Financial Systems Engineer

Responsibilities

• Own the billing system of record from Stripe integration to the metering ledger
• Build and scale metering infrastructure for credit-based economy
• Architect billing pipelines for pass-through services with cost attribution
• Design monetization systems to support new pricing models
• Implement fraud detection and payment failure recovery workflows
• Handle multi-currency pricing and settlement for global customers
• Build cloud/LLM cost management systems for tracking and optimization
• Develop internal tooling for discounts, credits, and promotional mechanics
• Create financial reconciliation pipelines between multiple systems
• Partner with Finance, BizOps, and Product to translate business requirements into technical solutions

Requirements

• 8+ years building production financial systems (payments, billing, metering, or fintech)
• Deep expertise with subscription billing and international payment lifecycle management
• Strong backend engineering skills handling real money at scale
• Experience with usage-based or consumption billing models
• Experience in financial compliance environments (tax, audit, or regulated fintech)
• Proficiency in backend languages such as TypeScript, Python, or Go
• Experience with PostgreSQL or similar relational databases
• Familiarity with event-driven architectures and real-time data processing
• Cloud platform experience, preferably GCP

Preferred Qualifications

• Experience with cloud cost management tools (FinOps)
• Background in revenue recognition (ASC 606)
• Previous work at a company with usage-based pricing
• Experience with workflow engines like Temporal

About the Company

Lovable lets anyone and everyone build software with any language. We are a small, talent-dense team building a generation-defining company from Stockholm, focused on transforming raw ideas into real products fast.