Senior Frontend Engineer
Job in
California, Moniteau County, Missouri, 65018, USA
Listed on 2026-07-20
Listing for:
Jobtailor
Full Time
position Listed on 2026-07-20
Job specializations:
-
Software Development
Front End Developer, React.js, Blockchain / Web3, Full Stack Developer
Job Description & How to Apply Below
- Design and develop responsive, performant frontend applications using React and Type Script that interact with blockchain networks, payment systems, and DeFi protocols while delivering an exceptional user experience.
- Build scalable components, design systems, and testing frameworks that support our payments platform and developer tools.
- Contribute to Halliday's public SDKs and APIs, making it easy for developers to integrate blockchain payments into their applications.
- Collaborate with product, design, engineering, and partnerships teams to deliver features that solve real user problems and drive product adoption.
- Identify and implement improvements to enhance performance, accessibility, security, and code quality across our frontend stack.
- Push the boundaries of what's possible in blockchain user experiences, making complex onchain actions feel simple and intuitive.
- 2+ years of experience building production frontend applications with React and Type Script
- Strong understanding of modern frontend development including state management, API integration, responsive design, and performance optimization
- You think beyond just implementing features you understand the 'why' behind what you're building and advocate for the best user experience.
- You're excited to dive into new technologies, whether that's blockchain SDKs, payment APIs, or emerging web standards.
- You work well with cross-functional teams, communicate effectively, and thrive in a fast-paced startup environment.
Position Requirements
10+ Years
work experience
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