Senior Full Stack Engineer

Orchard LLC; Quantico (VA); On-site; USD 110,000 - 150,000; Full time

Job summary

Orchard LLC is seeking a Senior Full Stack Engineer to design, develop, and modernize applications for a federal transformation program. You will build secure, scalable, cloud-ready solutions spanning front-end, back-end, APIs, databases, and cloud environments.

You will collaborate with Product, DevSecOps, Cloud, Data, QA, and Migration teams to deliver mission-critical capabilities that meet stringent federal requirements while mentoring mid-level engineers and contributing to design reviews

Qualifications

• Must have an Active Top Secret Security Clearance.
• U.S. Citizenship required.
• Bachelor’s degree and 8+ years of software engineering/full stack experience.
• Experience with front end and back end development using modern frameworks.
• Hands-on experience with APIs, microservices, relational and NoSQL databases.
• Experience with CI/CD pipelines, Git, DevSecOps environments, and automated testing.
• Strong troubleshooting skills across the full stack.
• Excellent communication and documentation skills.

Responsibilities

• Design, develop, and maintain front end and back end components for enterprise applications.
• Build and optimize REST APIs, microservices, and system-to-system integrations.
• Develop cloud-ready services and support CI/CD pipelines and cloud migrations.
• Collaborate with cross-functional teams and mentor engineers.
• Ensure security, performance, and compliance standards are met.
• Support testing, debugging, and release readiness.

Skills

Top Secret clearance

US Citizenship

Bachelor’s degree

8+ years experience

Frontend & Backend

APIs & Microservices

Relational & NoSQL databases

CI/CD & DevSecOps

Testing & QA

Troubleshooting

Communication & Documentation

Education

Bachelor’s degree (CS/Software Eng)

Job description

Senior Full Stack Engineer Huntsville, AL US Citizenship Required. Must have an Active Top Secret Clearance Required @Orchard is seeking a Senior Full Stack Engineer to support application design, development, integration, and modernization for a major federal transformation program. You will develop secure, scalable, cloud ready solutions and work across the entire stack, front end, back end, APIs, databases, and cloud environments. You will collaborate with Product, DevSecOps, Cloud, Data, QA, and Migration teams to deliver mission critical capabilities that meet federal performance, security, and compliance standards. This is a fantastic opportunity to contribute to a high-impact National Security mission, while getting hands‑on experience with cutting‑edge technology.

Responsibilities

• Application & API Development: Design, develop, and maintain front end and back end components for enterprise applications Build and optimize REST APIs, microservices, and system to system integrations Ensure code quality, performance, and maintainability across the full stack
• Cloud Ready Engineering: Develop cloud compatible services and applications (AWS preferred) Support deployment of pipelines, infrastructure integration, and CI/CD workflows Align application architecture with modernization and cloud migration requirements
• Technical Leadership & Collaboration: Collaborate with Scrum Masters, Product Leads, QA Automation Engineers, Cloud Engineers, and Data Engineers Participate in sprint planning, backlog refinement, technical design reviews, and demos Mentor mid level engineers and support knowledge sharing across teams
• Security, Performance & Compliance: Implement secure coding practices, logging, auditing, and data handling requirements Conduct performance tuning, optimization, and reliability improvements Ensure delivery aligns with federal security standards and program governance
• Testing & Quality Support: Support automated testing and validation of application functionality and integrations Troubleshoot defects across the stack and coordinate with QA to resolve issues Validate readiness for release and major deployment event
• Documentation & Reporting: Develop technical design documents, API specifications, data flow diagrams, and code documentation Maintain full stack engineering artifacts required for release, sustainment, and audits Provide status updates and technical insights to leadership and cross functional teams

Qualifications

• Must have an Active Top Secret Security Clearance
• U.S. Citizenship
• Bachelor's degree and 8+ years of experience in software engineering or full stack development
• Experience developing both front end and back end solutions using modern frameworks
• Hands on experience with APIs, microservices, relational and NoSQL databases
• Experience with CI/CD pipelines, Git, DevSecOps environments, and automated testing
• Strong ability to troubleshoot issues across the entire stack
• Excellent communication and documentation skills

Preferred Qualifications

• Experience supporting DOJ, FBI, Intelligence Community, or other national security programs
• Experience with cloud native architectures (AWS strongly preferred)
• Familiarity with containerization (Docker), orchestration (Kubernetes), or serverless frameworks
• Experience with performance engineering, load testing, or automated quality pipelines
• Knowledge of Python, Java, JavaScript/TypeScript, or similar languages used across full stack systems

Due to the nature of this government contract, US Citizenship is required.