Watchtower Labs · 6 hours ago
UX Developer (Frontend Systems & Design at Scale)
Bellevue, WA
Full-time
Onsite
Mid, Senior Level
$170K/yr - $200K/yr
4+ years expWatchtower Labs is an early-stage startup focused on building AI-native systems for critical environments. The UX Developer will create intuitive interfaces for complex simulation data, working at the intersection of engineering, product, and design with an emphasis on usability and scalability.
Computer Software
Responsibilities
Build and maintain reusable, high-quality UI components and frontend systems
Translate complex simulation outputs and agent behaviors into clear, usable interfaces
Own frontend architecture decisions, interaction paradigms, and component design
Collaborate closely with backend and AI engineers to build data-rich, real-time UIs
Ensure frontend performance, reliability, and scalability in mission-critical contexts
Establish frontend patterns and UX standards that scale with product complexity
Iterate quickly while maintaining a high bar for polish, usability, and clarity
Qualification
Required
Strong professional experience with TypeScript and modern frontend frameworks
Hands-on experience building production UIs with React and modern tooling (Vite or similar)
Excellent UX instincts with strong attention to interaction details and usability
Ability to independently translate ambiguous requirements into thoughtful UX solutions
Comfort working onsite in a fast-moving startup environment
Preferred
Experience designing and maintaining reusable component libraries or design systems
Background working on complex, data-dense, or real-time user interfaces
Familiarity collaborating closely with backend and AI teams
Interest in simulation systems, AI-driven products, or operational software
Strong product mindset and bias toward ownership
Benefits
Health, dental, and vision insurance
401(k) plan
Early-stage equity
Company
Watchtower Labs
Our team merges three worlds: National security operators, commercial tech investors with warfighting experiences, and technologists who have built and scaled the largest distributed systems in the world.
11-50 employees
Funding
Current Stage
Early StageCompany data provided by crunchbase