Staff Engineer - Frontend

Emergent Labs Inc.; United States; Remote; USD 180,000 - 240,000; Full time

Benefits offered by this job

Remote-friendly environment

Job summary

Emergent Labs Inc. in the United States seeks a senior frontend engineer to own the frontend architecture for complex, high-scale products.

You will translate product requirements and Figma designs into robust technical architecture and collaborate with Product, Design, and Backend teams. You will lead performance optimization, accessibility, security, and scalability initiatives, and build reusable libraries, design systems, and internal tooling.

Qualifications

• 9–12 years of frontend engineering experience.
• Deep React.js and TypeScript expertise.
• Experience architecting large-scale, distributed frontend systems.
• Mastery of modern state management (Redux, Zustand, Recoil, React Query).
• Expert in JavaScript (ES6+), Web APIs, browser internals, and performance tuning.
• Strong with build tools (Webpack, Vite, Turborepo).
• Solid understanding of REST, GraphQL, caching, and client-side data architecture.
• Strong debugging skills for production-scale issues.
• Experience with automated testing (Jest, RTL, Cypress) and CI/CD workflows.

Responsibilities

• Define and own the frontend architectural vision for high-scale products.
• Design scalable component systems, UI frameworks, and internal tooling.
• Translate product requirements and designs into robust architecture.
• Lead performance optimization, accessibility, security, and scalability initiatives.
• Build reusable libraries, design systems, and internal packages.
• Review critical code paths and guide engineering best practices.
• Work closely with Product, Design, and Backend to shape end-to-end solutions.
• Mentor and upskill senior engineers.

Skills

React.js

TypeScript

Frontend architecture

State management

Performance tuning

Build tools

CI/CD

Testing

Web security

Tools

Webpack

Vite

Turborepo

Storybook

MUI

Chakra

Redux

GraphQL

REST

Jest

RTL

Cypress

Job description

Responsibilities

• Define and own the frontend architectural vision for complex, high-scale products
• Design scalable component systems, UI frameworks, and internal tooling
• Translate product requirements and Figma designs into robust technical architecture
• Lead performance optimization, accessibility, security, and scalability initiatives
• Build reusable libraries, design systems, and internal packages
• Review critical code paths and guide engineering best practices
• Work closely with Product, Design, and Backend to shape end-to-end solutions
• Mentor and upskill senior engineers

Requirements

• 9 to 12 years of frontend engineering experience
• Deep React.js and TypeScript expertise
• Experience architecting large-scale, distributed, modular frontend systems
• Mastery of modern state management (Redux, Zustand, Recoil, React Query)
• Expert in JavaScript (ES6+), Web APIs, browser internals, and performance tuning
• Strong with build tools (Webpack, Vite, Turborepo)
• Solid understanding of REST, GraphQL, caching, and client-side data architecture
• Strong debugging skills for production-scale issues
• Experience with automated testing (Jest, RTL, Cypress) and CI/CD workflows

Preferred Qualifications

• Experience with Next.js, micro-frontends, or SSR architectures
• Experience with design systems (Storybook, MUI, Chakra, Radix)
• Open-source or internal framework contributions
• Knowledge of web security, accessibility, and SEO
• Background mentoring engineering teams

Benefits

• Flexible, high-ownership, remote-friendly environment

About the Company

Emergent is an Indian AI startup building autonomous coding agents that turn plain-language ideas into deployable applications.