Software Developer (Backend) Senior
BigBear.ai2 years ago
Washington, DC, USASenior
Responsibilities
- Implement features, enhancements, and bug fixes that support interoperability between legacy and successor systems.
- Build and maintain backend services, RESTful APIs, and integration layers with attention to security, performance, and maintainability.
- Develop and operate containerized services and CI/CD pipelines for repeatable deployments into SCIF-capable environments.
- Design data storage and access patterns and optimize queries and performance across MongoDB, PostgreSQL, Redis, and Elasticsearch.
- Participate in sprint planning, code reviews, architecture discussions, and continuous-improvement activities.
- Create documentation, unit and integration tests, and deployment runbooks.
- Manage multiple complex assignments independently and propose technical solutions while communicating tradeoffs to stakeholders.
Requirements
- Active TS/SCI clearance with a current CI polygraph is required.
- Bachelor’s degree plus 6+ years of software/application development experience, or 8+ years of experience in lieu of a degree.
- At least 2 years of experience modernizing or maintaining legacy systems alongside new development.
- Strong backend development skills with Node.js and TypeScript; NestJS or Express familiarity is preferred.
- Experience with Docker, CI/CD pipelines such as GitLab CI, databases, and search platforms including MongoDB, PostgreSQL, Redis, Elasticsearch, or OpenSearch.
- Ability to manage complex workstreams independently and communicate technical tradeoffs to stakeholders.
- Comfort working in secure environments with strict operational controls and documentation requirements.
- Familiarity with Angular, Jest or other testing frameworks, performance benchmarking, Azure, AWS, Kubernetes, metadata and data governance concepts, Java, Python, or middleware and integration work is preferred.
Tech Stack
AngularAWSAzureDockerElasticsearchExpressGitLab CI/CDJavaJestKubernetesMongoDBNestJSNode.jsPostgreSQLPythonRedisTypeScript
Categories
About BigBear.ai
BigBear.ai develops AI-powered decision intelligence software, computer vision, and modeling/simulation tools for U.S. defense, intelligence, federal civilian, and critical-infrastructure markets. It sells software platforms and contract services, often deployed in secure government clouds, to support mission planning, logistics, and cybersecurity. Founded in 1988 and headquartered in McLean, Virginia, BigBear.ai is a public company listed on the NYSE under the ticker BBAI.