Senior Kotlin/Java Full-Stack Engineer - Cloud-Native

Unikie Oy; Tampere; On-site; EUR 60,000 - 90,000; Full time

Job summary

Unikie Oy is seeking experienced Kotlin/Java Full Stack Developers for a long-term customer project. You will build scalable web applications in a cloud-native setup, spanning Kotlin/Java backend, React frontend, and cloud infrastructure.

The role emphasizes CI/CD, automation, and secure development practices. Ideal candidates will have 5+ years in full stack or backend roles, strong Kotlin/Java/Spring Boot skills, React experience, and hands-on work with Kubernetes and AWS.

Qualifications

• 5+ years of experience in full stack or backend development.
• Strong hands-on experience with Kotlin, Java, and Spring Boot.
• Experience with React and TypeScript/JavaScript.
• Solid understanding of microservices, API integrations, and Kubernetes on AWS.
• Familiar with CI/CD, IaC (Terraform/CloudFormation/Ansible), and cloud-native security practices.

Responsibilities

• Develop backend services using Kotlin, Java, and Spring Boot.
• Build and maintain React applications with TypeScript/JavaScript.
• Design and integrate REST and SOAP APIs.
• Develop scalable microservices on Kubernetes and AWS.
• Contribute to CI/CD pipelines and infrastructure automation.
• Work with SQL databases, Redis, Linux environments, and secure authentication solutions.
• Collaborate with stakeholders in a multi-vendor environment.

Tools

CI/CD tools

Terraform

CloudFormation

Ansible

Job description

Unikie Oy is seeking experienced Kotlin/Java Full Stack Developers for a long-term customer project. You will build scalable web applications in a cloud-native setup, spanning Kotlin/Java backend, React frontend, and cloud infrastructure.

The role emphasizes CI/CD, automation, and secure development practices. Ideal candidates will have 5+ years in full stack or backend roles, strong Kotlin/Java/Spring Boot skills, React experience, and hands-on work with Kubernetes and AWS.