Finix is a payments technology provider enabling businesses to accept and send payments online or in person. Backed by Insight and Lightspeed.
About the role
As a Senior Frontend Engineer on our Frontend Engineering Team, you'll architect and build the core payment experiences that power thousands of businesses. You'll develop our comprehensive payments management dashboards and embeddable components that merchants integrate directly into their applications.
What they're looking for
- Experienced in balancing rapid feature delivery with code quality, testing, and maintainability
- Skilled at translating business requirements into scalable technical solutions
- Proactive in monitoring live systems and troubleshooting production issues
- Comfortable working with ambiguous requirements and driving clarity through technical discovery
- Committed to knowledge sharing and building team capabilities through documentation and mentorship
- 6+ years of production experience with modern web technologies (HTML, CSS/SCSS, JavaScript/TypeScript)
More about this role
About Finix
Finix is building the global operating system for fintech, starting with payments. From startups to publicly traded companies, Finix processes tens of billions of dollars annually both in-store and online. Finix was founded in 2015 and is headquartered in San Francisco.
To date Finix has raised over $200M, including a $75M Series C led by Acrew Capital and Lightspeed Venture Partners and backed by American Express Ventures, Bain Capital Ventures, Homebrew, Inspired Capital, Visa, and others
As a Senior Frontend Engineer on our Frontend Engineering Team, you'll architect and build the core payment experiences that power thousands of businesses. You'll develop our comprehensive payments management dashboards and embeddable components that merchants integrate directly into their applications.
In this role, you'll drive the technical vision for customer-facing products from conception to production. You'll lead design and implementation decisions while ensuring our payment interfaces remain performant, secure, and intuitive as we scale. Our engineering team operates with high autonomy and ownership—each engineer makes meaningful contributions that directly impact customer...
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