Expedition Technology, Inc.

Full Stack Software Engineer - R134

Posted 3 Days Ago

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Herndon, VA, USA

In-Office

Senior level

Aerospace • Artificial Intelligence • Machine Learning • Defense

The Role

Design, develop, and maintain full-stack web applications and scalable backend services for a DoD/IC Training Data Storefront. Implement responsive frontends, Python-based APIs, containerized deployments on AWS, and ensure performance, security, and test coverage while collaborating in an Agile team.

Summary Generated by Built In

Expedition Technology (EXP) is seeking a Full Stack Software Engineer to join our Solis team in building the Training Data Storefront (TDS)—a mission-critical platform that enables the Department of Defense (DoD) and Intelligence Community (IC) to manage, share, and operationalize AI/ML data and models.

TDS serves as a centralized repository powering advanced analytics and machine learning capabilities across defense and intelligence missions. As part of our team, you will play a key role in designing, developing, and maintaining scalable, secure, and user-centric applications that directly support national security objectives.

What You’ll Do

As a Full Stack Engineer, you will work across the entire technology stack to deliver high-impact capabilities:

Design and develop end-to-end features spanning front-end interfaces and backend services
Build and maintain responsive, user-friendly web applications using modern JavaScript frameworks
Develop scalable backend systems and APIs using Python and cloud-native architectures
Integrate frontend components with backend services via RESTful APIs and streaming/data services
Deploy and manage applications in AWS environments using Docker and Kubernetes
Collaborate in an Agile development environment, contributing to sprint planning, design discussions, and continuous improvement
Work directly with end users to understand mission needs and translate them into technical solutions
Ensure performance, scalability, security, and reliability across the stack
Actively collaborate with teammates in design discussions and pair programming
Write clean, maintainable code with strong test coverage (unit, integration, and end-to-end)
Participate in code reviews, establish best practices, and contribute to engineering standards

Required Qualifications

U.S. Citizenship
Active TS/SCI clearance
5+ years of professional software engineering experience across front-end, back-end, or full stack development
Experience building applications in AWS cloud environments
Proficiency in:
Frontend: React, Angular, Vue, or similar (TypeScript preferred)
Backend: Python (preferred) or other object-oriented languages
Experience with REST APIs, microservices, and distributed systems
Familiarity with Docker, Kubernetes, or other containerized environments
Experience with relational databases and query optimization
Strong understanding of software development best practices and SDLC
Experience with Git and branching strategies
Comfortable working in Linux-based environments

Preferred / Nice-to-Have

Experience with modern frontend tools (e.g., TailwindCSS, React Query, Vite, MUI)
Familiarity with GraphQL and real-time data applications
Experience with AWS services (e.g., Lambda, RDS, DynamoDB, S3, IAM, EC2, SQS)
Knowledge of performance optimization techniques (frontend or backend)
Exposure to AI/ML systems or data pipelines at scale
Experience contributing to technical leadership, mentoring, or architecture decisions

Who is Expedition Technology?

Expedition Technology designs, develops, and delivers innovative, advanced signal, image, and multi-INT solutions for the defense and intelligence communities. We leverage advanced algorithms, platforms, and technologies to solve our customers’ most complex, demanding, and urgent C4ISR challenges. Our culture promotes individual growth and opportunity, prioritizes a collaborative team spirit, and invites the intellectually curious to creatively solve challenging problems. Headquartered in Northern Virginia’s high-tech corridor, EXP is a rapidly growing, privately held, employee-owned company that pushes the boundaries of what is possible every day.

Interested in joining our team? Let’s explore together.

To learn more about EXP and discover why we are an award-winning workplace, visit our web site and follow us on LinkedIn.

What do we offer our team?

Expedition Technology (EXP) offers a flexible, self-directed benefits package that is designed to fit your individual needs. Benefits include:

Company-paid, medical, dental and vision insurance
Up to 45 days of PTO
12% 401k match - Traditional and Roth options available
Student loan repayment assistance
Paid Family Leave
Tuition Reimbursement - $5250/year available
Referral bonus program
Free tickets to sporting events, theater, concerts and more
Free, onsite fitness center, onsite cafeteria with reduced-cost meals
A collaborative, creative and supportive culture where you will be encouraged to push boundaries, take risks and enjoy the rewards.

EXP is proud to be an Equal Opportunity Employer that believes a diverse range of talent creates an environment that fosters creativity and innovation. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, age, disability, national origin, genetic information, or protected veteran status.