Senior Frontend Engineer, Web3 & Dev Tools (Remote)

Circle Internet Management Services LLC; California (MO); On-site; USD 153,000 - 205,000; Full time

Benefits offered by this job

Flexible work environment

Remote-friendly

Job summary

Circle is seeking a senior frontend engineer to build world-class Web3 consumer applications and developer tools. You will work on web SDKs, internal tools, and collaborate with Product, Design, and Engineering to translate requirements into scalable experiences for developers and end users.

The role requires 4+ years building complex web UIs, proficiency in HTML/CSS/TypeScript/JavaScript, and React experience, plus familiarity with AI-assisted development tools.

Qualifications

• 4+ years of experience building user interfaces for complex web applications.
• Strong proficiency in HTML, CSS, TypeScript, and JavaScript.
• Experience building responsive, component-based applications with React.
• Experience using AI-assisted development tools such as Claude, Codex, Cursor, or similar platforms.
• Experience writing well-tested, maintainable code and contributing to strong coding standards.
• Strong product judgment and the ability to identify opportunities to improve usability and quality.
• Experience collaborating with product managers, designers, and distributed engineering teams.
• Excellent written and verbal communication skills, with the ability to clearly present technical concepts.

Responsibilities

• Build world-class Web3 consumer applications, web SDKs, and developer tools that make it easier for developers to integrate with Circle’s existing and future product offerings.
• Create internal tools that enable our Customer Success teams to deliver exceptional support.
• Contribute to Circle’s frontend ecosystem by participating in code reviews and maintaining high engineering standards.
• Collaborate with Product, Design, and Engineering to translate requirements into intuitive, reliable, and scalable experiences for developers and end users.
• Build and maintain responsive Web3 applications using modern frontend technologies.
• Develop web SDKs and tools that simplify integration with Circle products and services.
• Design reusable, accessible, and scalable frontend components for shared use across products.
• Partner with Product and Design to translate user needs into high-quality features.
• Build internal tools to help Customer Success resolve customer needs efficiently.
• Participate in code and design reviews to improve quality, consistency, and maintainability.
• Use automated testing, CD practices, and AI-assisted development tools to improve velocity.

Skills

HTML

CSS

TypeScript

JavaScript

React

AI-assisted development tools

Cross-functional collaboration

Tools

Node.js

Web3 tools

SDKs

Blockchain technologies

Job description

Circle is seeking a senior frontend engineer to build world-class Web3 consumer applications and developer tools. You will work on web SDKs, internal tools, and collaborate with Product, Design, and Engineering to translate requirements into scalable experiences for developers and end users.

The role requires 4+ years building complex web UIs, proficiency in HTML/CSS/TypeScript/JavaScript, and React experience, plus familiarity with AI-assisted development tools.