We are currently looking for a Staff Product Engineer, Backend in Spain.

This is an exceptional opportunity to help shape the future of modern observability platforms by building scalable backend systems that power mission?critical billing, metering, and infrastructure services.

As a senior technical leader, you will also mentor engineers, improve engineering standards, and influence the long?term evolution of backend architecture and observability practices across the organization.AccountabilitiesLead the architectural vision and technical direction for backend systems focused on billing, metering, marketplace integrations, and revenue infrastructure.based billing and metering solutions capable of accurately processing large volumes of data events.Drive integrations with payment providers, cloud marketplaces, CRM systems, and internal reporting platforms.Establish engineering best practices related to code quality, testing,



observability, reliability, and security.class monitoring and operational processes.RequirementsExtensive experience designing and scaling distributed backend systems, with deep expertise in Go; Java knowledge isconsidered a plus.Strong background in billing systems, metering platforms, or usage?experience with Stripe APIs is highly advantageous.performance, reliable backend infrastructure in cloud?Solid understanding of observability concepts, OpenTelemetry, monitoring practices, and operational excellence.Strong focus on data accuracy, testing, and reliability, especially in systems connected to financial operations.Fully remote and versátil work environment within Europe.Monthly phone and internet allowance.

📌 Senior Backend Developer | Ruby on Rails (Remote) (Madrid)
🏢 AIT tech venture
📍 Madrid