Mobile Full Stack Engineer

About Us Harmattan AI is a next-generation defense prime building autonomous and scalable defense systems. Following the close of a $200M Series B, valuing the company at $1.4 billion, we are expanding our teams and capabilities to deliver mission-critical systems to allied forces. Our work is guided by clear values: building technologies with real-world impact, pursuing excellence in everything we do, setting ambitious goals, and taking on the hardest technical challenges. We operate in a demanding environment where rigor, ownership, and execution are expected. About the Role As a Mobile Full Stack Engineer, you'll design and develop our cross-platform command-and-control mobile app, the interface operators use to plan, monitor, and control autonomous missions in real time Responsibilities Build intuitive, real-time mobile operator dashboards for command & control. Develop cross-platform (Android/Embedded Linux) interfaces optimized for ruggedized Android hardware. Integrate mobile front-end with backend APIs for telemetry, mission planning, and AI systems. Collaborate with UX and backend teams to implement a unified design system. Ensure reliability, security, and offline performance under field conditions Candidate Requirements Education: B.S./M.S. in Computer Science, Software Engineering, or related field. Experience: 5-8 years' experience in mobile software engineering. Experience integrating mobile apps with backend APIs and real-time data. Technical Skills: Proficiency with Flutter or React Native and cross-platform UI design. Mindset: Strong understanding of performance optimization and secure code practices. Bonus: Background in gaming, defense, or aerospace; experience with real-time or simulation systems Commitment: 100% dedication to Harmattan AI's mission, vision, and ambitious growth plans, ready to go the extra mile to ensure operational excellence. Clearance: Eligible for U.S. DoD security clearance (Secret level or above preferred). Location and Commitments Contract Type: Full-time / Permanent Work Schedule: Arlington, Virginia / On-site Compensation: $155K-$185K + equity + benefits We look forward to hearing how you can help shape the future of autonomous defense systems at Harmattan AI.

Created: 2026-03-04