Senior React Architect & Frontend Lead

Ethereum Technologies LLC; Dallas (TX); On-site; USD 110,000 - 170,000; Full time

Job summary

ETHEREUM TECHNOLOGIES LLC in Dallas, TX seeks a senior React.js developer to architect and build large-scale front-end apps using React.js and TypeScript. You will design scalable state management, implement routing, and integrate CI/CD pipelines.

Collaborate with backend teams, UI/UX, and QA to deliver high-performance, secure interfaces, write unit tests with Jest/RTL, and maintain clean code with thorough documentation. You will optimize performance and stay current with React tooling.

Qualifications

• Strong experience in leading and architecting large-scale React.js applications.
• Hands-on React.js development with TypeScript and modern libraries.
• Expertise in React ecosystem: Hooks, lifecycle, and state management patterns.
• Experience with API integration using Axios, including interceptors and error handling.
• Experience with React Router for nested, guarded and lazy routes.
• Collaborate with UI/UX to build responsive interfaces per design specs.
• Develop reusable components and maintainable front-end architectures.
• Improve performance via memoization, code splitting, and bundle optimization.
• Write secure front-end code and address vulnerabilities.
• Collaborate with backend engineers, QA, and product teams.
• Unit testing with Jest/RTL for high coverage and stability.
• Maintain documentation and code quality through reviews and refactoring.
• Stay up-to-date with modern React features and tooling.
• Mentor teammates and provide technical guidance.

Responsibilities

• Lead front-end architecture and implement scalable React components.
• Integrate backend services via Axios with robust error handling.
• Develop and maintain routing, state management, and UI integration.
• Collaborate with design, backend, QA, and product teams for end-to-end features.
• Write unit tests (Jest/RTL) and conduct thorough debugging.
• Optimize performance and bundle size while ensuring security.

Skills

React.js

TypeScript

Frontend architecture

Redux Toolkit

RTK Query

React Router

Axios

Testing (Jest/RTL)

Code quality & docs

Performance optimization

Tools

Jest

React Testing Library

CI/CD

Axios tooling

Job description

ETHEREUM TECHNOLOGIES LLC in Dallas, TX seeks a senior React.js developer to architect and build large-scale front-end apps using React.js and TypeScript. You will design scalable state management, implement routing, and integrate CI/CD pipelines.

Collaborate with backend teams, UI/UX, and QA to deliver high-performance, secure interfaces, write unit tests with Jest/RTL, and maintain clean code with thorough documentation. You will optimize performance and stay current with React tooling.