> Markdown version of [/jobs/ext/3963013-senior-fullstack-software-engineer](https://www.wearedevelopers.com/jobs/ext/3963013-senior-fullstack-software-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Fullstack Software Engineer - **Company:** Obviant Inc. - **Location:** Arlington, VA, United States (Remote available) - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Application Programming Interfaces (APIs), Artificial Intelligence, Data Visualization, Design of User Interfaces, Human-Computer Interaction, Machine Learning, Software Engineering, Type Systems, Build Management, Material UI - **Published:** October 27, 2026 - **Apply:** https://www.careerbuilder.com/job-details/senior-fullstack-software-engineer-arlington-va--a086ef74-d0d8-4e6d-a8e8-afdd02cf6546 ## About the Role Software Engineering, Budgeting, Artificial Intelligence (AI), Project/Program Management, Government, Government Funding, Problem Solving Skills, Application Programming Interface (API), User Interface/Experience (UI/UX), Data Visualization Tools, * 5+ years of full stack experience, building solutions users love * A natural drive to understand users and translate their challenges into elegant solutions * Track record of owning features end-to-end and seeing them through to success * Government, govtech, or defense experience is welcome but not required * Passionate about defense and the mission * Comfortable with the pace and impact of a fast-growing startup * Ability to obtain and maintain a TS/SCI security clearance ## Description Youll be building the next generation of tools that are fundamentally changing how government technology works. We move fast, ship often, and solve complex problems with elegant solutions., * Shape and own features from start to finish. Your perspective drives how we build, design, and implement solutions that matter. * Work across the full technical spectrum - from crafting robust APIs and type systems to building intuitive frontends and component libraries. * Work with users to understand their workflow and create solutions that transform how they work * Design and build data visualization tools that bring clarity to complex information * Develop innovative AI/ML solutions in a space that has so far been uncharted by modern and cohesive technology solutions