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KBC Technologies Group

Java Kotlin Developer

KBC Technologies Group
Poland · Contract · Associate

Role Overview

We are seeking a Java + Kotlin Developer with strong experience in building scalable backend applications and microservices.

The role requires hands-on expertise in Java and Kotlin, along with modern backend and cloud-native development practices.

Key Responsibilities

Design and develop backend services using Java and Kotlin.

Build REST APIs and microservices for enterprise applications.

Ensure high performance, scalability, and reliability of applications.

Collaborate with cross-functional teams including DevOps and frontend teams.

Troubleshoot production issues and perform root cause analysis.

Follow best practices in coding, testing, and deployment.

Mandatory Skills

Java Development Experience (5+ years).

Hands-on experience in Kotlin development.

Strong experience in REST APIs and microservices architecture.

Experience with Spring Boot framework.

Strong knowledge of SQL and RDBMS.

Experience in debugging and performance optimization.

Good to Have

Experience with cloud platforms (AWS/GCP/Azure).

Experience with Docker and Kubernetes.

Exposure to CI/CD pipelines.

Key Skills

Ranked by relevance

kotlin java microservices cloud spring boot docker devops cicd sql
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Posted
Jun 19, 2026
Type
Contract
Level
Associate
Location
Cracow

Industries

IT Services IT Consulting

Categories

Analyst

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