$200k-$300k base + equity - Staff Typescript Engineer - Staff Frontend Developer - AI Startup - SaaS $200k-$300k base + equity - Staff Typescript Engineer - Staff Frontend Developer - AI Startup - SaaS Get AI-powered advice on this job and more exclusive features. Staff Typescript Engineer - Frontend Developer - AI Startup - SaaS Compensation: $200,000 - $300,000 base + 0.5% equity -- less than 5 employees -- $3M funded Venture Backed Startup Location: We're looking for someone based in the Bay Area who can attend the company's meetups and socialize (example: team walks in the Presidio, team dinners), but you can work from home Compensation: $200,000 - $300,000 base + 0.5% equity -- less than 5 employees -- $3M funded Venture Backed Startup Role Overview As Adapt’s Staff Frontend Developer, you’ll own the look, feel, and performance of our web and embedded chat interfaces. You’ll translate product requirements into polished, responsive user experiences that let business leaders and analysts interact intuitively with AI-driven insights. What You’ll Do Build Conversational Interfaces Implement and maintain chat UIs using Next.js & TypeScript Handle streaming message updates, threaded conversations, and rich content components Craft Data-Rich Visualizations Develop reusable chart and table components for KPI trends, anomaly alerts, and “what-if” scenarios using libraries like Recharts or D3 Ensure visuals adapt seamlessly across desktop and tablet viewports Integrate with APIs Interact with REST endpoints to kick off and consume AI-generated reports and insights Work closely with backend engineers to shape APIs and functionality Optimize Performance & Accessibility Profile rendering and loading of large data sets; implement code-splitting and lazy-loading where appropriate Adhere to React/Next.js best practices, using semantic HTML and modern CSS (Tailwind) Maintain a Scalable Component Library Contribute to and evolve our design system with well-documented, styled React components Write unit and integration tests (Vitest, Playwright) to ensure UI reliability Partner closely with UX/Product to iterate on prototypes and conduct usability tests Participate in code reviews, mentor junior engineers, and share front-end best practices Must-Have Qualifications 3+ years experience building React/TypeScript applications Strong expertise in Next.js and modern frontend build tools (Webpack, Vite) Seniority level Seniority level Mid-Senior level Employment type Employment type Full-time Industries Software Development Referrals increase your chances of interviewing at Adapt.com by 2x Get notified about new $200k-$300k base + equity - Staff Typescript Engineer - Staff Frontend Developer - AI Startup - SaaS jobs in San Francisco Bay Area . Mountain View, CA $145,000.00-$170,000.00 1 week ago Software Engineer, AI Platform - New Grad Mountain View, CA $145,000.00-$170,000.00 1 week ago Mountain View, CA $138,225.00-$207,575.00 1 week ago San Francisco, CA $57.00-$61.00 3 days ago San Francisco, CA $57.00-$61.00 3 days ago Software Engineer (L4), Content & Business Products Software Engineer, Frontend (All Levels) Software Engineer, AI Intern (Winter 2026) San Francisco, CA $57.00-$61.00 3 days ago Software Engineer, AI Intern (Summer 2026) San Francisco, CA $57.00-$61.00 3 days ago Mountain View, CA $130,000.00-$176,000.00 5 days ago San Francisco, CA $125,000.00-$218,900.00 6 days ago Graduate Software Engineer (Redwood City, CA) San Jose, CA $100,500.00-$173,250.00 3 days ago San Francisco, CA $150,000.00-$180,000.00 6 days ago San Francisco, CA $255,000.00-$405,000.00 3 days ago San Francisco, CA $163,000.00-$225,000.00 13 hours ago Software Engineer - New Grad (2026 Start) San Jose, CA $113,400.00-$206,300.00 1 week ago Software Engineer (Fullstack) - Payments San Francisco, CA $163,200.00-$223,200.00 3 days ago Software Engineer - New Grad (2026 Start) San Mateo, CA $110,000.00-$135,000.00 1 week ago We’re unlocking community knowledge in a new way. Experts add insights directly into each article, started with the help of AI.

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