Software Engineer (Full Stack ​/ Backend Focus

Software Engineer (Full Stack / Backend Focus)

• Dulles, VA

Location: Dulles, VA
Employment Type: Full-Time
Clearance Required: Active TS/SCI with Full Scope Polygraph (FS Poly)

We are seeking an experienced Software Engineer with a strong focus on full stack and backend development to design, develop, and maintain secure, scalable applications supporting mission-critical systems. The ideal candidate is passionate about building high-performance software solutions, developing robust APIs and microservices, and collaborating across engineering teams to deliver reliable, modern applications in a fast-paced environment.

This position is well suited for an experienced software engineer who enjoys solving complex technical challenges, contributing to system architecture, and building resilient cloud-based solutions.

• Design, develop, and maintain scalable backend services, APIs, and microservices.
• Build secure, high-performance RESTful APIs supporting enterprise applications.
• Develop and optimize server-side logic, data processing workflows, and application integrations.
• Collaborate with front-end developers to ensure seamless integration between backend services and user interfaces.
• Participate in software architecture and technical design discussions focused on scalability, maintainability, and performance.
• Write clean, well-documented, and thoroughly tested code following industry best practices.
• Troubleshoot and resolve software defects, performance issues, and production incidents.
• Implement secure coding practices, authentication, and authorization mechanisms.
• Utilize Git-based version control and CI/CD pipelines to support automated software delivery.
• Support cloud-native application development within AWS environments.
• Participate in scheduled on-call rotations to support operational systems.
• Work closely with cross-functional engineering teams throughout the software development lifecycle.

• Bachelor's degree in Computer Science, Software Engineering, Information Systems, or a related technical discipline.
• 7+ years of professional software development experience with expertise in full stack application development.
• Strong proficiency in one or more backend programming languages such as:
  • Node.js
  • Python
  • Java
• Experience developing applications using frameworks such as Spring Boot
  .
• Demonstrated experience designing and implementing RESTful APIs.
• Experience developing applications within Amazon Web Services (AWS) environments.
• Experience with Git version control and modern CI/CD pipelines.
• Strong understanding of secure software development principles, authentication, authorization, and application security.
• Excellent analytical, troubleshooting, and problem-solving skills.
• Strong verbal and written communication skills.
• Ability to work independently and collaboratively within Agile development teams.

• Experience developing front-end applications using Angular or Vue.js
  .
• Experience with Azure Dev Ops
  .
• Knowledge of Sec Dev Ops methodologies and secure software delivery practices.
• Experience with automated testing and test automation frameworks.
• Experience designing scalable distributed systems and cloud-native architectures.

• Node.js
• Python
• Java
• Spring Boot
• REST APIs
• AWS
• Git
• Angular (preferred)
• Vue.js (preferred)
• Secure Software Development

• Active Top Secret/SCI security clearance with a Full Scope Polygraph (FS Poly) is required.

This full-time position offers a comprehensive benefits package that includes:

• Paid Time Off: Five weeks of PTO annually, plus a paid birthday.
• Paid Holidays: 11 floating holidays.
• 401(k): Employer-paid 10% contribution, administered by RPA with Vanguard investment funds.
• Medical Insurance: Employer-paid Anthem options, including:
  • Platinum PPO national plan
  • Gold PPO national plan
  • Gold HMO/HSA national plan
• Vision Insurance: Employer-paid VSP coverage through Delta Vision.
• Life and AD&D Insurance: Employer-paid coverage equal to two times annual salary, up to $400,000.
• Voluntary Life and AD&D Insurance: Employee-paid coverage ranging from $10,000 to $500,000, not to exceed five times annual salary.
• Shor…