Senior Frontend Software Engineer - AI Development (On-Site)
About the Role
We are seeking a Senior Frontend Software Engineer to join our innovative team in Palo Alto, California. This is a full-time, on-site role focused on developing AI-driven applications. As a Senior Frontend Software Engineer, you will be responsible for creating high-performance web applications that interface with advanced backend AI systems. This position offers a unique opportunity to work at the intersection of cutting-edge technology and user experience.
What You'll Do
- Design and build complex frontend applications using TypeScript and React.
- Own frontend architecture decisions, including routing, state management, caching, and rendering strategies.
- Implement real-time UI patterns for AI systems, including streaming model outputs and live system feedback.
- Build and maintain reusable component systems and design tokens.
- Enforce accessibility, responsiveness, and cross-browser reliability in all applications.
- Develop rich interfaces for data review and human-in-the-loop audit workflows.
- Instrument analytics and monitoring to measure UX quality and performance.
- Collaborate closely with product, design, and backend teams to turn prototypes into production-ready experiences.
Requirements
- 5-8+ years of professional frontend engineering experience.
- Strong expertise with TypeScript and React (Next.js, Vite, or similar).
- Experience building and operating large, complex frontend applications.
- Hands-on experience with AI-enabled or agent-based systems.
- Deep understanding of frontend performance, reliability, and maintainability.
- Proven experience shipping real-time user interfaces connected to AI or streaming systems.
- Strong testing discipline, including automated testing frameworks.
- Ability to mentor others while contributing to technical direction.
Nice to Have
- Ownership of frontend architecture at a SaaS or developer-focused company.
- Familiarity with modern API and data transport patterns (e.g., GraphQL).
- Experience with advanced browser capabilities (e.g., web workers).
- Data visualization experience for technical users.
What We Offer
- Competitive compensation and healthcare coverage.
- Equity participation in the company.
- Relocation and visa support for successful candidates.
- Opportunity to work in a high-intensity, execution-focused engineering culture.
- Access to cutting-edge tools and technologies.
This role offers an exciting opportunity to work on AI-driven applications in a high-intensity environment. With competitive compensation and relocation support, it's perfect for experienced frontend engineers.
About mission.dev
Explore mission.dev careers in 2026 and discover exciting opportunities in remote, hybrid, and office roles. Utilize our advanced filters to find perfect positions tailored to your skills, track your applications seamlessly, and gain valuable insights about the company. Whether you’re looking to advance your career or start fresh, find your ideal job at mission.dev today and join our innovative team.
Who Will Succeed Here
Proficient in TypeScript and React, with a strong understanding of Next.js and Vite for building scalable AI-driven applications, ensuring code quality through automated testing frameworks like Jest or Cypress.
Self-motivated and detail-oriented, capable of working effectively in an office environment, collaborating closely with cross-functional teams to optimize performance and enhance user experience in real-time applications.
Demonstrates a growth mindset with 5+ years of experience in frontend development, actively seeking to stay updated on the latest technologies and best practices in performance optimization and GraphQL integrations.
Learning Resources
Career Path
Market Overview
Skills & Requirements
Domain Trends
Industry News
Loading latest industry news...
Finding relevant articles from the last 6 months