Full Stack Software Engineer - R134

Expedition TechnologyHerndon, VA
Onsite

About The Position

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.

Requirements

  • 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)
  • Proficiency in: 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

Nice To Haves

  • 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

Responsibilities

  • 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

Benefits

  • 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.
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