Backend Platform Engineer – Spring Boot & Kotlin

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

Benefits offered by this job

Health center facilities

Employee benefits

Job summary

Erste Digital GmbH, part of Erste Group, is building George, a digital banking platform used across Central and Eastern Europe. We are looking for Backend Engineers to contribute to the platform's foundations, with emphasis on developer experience and clean abstractions.

You will evolve frameworks, build CI/CD tooling, improve observability, and collaborate across teams to deliver reliable services at scale.

Qualifications

• Strong professional experience in backend development with Spring Boot
• Solid hands-on experience with Kotlin
• Good understanding of REST APIs, build tooling (Gradle), and modern CI/CD practices
• A pragmatic, quality-focused mindset, clean code, testing, and clear communication
• 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

AWS

Kubernetes

Tools

CI/CD tooling

Kubernetes

Helm

AWS

Observability stacks

Job description

Erste Digital GmbH, part of Erste Group, is building George, a digital banking platform used across Central and Eastern Europe. We are looking for Backend Engineers to contribute to the platform's foundations, with emphasis on developer experience and clean abstractions.

You will evolve frameworks, build CI/CD tooling, improve observability, and collaborate across teams to deliver reliable services at scale.