Описание
This is a remote position.
Our client is looking for a Payment & Billing Systems Engineer to take full ownership of their payment infrastructure and ensure reliability across their subscription-based platform. They operate within the tech and digital product space and have recently scaled their platform capabilities, supporting a growing global user base through subscription-driven services.
This role sits at the core of their revenue engine. Payment accuracy, subscription logic, and billing reliability directly impact both user experience and business performance, making this one of the most critical positions on the team.
Responsibilities
Take full ownership of the payment ecosystem, including Authorize.net as the primary processor and cryptocurrency payment integrations
Architect and manage the full subscription lifecycle, including activations, plan changes, cancellations, suspensions, and recovery flows
Develop robust webhook handling systems with strong guarantees around idempotency, retries, and event sequencing
Build and maintain billing reconciliation processes across multiple intervals, ensuring financial accuracy and traceability
Design workflows for refunds, disputes, and chargeback handling
Implement automated testing strategies, including integration and end-to-end tests for payment and subscription flows
Introduce fraud prevention mechanisms and enforce rate limiting on payment-related endpoints
Ensure compliance with payment security stand
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