Staff Product Engineer, Backend

Jobgether; Madrid; Remote; EUR 110,000 - 160,000; Full time

Benefits offered by this job

Equity participation

Fully remote in Europe

Phone and internet allowance

Collaboration with founders

Job summary

Jobgether is seeking a Staff Product Engineer, Backend in Spain to shape the future of observability platforms by building scalable backend systems for billing, metering, and revenue infrastructure. You will lead architectural decisions, mentor engineers, and influence the long-term backend evolution across the organization.

You will work in a fast-moving, collaborative environment, driving product thinking, ownership, and high standards for reliability, observability, and performance across

Qualifications

• Extensive experience designing and scaling distributed backend systems, with deep expertise in Go; Java knowledge is considered a bonus.
• Strong background in billing systems, metering platforms, or usage-based pricing models; experience with Stripe APIs is highly advantageous.
• Proven ability to architect high-performance, reliable backend infrastructure in cloud-native environments.
• Solid understanding of observability concepts, OpenTelemetry, monitoring practices, and operational excellence.
• Experience leveraging AI-assisted development and engineering tools while maintaining strong technical judgment and ownership of outcomes.
• Strong focus on data accuracy, testing, and reliability, especially in systems connected to financial operations.
• Product-oriented mindset with the ability to create scalable internal tools and developer-centric solutions.
• Demonstrated leadership and mentoring experience, including improving team processes and elevating engineering standards.
• Excellent communication and collaboration skills with the ability to simplify complex technical concepts for cross-functional stakeholders.

Responsibilities

• Lead the architectural vision and technical direction for backend systems focused on billing, metering, marketplace integrations, and revenue infrastructure.
• Design and build scalable distributed systems using Go, ensuring high reliability, maintainability, and operational efficiency.
• Develop and optimize usage-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.
• Proactively identify technical risks, improve platform resilience, and support world-class monitoring and operational processes.
• Mentor engineers across teams, review technical designs and product requirements, and promote a collaborative, psychologically safe engineering culture.
• Partner closely with product and leadership teams to align technical strategy with customer needs, scalability goals, and business priorities.

Skills

Distributed backend design

Go programming

Java knowledge

Observability

Billing & metering

Cloud-native architectures

AI-assisted development

Leadership & mentoring

Communication & collaboration

Tools

Go

Stripe APIs

Java

Job description

Job Post: This position is posted by Jobgether on behalf of a partner company. 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. In this role, you will combine deep technical expertise with strategic leadership, driving architectural decisions that directly impact product scalability, reliability, and customer experience. You will work within a highly collaborative and fast‑moving engineering environment where innovation, ownership, and product thinking are deeply valued. The position offers the chance to solve complex distributed systems challenges while contributing to a developer‑first platform designed for transparency, efficiency, and operational excellence. 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.

Accountabilities

• Lead the architectural vision and technical direction for backend systems focused on billing, metering, marketplace integrations, and revenue infrastructure.
• Design and build scalable distributed systems using Go, ensuring high reliability, maintainability, and operational efficiency.
• Develop and optimize usage‑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.
• Proactively identify technical risks, improve platform resilience, and support world‑class monitoring and operational processes.
• Mentor engineers across teams, review technical designs and product requirements, and promote a collaborative, psychologically safe engineering culture.
• Partner closely with product and leadership teams to align technical strategy with customer needs, scalability goals, and business priorities.

Requirements

• Extensive experience designing and scaling distributed backend systems, with deep expertise in Go; Java knowledge is considered a plus.
• Strong background in billing systems, metering platforms, or usage‑based pricing models; experience with Stripe APIs is highly advantageous.
• Proven ability to architect high‑performance, reliable backend infrastructure in cloud‑native environments.
• Solid understanding of observability concepts, OpenTelemetry, monitoring practices, and operational excellence.
• Experience leveraging AI‑assisted development and engineering tools while maintaining strong technical judgment and ownership of outcomes.
• Strong focus on data accuracy, testing, and reliability, especially in systems connected to financial operations.
• Product‑oriented mindset with the ability to create scalable internal tools and developer‑centric solutions.
• Demonstrated leadership and mentoring experience, including improving team processes and elevating engineering standards.
• Excellent communication and collaboration skills with the ability to simplify complex technical concepts for cross‑functional stakeholders.

Benefits

• Competitive salary package with meaningful equity participation.
• Fully remote and flexible work environment within Europe.
• Monthly phone and internet allowance.
• Access to location‑specific benefits and support programs.
• Opportunity to work alongside highly experienced engineers and industry leaders in a high‑growth environment.
• Direct collaboration with founders and executive leadership.
• Clear career progression and professional growth opportunities.
• High‑trust, collaborative culture focused on innovation, experimentation, and ownership.
• Opportunity to make a direct impact on a rapidly scaling, developer‑focused platform.