Software Engineer III - Front End/ Back End

Ad Hoc LLC is a technology company that empowers organizations to deliver scalable, impactful digital services. As a Software Engineer III, you will design, develop, enhance, and maintain enterprise applications supporting mission-critical federal digital services while collaborating with cross-functional teams.

Responsibilities:

• Design, develop, test, and maintain scalable backend applications and APIs supporting enterprise software platforms
• Develop new features while enhancing and modernizing existing applications and services
• Participate in the full software development lifecycle, including requirements analysis, solution design, implementation, testing, deployment, and production support
• Collaborate with cross-functional teams including Product, UX, QA, DevSecOps, Security, and Architecture
• Build and maintain RESTful APIs, microservices, and backend integrations
• Write clean, maintainable, well-tested code following secure coding and software engineering best practices
• Participate in Agile ceremonies including sprint planning, backlog refinement, daily standups, sprint reviews, and retrospectives
• Contribute to CI/CD pipelines, automated testing, code reviews, and continuous improvement initiatives
• Troubleshoot production issues, perform root cause analysis, and support operational excellence
• Mentor junior engineers through code reviews, technical guidance, and knowledge sharing
• Participate in technical planning, architecture discussions, and engineering process improvements
• Support on-call rotations and production deployments as required

Requirements:

• Bachelor's degree and 8+ years of professional software engineering experience (additional experience may substitute for education)
• Strong backend development experience using Java and modern enterprise frameworks such as Spring Boot
• Experience designing and developing RESTful APIs and microservices
• Experience building enterprise applications using object-oriented programming principles
• Experience with relational databases such as Oracle, PostgreSQL, or Microsoft SQL Server
• Experience working within Agile software development environments
• Experience using Git-based version control and collaborative development workflows
• Experience with automated testing, debugging, and software troubleshooting
• Experience participating in code reviews and following secure software development practices
• Strong problem-solving, analytical, and communication skills
• U.S. Citizenship with the ability to obtain and maintain a DHS Public Trust
• Must have resided within the United States for at least three of the previous five years
• Experience with Spring Boot, Hibernate, JPA, or similar Java frameworks
• Experience with AWS cloud services and cloud-native application development
• Experience with Docker, Kubernetes (EKS), and containerized applications
• Experience with Jenkins, GitHub, SonarQube, Splunk, Kafka, New Relic, or similar DevSecOps tools
• Experience with Angular, React, or other modern front-end frameworks
• Experience with C#, .NET, VB.NET, C++, or legacy application modernization
• Experience with Tomcat, Oracle SQL Developer, or enterprise application servers
• Experience supporting CI/CD pipelines and Infrastructure as Code
• Experience supporting high-availability enterprise applications in production environments
• Experience supporting federal government or highly regulated environments
• Experience with Section 508 accessibility standards and secure software development practices