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Senior Software Engineer

Sardine

full-remoteseniorpermanentbackendfullstack United States 48 days ago via LinkedIn
170,000 - 170,000 USD/annual

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Tags

Go (Golang)Backend EngineeringAPI DevelopmentAWSGCPCypressJUnitMockitoFraud DetectionAML Compliance

About the role

Role Overview

Senior Software Engineer working in a remote-first environment to build and maintain high-performance backend services for compliance-focused fraud prevention products.

Responsibilities

  • Design, implement, and maintain robust, high-performance backend services in Go (Golang).
  • Deploy and operate services across Google Cloud Platform (GCP) and AWS, focusing on reliability and long-term maintainability.
  • Collaborate with business stakeholders to develop compliance-focused products for banks and fintechs (e.g., financial risk, reconciliation, fraud detection).
  • Build and implement APIs for banking and payment systems.
  • Partner with cross-functional product and engineering teams to coordinate delivery.
  • Create and maintain user-facing technical documentation.
  • Own the full product lifecycle: design, implementation, and end-to-end testing using Cypress, JUnit, or Mockito.

Requirements

  • Master’s degree in Computer Science (or related field).
  • 1+ year of experience with:
    • Integrating/building APIs for banking or payment systems
    • Products focused on financial risk, reconciliation, or fraud detection
    • Backend web development
    • Building production applications using Go (Golang)
    • End-to-end test automation using Cypress, JUnit, or Mockito

Nice-to-Haves / Additional Context

  • Ability to coordinate cross-functional development efforts.
  • Strong ownership mindset and preference for performance-based culture.

About Sardine

Sardine is a fraud prevention and AML compliance company providing a platform that stops identity, payment, and account-takeover fraud. Its technology uses device intelligence, behavior biometrics, machine learning, and AI, and is used by banks, retailers, and fintechs worldwide.

Scraped 6/16/2026