Software Engineer; Web v0

Software Engineer (Web Performance), v0

About Vercel:
Vercel gives developers the tools and cloud infrastructure to build, scale, and secure a faster, more personalized web. As the team behind v0, Next.js, and AI SDK, Vercel helps customers like Ramp, Supreme, Pay Pal, and Under Armour build for the AI-native web. Our mission is to enable the world to ship the best products. That starts with creating a place where everyone can do their best work.

Whether you're building on our platform, supporting our customers, or shaping our story, you can just ship things.

As a Web Performance Engineer on v0, you will focus on performance engineering, front‑end architecture, and user experience. You’ll work with React, Next.js, and Vercel’s edge infrastructure to ensure that the websites and applications generated by v0 are performant, scalable, and delightful. Your responsibility will be to create performance patterns and infrastructure that guarantee fast load times, smooth interactions, and exceptional UX across devices and regions.

• Architect and implement high‑performing frontend systems using React and Next.js.
• Ensure a world‑class user experience through thoughtful UI/UX engineering, accessibility, and maintainability.
• Build frameworks and tooling to evaluate and improve performance (Lighthouse, Real User Monitoring, Core Web Vitals).
• Work closely with design, product engineering, and AI teams to ensure generated output meets high quality and performance standards.
• Optimize performance for speed, scalability, and reliability across the entire stack.

• At least 5+ years of relevant experience.
• Strong experience building and optimizing React/Next.js applications.
• Deep understanding of web performance fundamentals (Core Web Vitals, caching, hydration strategies, edge rendering).
• Passionate about user experience, design systems, and creating intuitive interfaces.
• Care deep about quality and excited to work at the intersection of AI + frontend + performance.

• Competitive compensation package, including equity.
• Inclusive healthcare package.
• Mentorship and opportunities to attend events.
• Flexible time off.
• Equipment and a WFH budget.

The San Francisco, CA base pay range for this role is $224,000 - $336,000. Actual salary will be based on job‑related skills, experience, and location. Compensation outside of San Francisco may be adjusted based on employee location. The total compensation package may include benefits, equity‑based compensation, and eligibility for a company bonus or variable pay program depending on the role.

Vercel is committed to fostering and empowering an inclusive community within our organization. We do not discriminate on the basis of race, religion, color, gender expression or identity, sexual orientation, national origin, citizenship, age, marital status, veteran status, disability status, or any other characteristic protected by law. Vercel encourages everyone to apply for our available positions, even if they don't necessarily check every box on the job description.