Staff Engineer, Front End

About the Role

Step into a groundbreaking role at the forefront of revolutionizing mental healthcare. Sonder Mind is seeking a Staff Front End Engineer (Software Engineer IV) to join our innovative team in building AI-powered tools that truly partner with therapists. You won't just be coding features. You'll be helping architect the future of therapy by crafting the user-facing experiences that power an intelligent copilot for providers, enhancing their capabilities and transforming the lives of countless clients.

Your contributions will drive product enhancements, elevate the craft of our front-end ecosystem, and position us as leaders in redefining the intersection of technology and mental health. This is your opportunity to make an immediate, meaningful impact on the design, implementation, and strategic direction of AI-assisted therapy through thoughtful, performant, and accessible user interfaces.

Join a passionate team engaged in cutting-edge design and architecture discussions, explore emerging technologies to enhance our platform, and contribute to a mission-driven organization that values collaborative debate, shared success, and societal impact in mental health.

• Architect and build complex, user-centric front-end features in Angular/Type Script, partnering closely with back-end engineers on API contracts and integrations.
• Lead the evolution of our design system and component library, establishing patterns that scale across teams and products.
• Drive front-end architectural decisions around state management, performance, accessibility (WCAG), and testing strategy.
• Collaborate deeply with the UX team to translate research and design into polished, production-ready experiences, and partner cross-functionally with Product, Engineering, and Applied Science.
• Own the full front-end software lifecycle (design, build, test, and operate) while maintaining high code quality through unit, component, and end-to-end tests.
• Identify and implement AI-driven front-end experiences that streamline provider workflows and reduce administrative burden.
• Mentor engineers via code reviews and pair programming, and champion internal standards for style, maintainability, accessibility, and performance.
• Ship features consistently with minimal guidance, troubleshoot UI and integration issues through data and code analysis, and evaluate emerging front-end tools and frameworks.

• Writes maintainable, accessible, and well-tested front-end code
• Provides helpful, timely code reviews. Consistently follows best practices and can defend technical decisions in code review feedback
• Contributes toward design patterns and front-end architecture decisions to minimize tech debt and maximize development speed
• Successful feature delivery toward key business metrics and OKRs
• Collaborates with teammates and stakeholders to deliver a polished product
• Leads specific team projects independently and in collaboration with other leads
• Accountable, end-to-end ownership of features through planning, deploy, maintenance, and monitoring potential issues
• Raises the bar on front-end craft across the engineering organization

Required:

• 8+ years of experience as a front-end or full-stack engineer with a strong specialization in UI development, scalable front-end architecture, and design systems
• Deep proficiency in Type Script and Angular (or equivalent modern framework experience with willingness to go deep in Angular)
• Strong command of modern CSS, responsive design, and web performance optimization
• Demonstrated experience building and maintaining design systems and reusable component libraries
• Strong understanding of accessibility standards (WCAG) and how to build inclusive interfaces
• Experience integrating front-end applications with RESTful and/or Graph
  
  QL APIs
• Highly motivated to learn how to build agentic applications and front-end experiences for LLM-powered products
• Ability to clearly and concisely communicate about complex technical, architectural, and/or organizational problems and propose thorough, iterative solutions
• Proven ability to work closely with other Engineers, Product Managers, Designers, and other Stakeholders
• Proven ability to thrive in fast-growing, product-driven companies by effectively navigating loosely defined tasks and managing competing priorities or deadlines

Preferred:

• MS in Computer Science or related field
• Strong experience developing and documenting design systems (e.g., Storybook, Iris)
• Experience leveraging AI coding assistant tools (e.g., Cursor, Claude)
• Familiarity with back-end technologies such as Node.js, Ruby on Rails, or Python (enough to collaborate effectively across the stack)
• Experience with relational databases like Postgres
• Experience working in AWS
• Rapid experimentation such as A/B testing, feature flags, etc.

The anticipated salary range for this role is $160,000 - $180,000. Final compensation will be determined based on a variety of factors, including relevant experience, skills,…