Full Stack Software Developer

Position Title

Full Stack Software Developer

Full-time, Hybrid

Washington, D.C.

01165

• Design, develop, test, and deploy new features and enhancements across front‑end (ReactJS) and back‑end (Python/FastAPI) layers of Agency applications.
• Build and maintain RESTful APIs using FastAPI, ensuring proper validation, error handling, versioning, and documentation (e.g., OpenAPI/Swagger).
• Develop responsive, accessible front‑end interfaces using ReactJS, adhering to Agency UX standards and Section 508 accessibility requirements.
• Implement and manage data models, queries, migrations, and stored procedures within PostgreSQL databases, with attention to performance and data integrity.

• Operate within Agency trunk‑based development workflow, committing small, incremental changes frequently to the main branch to reduce integration risk and maintain codebase.
• Collaborate with Agency engineers, product owners, and analysts to understand requirements, refine user stories, and deliver working software iteratively.
• Adhere to Agency’s branching, commit, and merge standards, including the use of short‑lived feature branches and feature flags where applicable.

• Package applications/services using Docker, maintaining clean/reproducible container images.
• Support deployment of containerized workloads to AWS environments (e.g., ECS, EKS, or equivalent managed services), working within existing cloud infrastructure patterns.
• Demonstrate working knowledge of AWS services relevant to application hosting and operation, including but not limited to EC2, S3, RDS, Cloud Watch, IAM, and VPC networking concepts.
• Collaborate with Agency infrastructure staff on environment configuration, secrets management, and cloud resource usage.

• Investigate, diagnose, and resolve application defects, performance issues, and security vulnerabilities across all layers of the stack.
• Proactively identify and address technical debt, refactoring code to improve maintainability, readability, and test coverage.
• Monitor application behavior and logs (e.g., via AWS Cloud Watch or equivalent) and respond to operational issues as needed.

• Write and maintain automated unit, integration, and regression tests for both back‑end (pytest or equivalent) and front‑end (Jest, React Testing Library, or equivalent) code.
• Ensure new features and bug fixes have appropriate test coverage prior to merge.
• Participate in functional and user acceptance testing in coordination with Agency stakeholders.

• Maintain technical documentation for all developed systems, including API documentation, data model diagrams, architecture decision records, and developer setup guides.
• Document operational procedures, environment configurations, and known issues in Agency’s designated knowledge management platform.

Five years of relevant experience.

Bachelor’s degree in Computer Science, Engineering, Information Systems, Information Technology, or a related field;
OR equivalent experience.

• Demonstrated proficiency in Python, FastAPI, ReactJS, PostgreSQL, and Docker.
• Possess sufficient familiarity with AWS cloud services to deploy, monitor, and troubleshoot applications in cloud‑hosted environments.
• Knowledge of CI/CD pipeline concepts and IaC tooling (e.g., Terraform, Git Hub Actions) is desired; expected to write code that integrates cleanly into existing automated pipelines.

Public Trust Tier 2 clearance level and background check.