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Senior Backend Engineer (Golang)

SumUp
Backend Developer • Senior • Vor Ort • Vollzeit • 📍 Vilnius
📄 Originalanzeige ansehen (EN)

The SumUp Global Bank tribe builds the infrastructure and core services behind a digital bank account for small merchants. As a Senior Backend Engineer in the Vilnius team, you will help move from a localized setup with regional banks toward a unified, fully distributed, event-driven Global Bank. The tech stack includes Go, AWS, Kafka, PostgreSQL and Kubernetes, with observability via Prometheus, Grafana and Honeycomb.

Stack

AWSDockerElixirGitHubGoGrafanaJavaKafkaKotlinKubernetesPostgreSQLPrometheusSQL

Responsibilities

  • ▹Collaborate with a global team to design and build a unified global banking platform, including high-level APIs for multiple regions and local implementations
  • ▹Be part of the transformation team turning monolithic services into decoupled, highly scalable, region-agnostic global bank services
  • ▹Design, implement and iteratively develop highly available backend services while ensuring the reliability of transfer systems
  • ▹Maintain and improve core services on a cloud-native stack (AWS, K8s) with microservices in Golang, Kotlin, Java and Elixir
  • ▹Improve test coverage and drive end-to-end delivery of changes, including testing, observability and monitoring
  • ▹Shape and continuously improve the engineering culture through best practices, documentation and tool selection

Requirements

  • ▹Solid programming experience in Golang, with interest in working with additional languages such as Java, Kotlin and Elixir
  • ▹Advanced understanding of developing and maintaining distributed and event-driven systems
  • ▹Solid experience with event streaming platforms and message brokers such as Kafka
  • ▹Experience with modern cloud technologies like AWS and containerization tools such as Docker and Kubernetes
  • ▹Comfortable working with SQL and NoSQL databases
  • ▹Experience with CI/CD tools like GitHub Actions or ArgoCD
  • ▹A strong sense of ownership and a commitment to clear, maintainable, testable code

Nice to have

  • ▹Experience with monitoring tools such as Prometheus, Grafana and Honeycomb
  • ▹Experience in the fintech industry

Soft skills

Ownership and autonomyCollaboration across global teamsFocus on learning

What we offer

  • ▹Gross salary from senior level in Lithuania of 4,366 to 7,280 EUR per month, plus 2,000 EUR annual learning budget and Virtual Stock Options
  • ▹Virtual Stock Option programme
  • ▹25 days of paid leave plus special holidays
  • ▹Health insurance and life & accidental coverage
  • ▹Gym membership allowance
  • ▹Regular training, mentorship and a yearly learning budget (2,000 EUR)
  • ▹Hack Days every second Friday and global Hack Weeks
  • ▹1-month sabbatical after 3 years of service (Break4me)
  • ▹Referral bonus

About the company

SumUp empowers small businesses worldwide with simple, affordable tools to start, run and grow. More than 4 million merchants across 37 markets use it as their financial partner. It is a global team of 3,000+ people from over 90 nationalities and an Equal Employment Opportunity employer.

Languages: Angol