Location: Remote (U.S. overlap preferred)

Type: Contract (Full-Time Preferred)

Domain: Payments / Fintech / eCommerce Infrastructure About the Project We are leading a modernization initiative for a high-growth digital commerce platform focused on payment orchestration, gateway optimization, and API-driven architecture.

Experience with orchestration platforms such as Gr4vy, Stripe, etc. is highly desirable, but not required. Deep payments experience is mandatory.

About the Role 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 Requirements - 6+ years backend experience
- Strong in one or more:
- 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
- Adaptable Remote Structure
- Clear Scope, Clear Timeline
- Long-Term Engagement
- Technical Ownership

📌 Senior Backend Engineer - Payments (Colombia)
🏢 Maxana
📍 Colombia