Microservices Developer/Engineer

GDIT is seeking a highly skilled Software Engineer/Microservices to support software development for our USPS customers. The Microservices Developer will be responsible for designing, building, and maintaining scalable backend services that power the platform's RESTful APIs.

MEANINGFUL WORK AND PERSONAL IMPACT

• Implement input validation, error handling, idempotency, and standardized response models.
• Integrate services with on-prem and AWS-hosted databases during migration phases.
• Plan and execute data-access changes to support hybrid connectivity (on-prem to AWS) safely.
• Optimize database interactions, including query tuning, connection pooling, and transaction boundaries.
• Manage secrets and configuration using AWS-native and Kubernetes-native approaches.
• Add observability: structured logging, metrics, distributed tracing, dashboards, and alerting.
• Troubleshoot incidents across application, container, cluster, network, and database layers.
• Improve resiliency with retries, timeouts, circuit breakers, and graceful degradation patterns.
• Participate in migration planning from on-prem infrastructure and data stores to AWS.
• Support release validation in staging and production, including rollback readiness.
• Write and maintain unit, integration, contract, and performance tests.
• Address vulnerabilities by upgrading dependencies and remediating CVEs in application libraries.
• Collaborate with QA, platform, security, and architecture teams on standards and best practices.
• Document APIs, operational runbooks, and service ownership responsibilities.

Do you have experience in Web services design?, Do you have a Bachelor's degree?, * Bachelor's degree in a relevant field from an accredited College/University is preferred.

• Alternative Path: If the candidate does not possess a relevant four-year degree, an additional four years of relevant work experience will be required., * 8+ years of experience in Java development, with at least 2 years of microservices development experience.
• Ability to design, build, and maintain Spring Boot microservices using Java 21 and Java 25.
• Ability to create and evolve RESTful APIs with clear contracts, versioning, and backward compatibility.
• Experience with Agile development environments with tools like VersionOne (or similar platform)
• Experience with containerized services and maintain production-ready Docker images.
• Experience deploying and operating services on Kubernetes with health probes, resource limits, and autoscaling.
• Experience building and maintaining CI/CD pipelines for build, test, security scan, and deployment automation.
• Experience implementing secure service-to-service and client authentication/authorization.

Required Technical Skills and Expertise:

• Experience developing production-grade microservices using Java 21 and Java 25

• Implementing clean and consistent API contracts, and ensuring secure, reliable integration with internal and external systems.

• Collaborate closely with product, architecture, and QA teams to deliver high-quality releases, support deployment and validation in staging and production, and troubleshoot issues across distributed environments.

• Over time, the developer will drive improvements in service performance, resiliency, and observability while contributing to shared engineering standards, reusable components, and automation across the microservices ecosystem.

• Strong problem-solving skills, clear communication, and a commitment to continuous improvement are essential for success in this role., Years of Experience 8 + years of related experience

• may vary based on technical training, certification(s), or degree

(part of General Dynamics) 3.73.7 out of 5 stars Indiana $128,039 - $173,229 a year, Pulled from the full job description

• 401(k) matching
• Paid time off
• Internal mobility program
• Career development plan, * Ability to obtain and maintain a Public Trust clearance and successfully pass a thorough Government background screening process requiring the completion of detailed forms and fingerprinting
• This position has a U.S. residency requirement. The USPS security clearance process requires the selected candidate to have resided in the U.S. (including U.S. Territories) for the last five years as follows: U.S. Citizens cannot have left the U.S. (including U.S. Territories) for longer than 6 months consecutively in the last 3 years (unless they meet certain exceptions). Non-U.S. Citizens cannot have left the U.S. (including U.S. Territories) for longer than 90 days consecutively in the last 3 years.

GDIT IS YOUR PLACE

At GDIT, the mission is our purpose, and our people are at the center of everything we do.

• Growth: AI-powered career tool that identifies career steps and learning opportunities
• Support: An internal mobility team focused on helping you achieve your career goals
• Rewards: Comprehensive benefits and wellness packages, 401K with company match, competitive pay and paid time off
• Community: Award-winning culture of innovation and a military-friendly workplace

OWN YOUR OPPORTUNITY Explore a career in Software development at GDIT and you'll find endless opportunities to grow alongside colleagues who share your determination for solving complex data challenges., The likely salary range for this position is $128,039 - $173,229. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range. View information about benefits and our total rewards program.

Our Identity Verification Process As part of the hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. You are expected to be on camera during virtual interviews. We reserve the right to take your picture to verify your identity and prevent fraud. By proceeding, you authorize the collection, processing, and use of your biometric data for identity verification and security purposes.

We are GDIT. A global technology and professional services company that delivers technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 26,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across over 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, cloud, cyber and application development. Together with our customers, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology. Join our Talent Community to stay up to date on our career opportunities and events at gdit.com/tc.