Senior Java Developer (17/26)

Infolet; Kraków; Hybrid; PLN 180,000 - 240,000; Full time

Benefits offered by this job

Medical care for you and family

Job summary

Infolet is seeking a skilled Java developer to join our international team in Kraków. You will contribute to enterprise applications using modern Java technologies, with a focus on microservices, cloud solutions, and relational databases.

You will develop and maintain applications with Java and Spring Boot, design and deploy microservices, and work with PostgreSQL/Oracle databases. Docker, Kubernetes, and Azure expertise are expected in a collaborative, English- and Polish-speaking environment.

Qualifications

• 5+ years of professional Java development experience.
• Strong experience with Core Java and Spring Boot.
• Hands-on experience with microservices architecture.
• Knowledge of PostgreSQL and/or Oracle databases.
• Experience with Docker and Kubernetes.
• Experience with Microsoft Azure.
• Good knowledge of Unix/Linux environments.
• Proficiency in English and Polish.

Responsibilities

• Develop and maintain applications using Java and Spring Boot.
• Design, implement and maintain microservices.
• Work with PostgreSQL and/or Oracle databases.
• Use Docker and Kubernetes for containerization and deployment.
• Work with Microsoft Azure cloud services.

Skills

5+ years Java development

Core Java

Spring Boot

Microservices

PostgreSQL

Oracle

Docker

Kubernetes

Microsoft Azure

Unix/Linux

English & Polish

Tools

Docker

Kubernetes

Microsoft Azure

PostgreSQL

Oracle

Job description

Krakow - hybrid (2-3 days per week in the office)

Project

Join an international technology environment and contribute to the development of enterprise applications using modern Java technologies. You will work with microservices-based architecture, cloud solutions and relational databases.

You will

• Develop and maintain applications using Java and Spring Boot
• Design, implement and maintain microservices
• Work with PostgreSQL and/or Oracle databases
• Use Docker and Kubernetes for containerization and deploymentWork with Microsoft Azure cloud services

Must have

• 5+ years of professional Java development experience
• Strong experience with Core Java and Spring Boot
• Hands‑on experience with microservices architecture
• Knowledge of PostgreSQL and/or Oracle databases
• Experience with Docker and Kubernetes
• Experience with Microsoft Azure
• Good knowledge of Unix/Linux environments
• Good in English and Polish

Nice to have

• Experience with Apache Kafka or other messaging technologies
• Knowledge of REST API design and integration
• Experience with CI/CD pipelines and automated testing
• Familiarity with cloud-native application development
• Experience working in Agile/Scrum teams

Our offer

• Extended medical care (over 2000 medical facilities in Poland, 80 in Kraków) for you and your family