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Senior Frontend Engineer

FinixSan Francisco, California, United StatesOnsite
About Us
Move money. Make money. Finix is a full-stack acquirer processor, empowering businesses of all sizes with flexible, modern payment solutions. Processing billions of dollars annually, Finix enables SaaS, marketplace, and e-commerce platforms to accept payments, manage payouts, and onboard merchants seamlessly. With our no-code, low-code, and developer-friendly tools, businesses can get up and running in hours—not months.Finix has raised over $175M, including a $75M Series C led by Acrew Capital, with participation from Lightspeed Venture Partners, Leap Global, American Express Ventures, Bain Capital Ventures, Homebrew, Inspired Capital, Sequoia Capital, Visa, and others.

About the role:


As an engineer on the Frontend Engineering Team, you will build and support the Finix payments management dashboards and our embeddable user-facing components. In this senior front-end engineering role, you will lead the technical design, implementation, testing, and production support of Finix's user-facing software products, continuously ensuring a reliable service for our customers. This is a team of focused engineers who each deliver significant value in a fast-paced environment. There's never a dull moment since we have many exciting new ideas to build and we work as a team to deliver the most value we can.

Finix is looking for engineers who bring exceptional technical acumen, attention to detail, passion for growth, and an obsession with delivering an exceptional customer experience.

You Will:


  • Work on the core UI/UX for customer-facing features and internal tools
  • Design efficient and reusable components that power our web applications
  • Architect our UI systems to scale and resolve performance issues
  • Collaborate closely with Product, UX, and internal customer teams
  • Mentor other team members on engineering best practices.

You Are:


  • Able to balance delivering code, infrastructure, and tests against attention to quality
  • Experienced in defining technical designs that meet user needs
  • Skilled with disambiguating requirements, and identifying design implications
  • Proactive in monitoring live systems and troubleshooting production issues
  • Committed to documenting and communicating to share and preserve knowledge.

You Have:


  • 6+ years of hands-on development with HTML, CSS/SCSS & JavaScript
  • 2+ years of hands-on development in React
  • Experience with State Management systems (Redux, Recoil, Jotai, and Zustand)
  • Experience using and configuring testing frameworks

Bonus if you have:


  • Payments, Fraud, Risk, or Finance background
  • Experience with Spring, Gradle, Docker, K8s, and/or AWS infrastructure
  • Previously implemented secure, highly available, and observable REST APIs and services

-----------------------------------------Finix is an equal opportunity employer and values diversity. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, disability status, or any other protected class.Role: Software Engineer IVLevel: IC4Location: San Francisco, CABase Salary Range: $149,000/yr to $201,000/yr + equity + benefitsOur salary ranges are determined by role, level, and location. The range displayed on each job posting reflects the minimum and maximum target for new hire salaries at our headquarters in San Francisco, California.

Individual pay is determined by work location, job-related skills, experience, and relevant education or training.Apply for this job

Life at Finix

Formerly known as Auditrax, Finix is a supply chain consulting and improvement organization, looking to assist clients in a variety of areas. Our mobile team of expert consultants works beside you ? inside your buildings ? to discover areas of process improvement and make the delicate adjustments needed to the systems you already have in place. We not only identify what needs fine-tuning, we also help you implement the solutions. Finix has proven solutions to several common healthcare initiatives: 1. Supply chain assessments - Identifying opportunities for cost savings 2. Physician preference items - Cleaning data, integrating systems, reducing variation and lowering costs 3. Technology - Implementing new systems and optimizing legacy software 4. Cross-functional data - Cleaning and integrating essential supply chain and operational data 5. Inventory management - Using lean principles to reduce costs and shortages 6. Procure-to-pay - Optimizing buying at the lowest cost and ensuring accurate payment 7. Operating room capacity - Providing care to a greater number of patients 8. Recovery audits - Identifying over-payments to vendors on a contingent fee basis Visit www.useFinix.com for more information.
Thrive Here & What We Value* Equal Opportunity Employer* Values Diversity* No Discrimination Based on Protected Classes

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