# Senior Backend Engineer - Payments

> Maxana · United States (Remote) · — · Posted 2026-02-27

**Workplace:** remote

## Description

**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
-   Flexible Remote Structure
-   Clear Scope, Clear Timeline
-   Long-Term Engagement
-   Technical Ownership

## Apply

[Apply at Maxana](https://apply.workable.com/maxana/j/9EFCA28551/apply)

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