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Kotlin Developer /IBS

Katowice, Silesian Voivodeship, pl🌐 Remote💼 Full-time🗓 2026-07-03 → 2026-07-31

Core

Consolidating distributed banking systems into a single, modern, scalable platform to coordinate changes across applications and streamline IT lifecycle management.

Role type

Mid-level Kotlin Backend Engineer

Builds

Modular technological foundation for banking clients

Domain

Banking / Distributed Systems

Deliverable

production ML models | product features | infrastructure

Required skills

Kotlin, Spring Boot, Git, PostgreSQL, Webflux, Unit/Integration Testing, Security Standards, Production Deployment

Preferred skills

Hexagonal Architecture, Event Sourcing, CQRS, Google Cloud Platform, Microservices, Postman, Cassandra, Kafka

Technologies

Kotlin, Spring Boot, Spring Framework, Git, PostgreSQL, Webflux, GCP, Cassandra, Kafka, Postman

Responsibilities

Writing clean, high-quality, and maintainable code; Maintaining and developing unit and integration tests; Analyzing, diagnosing, and fixing issues in existing solutions; Supporting production processes (installations, deployment automation)

Seniority

Mid-level, hands-on IC

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