Senior Full Stack Software Engineer

Barbaricum
Arlington, VA

Barbaricum is a rapidly growing government contractor providing leading-edge support to federal customers, with a particular focus on Defense and National Security mission sets. We leverage more than 17 years of support to stakeholders across the federal government, with established and growing capabilities across Intelligence, Analytics, Engineering, Mission Support, and Communications disciplines. Founded in 2008, our mission is to transform the way our customers approach constantly changing and complex problem sets by bringing to bear the latest in technology and the highest caliber of talent.

Headquartered in Washington, DC's historic Dupont Circle neighborhood, Barbaricum also has a corporate presence in Tampa, FL, Bedford, IN, and Dayton, OH, with team members across the United States and around the world. As a leader in our space, we partner with firms in the private sector, academic institutions, and industry associations with a goal of continually building our expertise and capabilities for the benefit of our employees and the customers we support. Through all of this, we have built a vibrant corporate culture diverse in expertise and perspectives with a focus on collaboration and innovation. Our teams are at the frontier of the Nation's most complex and rewarding challenges. Join our team.

Barbaricum is seeking a Senior Full Stack Software Engineer to support the Department of Defense’s Chief Data and Artificial Intelligence Officer (CDAO) in accelerating the DoD’s adoption of data, analytics, and AI. The Search Portfolio serves the fundamental need to accelerate decision advantage through information accessibility, information retrieval and insight extraction. The Portfolio will sustain the GAMECHANGER, Contract Search, and JBook Search applications on the Advana platform as the platform upgrades and evolves. This role will be essential as it requires a combination of software development expertise with AI/ML model development and operations to create scalable, secure, and high-performance solutions that support complex mission-critical applications.

Responsibilities:


  • Designs and develops software requirements for multiple Artificial Intelligence based support capabilities including the software architectures, APIs, frameworks, and libraries.

  • Develops front end and backend of software prototypes, components, and tooling that can be leveraged to speed prototyping process.

  • Maintains and guides the development of common libraries and tools used by multiple teams.

  • Maintains the existing code base of in-production applications, performing bug fixes, updates of code and component libraries to meet security and performance needs as required, and capability enhancements as planned in the sprint schedule.

  • Works closely with clients and requirements owners to build out product lines.

  • Develops plans, road maps, software design strategies. Analyze and decomposes activities and requirements to software designs that are allocated across systems components/sub-components.

  • Aids in formulating a strategy on how to achieve rapid prototyping of AI capabilities, including Generative AI.

  • Works with data scientists, UX designers, cognitive scientists, developers, and testers to compose cohesive and sound software designs that form the basis of scalable AI solutions.

  • Documents requirements and specifications and reviews documentation provided by other teams and vendors.

  • Optimizes software designs and architectures to deliver desired performance targets and devises tooling and methodologies to profile execution and capture performance metrics.

  • Stays informed on latest AI system and software architectures and trends from design patterns to DevSecOps and systems architecture patterns.

  • Captures, develops, and reports reference architectures and documenting compliance standards.

Qualifications:


  • Must have an active DoD Top Secret clearance and must be able to achieve a TS/SCI clearance with scope.

  • Bachelor’s degree plus 7-10 years experience, or a Masters Degree plus 5 years of experience.

  • Programming experience with Python, JavaScript, and at least one more programming language (Java is preferred).

  • Experience with front end frameworks like React or Vue. Experience with backend runtimes and frameworks like Node.js, Spring, Spring Boot, Django, Flask, etc.

  • Experience with Agile software development methodologies, tools, and providing leadership to other developers operating within an Agile framework.

  • DevSecOps experience including the use of Continuous Integration / Continuous Delivery (CI/CD) Tooling (Git runners, code scanning tools).

  • Experience with containerization and use of Kubernetes.

  • Familiarity with Object Relational Modeling persistence frameworks (e.g. SQLAlchemy), and with PostgreSQL.

  • Well versed in modern software architectures like micro-services as well as front-end frameworks.

  • Strong communications skills: you will be required to proactively engage fellow CDAO members both inside and outside of your team.

  • Ability to synthesize requirements underlying feature requests, recommend alternative technical and business approaches, and facilitate engineering efforts to meet aggressive timelines.

  • DoDD 8140 IAT Level III is preferred.

EEO Commitment

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law.

Posted 2025-09-12

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