Open Systems Technologies is hiring: Product Designer in San Mateo County

Product Designer Compensation: $180k - $230k + Equity Location: San Carlos, CA Responsibilities: Own the product experience end-to-end — from early concepts and PRDs to polished, shipped features used by real customers in high-stakes, real-time scenarios. Shape how users interact with AI voice agents, turning complex, technical workflows into clear, intuitive, and human experiences. Work side-by-side with engineers and founders to define, refine, and ship features, ensuring design intent and quality are preserved all the way to production. Be the voice of the user — conduct customer interviews, gather feedback, and translate real user pain points into thoughtful design solutions. Proactively raise the UX bar by identifying friction, inconsistencies, and opportunities across the product, and driving improvements from idea to launch. Build and evolve firm's design system, setting standards for consistency, scalability, and craftsmanship as the product and team grow. Hold a high bar for craft and quality, sweating the details and refusing to compromise on clarity, usability, or polish. Influence product direction through design, contributing strong opinions, clear rationale, and taste-driven decisions that shape what we build next. Qualifications: 5+ years of experience as a Product Designer working on shipped products. Strong user-centered design background (HCI, design, or equivalent experience). Excellent product taste and a strong sense of usability, hierarchy, and visual clarity. Detail-oriented and care deeply about polish and consistency. Enjoy working closely with engineers, PMs, and founders to shape product direction. Comfortable operating in a fast-moving startup environment with ambiguity. Enjoy owning problems end-to-end rather than working within a narrow design scope. In Summary: Product Designer Compensation: $180k - $230k + Equity Location: San Carlos, CA Responsibilities: Own the product experience end-to-end . Shape how users interact with AI voice agents, turning complex, technical workflows into clear, intuitive, and human experiences . Work side-by-side with engineers and founders to define, refine, and ship features . En Español: Compensación para diseñadores de productos: $180k - $230k + Equity Ubicación: San Carlos, CA Responsabilidades: Poseer la experiencia del producto de extremo a extremo desde los primeros conceptos y PRDs hasta las características pulidas y enviadas utilizadas por clientes reales en escenarios de alto riesgo y tiempo real. Modela cómo los usuarios interactúan con agentes de voz de IA, convirtiendo flujos de trabajo técnicos complejos y técnicos en experiencias claras, intuitivas y humanas. Trabajar lado a lado con ingenieros y fundadores para definir, refinar y enviar características, asegurando que el diseño y la calidad se conserven todo el camino hacia la producción. Ser el usuario realizar entrevistas al cliente, recopilar retroalimentaciones y transponerse puntos de dolor de usuario en opiniones pensadas. Proactivamente elevar los estándares de UX mediante la identificación de fricción, inconsistencias e incondiciones y cuáles son los detalles de uso del producto. Excelente sabor del producto y un fuerte sentido de usabilidad, jerarquía y claridad visual. Orientado al detalle y se preocupa profundamente por el pulido y la consistencia. Disfrute trabajando en estrecha colaboración con ingenieros, PMs y fundadores para dar forma a la dirección del producto.