Senior Backend Engineer - MarTech
Core
Design, build, and operate reliable backend services and event-driven systems to support marketing, growth, and acquisition initiatives for SumUp's merchant platform.
Role type
Senior Backend Engineer (MarTech/Growth Systems)
Builds
Recommendation engines, promotion management, affiliate/referral platforms, campaign feeds, creative automation, and localization/conversion tracking integrations.
Domain
Fintech / Marketing Technology / Growth Engineering
Deliverable
production ML models | product features | infrastructure
Required skills
Go, distributed systems, microservices, event-driven architectures, Kafka, DevOps, CI/CD, software architecture, API design, production operations
Preferred skills
Marketing technology, growth, or advertising platforms, React, TypeScript, Python, fintech industry experience
Technologies
Go, Kafka, GitHub Actions, Argo CD
Responsibilities
Design and build backend services for marketing initiatives, own features from discovery to production, build integrations with internal/external platforms, define and evolve distributed service architectures, improve operational excellence, collaborate with stakeholders on requirements and trade-offs, mentor less experienced engineers
Seniority
Senior, hands-on IC