Senior Backend Engineer - Payments & Fintech

📋 Description

• Design and implement a canonical billing and entitlement ledger using an append-only
• Own the complete subscription lifecycle, including purchases, renewals, resubscriptions, upgrades
• Build reliable payment gateway ingestion pipelines with idempotent and replay-safe webhook
• Implement robust handling of refunds, chargebacks, disputes, credits, and partial or zero-value
• Create trustworthy financial and entitlement data pipelines supporting accounting close, revenue
• Own the customer-facing billing experience, including checkout and account management

🎯 Requirements

• 6–10 years of backend engineering experience, with deep expertise in Go and strong relational
• Proven experience building or rebuilding payment, subscription, billing, and ledger systems
• Strong understanding of financial systems surrounding payment ledgers, including reconciliation
• Experience designing systems where derived state is based on authoritative financial records and
• Background working on B2B products involving complex billing, metering, plans, add-ons
• Advanced SQL skills and the ability to independently investigate financial discrepancies and trace

🎁 Benefits

• Full-time employment.
• Remote opportunity for Europe-based candidates.
• Minimal travel requirements.
• Opportunity to take ownership of a business-critical financial platform.
• Direct collaboration with senior technical, finance, and operations stakeholders.
• Significant impact on payment reliability, revenue integrity, customer entitlements, and financial