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Maxana logo
Maxana

Payment and Technology Solutions

Senior Backend Engineer - Payments

Backend EngineerSoftware EngineerContractRemoteSeniorTeam 11-50Since 2019H1B SponsorCompany SiteLinkedIn

Location

Costa Rica

Posted

104 days ago

Salary

0

Seniority

Senior

Job Description

Senior Backend Engineer - Payments

Maxana

Role Description We are seeking a senior backend engineer to support a payment modernization initiative. You will work directly under the CTO to build and integrate payment orchestration systems and direct PSP connections. Responsibilities - Build and maintain API integrations with multiple PSPs - Implement payment routing logic - Develop webhook handlers - Implement tokenization flows - Support subscription billing logic - Ensure resilience, observability, and clean error handling Qualifications - 6+ years backend experience - Strong in one or more of the following: Node.js, Java, Python, Go - Extensive REST API integration experience - Webhook processing experience - Payments domain experience required - Strong understanding of: - Auth/Capture flows - Refund logic - Chargeback lifecycle - Subscription billing Benefits - High-Impact Architecture Project - Executive Visibility - Competitive Contract Compensation - Flexible Remote Structure - Clear Scope, Clear Timeline - Long-Term Engagement - Technical Ownership

Job Requirements

  • 6+ years backend experience
  • Strong in one or more of the following: Node.js, Java, Python, Go
  • Extensive REST API integration experience
  • Webhook processing experience
  • Payments domain experience required
  • Strong understanding of: Auth/Capture flows
  • Refund logic
  • Chargeback lifecycle
  • Subscription billing

Benefits

  • High-Impact Architecture Project
  • Executive Visibility
  • Competitive Contract Compensation
  • Flexible Remote Structure
  • Clear Scope, Clear Timeline
  • Long-Term Engagement
  • Technical Ownership

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