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.

This role will architect and lead integration efforts involving:

- Payment gateway orchestration
- Tokenization strategy
- Direct PSP integrations
- Subscription billing logic
- Checkout modernization without disruption

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

What You’ll Do

- Architect and lead end-to-end payment orchestration strategy
- Design multi-PSP routing logic and failover systems
- Lead integration from gateway abstraction to direct acquirer connections
- Oversee token migration and vault strategy
- Ensure PCI-compliant design and security best practices




- Guide backend and DevOps engineers through execution

What Success Looks Like

- Clean abstraction layer across PSPs
- Reduced payment friction
- Improved authorization rates
- Modernized checkout infrastructure

Requirements

- 8+ years backend engineering experience
- 4+ years in payments infrastructure
- Strong knowledge of:
- REST APIs
- Webhooks
- Tokenization
- Recurring billing logic
- Card-not-present flows

- Experience integrating PSPs (e.g., Worldpay, Checkout.com, Adyen, Stripe, etc.)
- Experience designing high-availability systems

Ideal (Not Required)

- Gr4vy integration exposure
- Subscription/SaaS billing systems
- Gateway-to-direct processor migration projects

Benefits

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

📌 Lead Engineer / Payment Architect (Argentina)
🏢 Maxana
📍 Argentina