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Ether.Fi

Backend Engineer - Card Transaction Processing

Builds and owns scalable backend systems for card transaction processing, low-latency APIs, and microservices in a crypto neobank. Requires 5+ years experience shipping high-impact products.

170k – 200kNew York, NYDenver, COBackend EngineeringHybrid5+ YOE
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About the role

Responsibilities

  • Own core areas of backend systems and extend functionality to improve throughput and latency.
  • Design, develop, and optimize scalable transaction processing services for high-throughput, low-latency financial transactions.
  • Tackle challenges in user frictions for card transactions being declined.
  • Drive improvements in Cloud Infrastructure, CI/CD pipelines, automation, observability, and monitoring systems.

Requirements

  • Strong fundamentals in software engineering and problem solving.
  • Shipped impressive products with thousands of real users.
  • 5+ years of professional coding experience.
  • Drive, willingness to work hard and go the extra mile.

Nice-to-Haves

  • Experience in credit card transaction processors such as Paymentology, Episode 6, etc.
  • Experience in card issuing side.

Perks and Benefits

  • Competitive salary, performance-based incentives, and token allocation grant.
  • Health, dental, and vision insurance plans.
  • 4 weeks work from anywhere.
  • Global team with travel opportunities and exciting events.

Skills

Backend DevelopmentMicroservicesLow Latency ApisTransaction ProcessingCloud InfrastructureCI/CDObservabilityMonitoringOn-Chain Data IndexingPayment Processing

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