Backend Engineer - Customer Service Platform

We are looking for a Backend Engineer to join our Rocksolid squad, the backbone of Spotify’s Customer Service Platform (CSP). As a key backend squad in CSP, Rocksolid collaborates with other teams to develop and maintain core infrastructure and services that power customer support experiences for millions of users worldwide.

In this role, you will design, develop, and maintain backend services critical to the company’s customer support ecosystem, covering multiple channels such as web and email, compliance logging, account management, customer support data pipelines, and operational automation. You will work in an agile, highly collaborative environment alongside product managers, engineering leaders, and cross-functional teams to drive technical innovation and deliver scalable, high-performance backend solutions.

This is a unique opportunity to work on systems that directly impact customer support operations at scale while contributing to long-term strategic investments that shape the future of customer service technology at Spotify.

• Design, develop, and maintain backend services that support customer service operations, ensuring high availability, scalability, and performance.
• Work with integration of 3rd party vendors and define good system boundaries.
• Implement and optimize APIs that provide customer support data to internal stakeholders, including advisors, chatbots, and analytics platforms.
• Build and enhance the Conversation SDK, which powers ~65% of customer support interactions. While primarily a backend-focused platform, it also includes a small frontend component to enable seamless chat experiences for users and advisors.
• Maintain and improve compliance-critical systems.
• Work with data pipelines.
• Collaborate closely with cross-functional teams, including frontend engineers, data engineers, and product managers, to drive end-to-end feature development.
• Write high-quality, maintainable, and well-tested code that meets business and technical requirements.
• Ensure system reliability by participating in an on-call rotation and proactively addressing production incidents.

• 2+ years of experience in backend development, preferably in large-scale distributed systems.
• Proficiency in Java programming language
• Experience with designing and developing RESTful and gRPC APIs.
• Hands-on experience with databases (SQL and NoSQL) and data modeling for scalable applications.
• Familiarity with Google cloud platform.
• Strong problem-solving skills with a proactive mindset in troubleshooting and debugging production systems.

• This role is based in London.
• We offer you the flexibility to work where you work best! There will be some in person meetings, but still allows for flexibility to work from home. We ask that you come in 3 times per week.