Backend Engineer; API​/Data Services Focus

About NDi

Network Designs, Inc. (NDi) is a leading Federal contractor that specializes in designing, developing, and delivering information technology and network solutions for government customers. Founded in 1985, NDi's firmly defined core values have driven all aspects of the business, which have been paramount to our company's success and the establishment of an enjoyable workplace atmosphere. At NDi, we believe that our people are the cornerstone of our success, and we value collaboration, career growth, and winning ideas.

Military Veterans Encouraged to Apply.

The Backend Engineer (API/Data Services Focus) will be responsible for designing, developing, and maintaining backend systems that deliver robust API and data services. The candidate will collaborate with cross‑functional teams to build scalable and efficient data processing solutions that integrate seamlessly with various systems.

• U.S. Citizenship required.
• Must be able to obtain and maintain a Public Trust clearance.
• This position is remote but may require occasional onsite meetings in McLean, VA.
• You can be based out of the following states: AZ, DC, FL, GA, OH, ME, MD, SC, TX, UT, VA, NC, OK, WV.

• Bachelor's Degree in Computer Science, Information Technology, or a related field.
• At least 8 years of relevant experience in backend development, with a focus on API and data services.
• Proficiency with Java 17+ and Spring Boot for backend and data service development.
• Experience with Kafka for event‑driven data services and integration.
• Hands‑on experience with Redis and Oracle DB for data storage, caching, and retrieval.
• Familiarity with Kubernetes and Docker for containerized service deployment, and Git Hub for source control and workflow management.
• Exceptional communication skills and the ability to work collaboratively in a team environment.
• Strong attention to detail and analytical skills.
• Ability to work independently and manage multiple priorities.

• Experience with cloud‑based services and API/data service gateways.
• Knowledge of microservices architecture and containerization tools like Docker and Kubernetes.
• Familiarity with Dev Ops practices and CI/CD pipelines.

• Design, develop, and maintain RESTful APIs to support web and mobile applications.
• Ensure APIs are scalable, secure, and maintainable.
• Integrate APIs with various internal and external data sources and services.

• Develop and maintain data services to support enterprise applications.
• Design and implement data models and database schemas.

• Design, implement, and maintain robust and scalable database structures.
• Optimize database queries and manage data storage solutions.

• Develop server‑side logic, ensuring high performance and responsiveness.
• Implement security and data protection measures.
• Manage user authentication and authorization between multiple systems, servers, and environments.

• Work with frontend developers to ensure seamless integration of data and functionalities.
• Coordinate with other teams to understand and fulfill backend requirements.

• Conduct unit and integration testing for backend components.
  
  Troubleshoot and debug issues to ensure the highest level of quality.

• Create and maintain comprehensive documentation of codebase and APIs.
• Follow best practices in backend development, including code versioning and repository management.

• Stay updated with the latest industry trends and technologies related to APIs and data services.
• Optimize system performance and enhance functionality based on user feedback and usage patterns.

• Work closely with program management and other stakeholders to ensure project requirements are understood and implemented.
• Participate in code reviews, team meetings, and project planning sessions.

At NDi, we value our team and are committed to retaining top talent by offering competitive benefits and…