development Experience. Required 3 YearsSynchronous and Asynchronous programming experience – Callbacks, Future, Timeout and Error Handling. Required 3 YearsExperience with MAVEN Project Build experience. Required 3 YearsExperience with GIT version control repository. Required 3 YearsExperience with Tomcat/Jetty/undertow Application Servers. Required 3 YearsExperience with LINUX working environment. Required 3 YearsExperience with JIRA Issue tracker. Required 3 Years16+ yrs. conveying technical and functional concepts for a specific technical specialty. Required 16 Years16+ yrs. preparing complex technical documentation. Required 16 YearsBachelor’s degree in IT or related field or equivalent experience. RequiredRedHat Openshift Container-based application development and deployment experience. Desired 1 YearWorking with mainframe CICS containers and channels using JCA connectors. Desired 1 YearKnowledge of Continuous Integration and Continuous Development practice. Desired 1 YearMust have enough experience to qualify for a Master Level position. Required