Backend Platform Engineer - Kotlin/Spring, High Impact

Erste Digital GmbH; Wien; On-site; EUR 58,000 - 71,000; Full time

Job summary

Erste Digital GmbH, part of Erste Group, is building the George platform, the digital banking backbone powering millions of users across Central and Eastern Europe. We seek Backend Engineers to strengthen our platform, focusing on scalable backend services, developer tooling, and observability.

Join a mission-driven team that values quality, collaboration, and innovation. You will contribute to frameworks, CI/CD automation, and platform reliability while working in a fast-growing environment

Qualifications

• Strong professional backend experience with Spring Boot.
• Hands-on Kotlin experience.
• Solid knowledge of REST APIs, Gradle and modern CI/CD practices.
• Pragmatic, quality-focused mindset with clean code and testing.
• Fluent English (written and spoken).

Responsibilities

• Evolve our frameworks, work on platform capabilities and services.
• Build and maintain CI/CD tooling and automation.
• Improve observability and tracing across the platform.
• Collaborate cross-team, run PoCs, and share knowledge.

Skills

Spring Boot

Kotlin

REST APIs

Gradle

CI/CD

Observability

Kafka

Kubernetes

AWS

Tools

Kubernetes

Helm

AWS

Kafka

Docker

Job description

Erste Digital GmbH, part of Erste Group, is building the George platform, the digital banking backbone powering millions of users across Central and Eastern Europe. We seek Backend Engineers to strengthen our platform, focusing on scalable backend services, developer tooling, and observability.

Join a mission-driven team that values quality, collaboration, and innovation. You will contribute to frameworks, CI/CD automation, and platform reliability while working in a fast-growing environment