Full Stack Software Developer

Omm IT Solutions•Washington, DC

2d•Hybrid

About The Position

We are seeking an experienced Full Stack Software Developer. The objective is to deliver reliable, secure, and scalable software solutions. You will support the ongoing development, enhancement, and maintenance of applications within our Client’s technology portfolio. This engagement is focused on the continuous delivery of working software through iterative development cycles and close collaboration with Client’s technical staff.

Requirements

Must be a U.S. Citizen or hold Permanent Residence Status
Demonstrated proficiency in the core technology stack: Python, FastAPI, ReactJS, PostgreSQL, and Docker.
Possess sufficient familiarity with AWS cloud services to deploy, monitor, and troubleshoot applications in cloud-hosted environments.
Ensure that all software development activities align with applicable federal standards, including NIST SP 800-53 Rev. 5, NIST SP 800-171, and FISMA.

Nice To Haves

Knowledge of CI/CD pipeline concepts and Infrastructure as Code (IaC) tooling, such as Terraform and GitHub Actions, is desired.

Responsibilities

Design, develop, test, and deploy new features and enhancements across front-end (ReactJS) and back-end (Python/FastAPI) layers of CLIENT applications.
Build and maintain RESTful APIs using FastAPI. Ensure proper validation, error handling, versioning, and OpenAPI/Swagger documentation.
Develop responsive, accessible front-end interfaces using ReactJS. Adhere to CLIENT UX standards and Section 508 accessibility requirements.
Implement and manage data models, queries, migrations, and stored procedures within PostgreSQL databases. Ensure attention to performance and data integrity.
Operate within CLIENT's trunk-based development workflow. Commit small, incremental changes frequently to the main branch to reduce integration risk. Adhere to branching standards, including the use of short-lived feature branches and feature flags.
Participate in code reviews and provide constructive technical feedback.
Package applications and services using Docker. Maintain clean, minimal, and reproducible container images.
Support deployment of containerized workloads to AWS environments, such as ECS or EKS. Utilize AWS services relevant to application hosting, including EC2, S3, RDS, CloudWatch, IAM, and VPC networking.
Write and maintain automated unit, integration, and regression tests. Use pytest or equivalent for back-end testing. Use Jest, React Testing Library, or equivalent for front-end testing.
Ensure new features and bug fixes are accompanied by appropriate test coverage prior to merge.
Investigate, diagnose, and resolve application defects, performance issues, and security vulnerabilities across all layers of the stack.
Proactively identify and address technical debt by refactoring code.
Maintain accurate, up-to-date technical documentation, including API documentation, architecture decision records (ADRs), and developer setup guides.