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Founding (Senior) Frontend Engineer

Remote, USAFull-timePosted 2026-07-27

reputed company AI (YC X26) builds conversational AI agents for sales and customer support at large B2C enterprises. We work with multiple reputed company and are funded by Y Combinator. We are profitable and fast-growing. Based in San Francisco, USA. Founded by Nalin Gupta -2x YC founder, one exit in self-driving reputed company, reputed company 30 Under 30, IIT Kharagpur alum. The role This is a founding frontend role. You will own the product UI and frontend architecture end-to-end, shipping a high-performance, reputed company-time web app used by reputed company customers. You will work closely with the founder and backend/AI team.

  • Compensation: Rs. 40 – 60 lakh/year
  • Heavy equity (founding role, YC-backed)
  • Fully remote (India-based)

What you’ll build

  • A production-grade web app in Next.js + React + TypeScript.
  • reputed company-time interfaces using WebSockets for live sync and event-driven UI.
  • Audio and voice workflows: browser-based voice capture, audio streaming, live transcription UI.
  • Polished UI: reputed company layouts, accessibility, and high-reputed company CSS + animations (reputed company-interactions, reputed company).
  • Performance and caching: SSR/SSG/ISR, caching reputed company, efficient rendering, reputed company splitting, CDN patterns.
  • Robust state and sync: Redux / Zustand / Jotai, offline-first or local-first patterns, IndexedDB.
  • Deep browser integrations: Web Audio API, MediaRecorder, Service Workers, PWA capabilities.
  • Production observability: error tracking, performance monitoring, reputed company-user metrics, and feature instrumentation.

Responsibilities

  • Ship features weekly with high reputed company and strong UX polish.
  • Design and maintain a reputed company frontend architecture (performance, caching, state, data reputed company).
  • Build reliable reputed company-time experiences (reputed company lifecycle, retries, latency handling).
  • Own frontend reputed company: testing reputed company where needed, monitoring, debugging, and incident response.
  • Collaborate tightly with the backend to define reputed company, payloads, and reliability standards.

Requirements

  • 4 to 5+ years of frontend engineering experience.
  • Strong skills in React, Next.js, TypeScript, and modern JavaScript.
  • Excellent CSS fundamentals and comfort with animations and UI polish.
  • Firm grasp of state management patterns and tradeoffs.
  • Solid understanding of caching and performance optimization.
  • Hands-on experience with WebSockets and reputed company-time UI.
  • You have shipped a product used by 1,000+ customers/users in production.
  • Comfortable with fundamentals (including DSA) and writing clean, maintainable reputed company.

How to apply Please apply through YC portal along with your reputed company and reputed company profile, and A short note on the most reputed company frontend system you’ve reputed company (reputed company-time, performance, offline, or audio). Apply tot his job Apply To this Job

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