Senior Full Stack Software Developer

nou Systems, Inc.•Huntsville, AL

About The Position

nou Systems, Inc. (nSI) is seeking a Technical Lead / Senior Full-Stack Software Developer to support the continued development, modernization, and sustainment of the Army Test and Evaluation Command (ATEC) Data Mesh. The role is for a hands-on technical leader who develops modern web applications using Python, Django, React, and Next.js; leads technical design and development; guides software architecture decisions; mentors developers; and helps deliver secure, scalable, and maintainable solutions. The position supports application refurbishment, new capability development, system integration, and sustainment within secure Department of Defense cloud environments. The developer works with Government stakeholders and a cross-functional development team in an Agile environment. nou Systems describes itself as an employee-owned company and offers advancement and personal career development opportunities in a supportive work environment. Compensation is determined by relevant work experience, skills, certifications, and geographic location.

Requirements

Bachelor's degree in Computer Science, Software Engineering, Engineering, or a related technical discipline.
At least 5 years of full-time professional, hands-on software development experience.
Demonstrated experience leading technical development efforts, providing architectural guidance, or mentoring software developers.
Professional experience developing backend applications and services using Python.
Professional experience developing modern web applications using JavaScript or TypeScript and React.
Experience designing, developing, and integrating RESTful APIs.
Experience with relational databases, SQL, and object-oriented programming principles.
Experience with Git-based version control and collaborative software development workflows.
Working knowledge of Agile software development methodologies and practices.
Strong analytical, troubleshooting, communication, and collaboration skills.
U.S. citizenship.
Must possess or be able to obtain an active Secret security clearance.

Nice To Haves

Experience developing full-stack applications using Django, React, and Next.js.
Experience serving as a technical lead or senior developer on a cross-functional Agile software development team.
Experience with Microsoft Azure, Azure Government, or other DoD cloud environments.
Familiarity with DoD Impact Level 5 (IL5) and Impact Level 6 (IL6) environments.
Experience designing scalable application architectures and integrating enterprise data services.
Experience with database design, data modeling, SQL/NoSQL databases, and Object-Relational Mapping (ORM) frameworks.
Experience with Docker, Podman, or other containerization technologies.
Experience implementing and maintaining CI/CD pipelines using Azure DevOps, GitLab, or similar platforms.
Experience developing and executing automated unit, integration, and end-to-end tests.
Familiarity with Cypress, pytest, or similar testing frameworks.
Experience with software security scanning, vulnerability remediation, and DevSecOps practices.
Familiarity with Risk Management Framework (RMF), Authority to Operate (ATO), and DoD cybersecurity requirements.
Experience deploying and sustaining applications in production cloud environments.
Experience creating technical architecture diagrams, system documentation, and development workflows.
Experience supporting software modernization, refactoring legacy applications, and improving existing codebases.
Experience with Agile planning, backlog refinement, technical estimation, and release coordination.
Ability to collaborate effectively with multidisciplinary teams and Government stakeholders.

Responsibilities

Serve as the technical lead for a full-stack development team, providing technical direction, architectural guidance, and hands-on software development.
Design, develop, maintain, and enhance web-based applications using Python, Django, React, Next.js, and related technologies.
Lead technical design discussions and recommend improvements to application architecture, performance, scalability, security, and maintainability.
Oversee integration between frontend applications, backend services, RESTful APIs, and databases.
Establish and promote software development standards, design patterns, coding practices, and automated testing approaches.
Conduct and coordinate peer code reviews to ensure code quality, functionality, security, and adherence to development standards.
Mentor junior and mid-level developers by providing technical guidance, troubleshooting support, and opportunities for professional growth.
Collaborate with the Product Owner, Project Manager, and Government stakeholders to evaluate requirements, refine user stories, estimate development efforts, and identify technical dependencies.
Participate in Agile activities, including sprint planning, daily standups, backlog refinement, sprint reviews, and retrospectives.
Support software release planning, configuration management, CI/CD processes, and deployments across development, test, and production environments.
Troubleshoot complex application issues, identify root causes, and implement sustainable solutions.
Develop and maintain technical documentation, including architecture diagrams, system workflows, API documentation, and development standards.
Evaluate emerging technologies and recommend improvements to development processes, tools, and application capabilities.
Collaborate with DevSecOps and cybersecurity personnel to address vulnerabilities, support secure software development practices, and maintain compliance with DoD security requirements.