Senior Java Developer: Microservices & Spring Boot, Kraków

Infolet; Kraków; On-site; PLN 220,000 - 262,000; Full time

Benefits offered by this job

Relocation package

Extended medical care with Kraków and

Multisport Benefit card

Life insurance

Job summary

Infolet in Kraków is seeking a Senior Java Developer to join a team building modern, distributed applications for the banking sector. You will work on backend services and some full-stack tasks, leveraging Java, Spring Boot, and cloud-native tech.

The role emphasizes designing and scaling microservices, REST/gRPC interfaces, and Kubernetes deployments. Polish and English fluency are required for collaboration across teams.

Qualifications

• Mandatory Java development experience in commercial projects.
• Strong Spring Boot and microservices background.
• Experience with Kubernetes and REST.

Responsibilities

• Design, develop and maintain Java-based applications and microservices.
• Build and integrate REST and gRPC services.
• Work with Spring Boot and modern Java technologies.
• Develop and maintain applications running in Kubernetes.
• Work with relational databases, preferably Oracle.
• Participate in automated testing using Cucumber.
• Collaborate with other developers and technical teams to deliver reliable and scalable solutions.
• Contribute to technical design and continuous improvement of the application architecture.
• Troubleshoot and resolve technical issues in a distributed environment.

Skills

Fluent English

Polish

Tools

Java

Spring Boot

REST APIs

Kubernetes

SQL

Maven

Cucumber

Oracle

gRPC

Job description

Infolet in Kraków is seeking a Senior Java Developer to join a team building modern, distributed applications for the banking sector. You will work on backend services and some full-stack tasks, leveraging Java, Spring Boot, and cloud-native tech.

The role emphasizes designing and scaling microservices, REST/gRPC interfaces, and Kubernetes deployments. Polish and English fluency are required for collaboration across teams.