Senior Software Engineer, Frontend (React)

The role

You will build the user interfaces of Retell AI's voice automation platform, including prompt management, dashboards, analytics and customer-facing tools. You will use React and TypeScript, work with backend and DevOps partners, and work directly with customers to onboard them and turn their feedback into UX improvements.

What you will do

• Design and build core UI features such as prompt management, dashboards and analytics tools.
• Develop responsive, intuitive interfaces using React, TypeScript, HTML, CSS and JavaScript.
• Collaborate on backend APIs and DevOps to ensure seamless, scalable systems.
• Lead frontend projects from concept to launch, owning architecture, coding and iteration.
• Work with customers to onboard, debug and turn feedback into UX improvements.

Required qualifications

• 2+ years of experience building production-grade apps with React and TypeScript.
• Degree in CS, CE, or equivalent practical experience.
• Take ownership like a founder, proactively solving problems with clean design thinking.
• Thrive in fast-paced environments, quickly learning new tools and frameworks.
• Collaborate effectively, balancing clarity and momentum in small, dynamic teams.

Benefits

• 100% coverage for medical, dental and vision insurance.
• $70/day DoorDash credit for unlimited breakfast, lunch, dinner and snacks.
• $200/month wellness reimbursement (gym, fitness classes, etc.).
• $300/month commuter reimbursement (gas, Caltrain, etc.).
• $75/month phone bill reimbursement.
• $50/month internet reimbursement.
• Significant equity.

Before you apply

• Visa sponsorship is offered for qualified candidates, including H-1B, TN, L-1, E-3, F-1 (OPT/CPT) and O-1 visas.
• Interview process: intro call (15–20 min), two technical phone interviews (45 min each, React-focused in the first), and an onsite or virtual round of 2–3 hours with practical coding, system design, a

About the company

Retell AI uses voice AI to reimagine the call center, with AI voice agents that handle sales, support and logistics calls. It is backed by Y Combinator and other investors.