Java Backend Engineer – Microservices, Cloud, Hybrid

Praxy; Kraków; Hybrid; PLN 180,000 - 260,000; Full time

Benefits offered by this job

Hybrid work model

Training opportunities

Open access to frontier models

Job summary

Praxy is seeking a Java Software Engineer in Kraków to design, develop and maintain backend applications and microservices powering global-scale solutions. You will deploy to production, optimize performance and security, and collaborate with cross-functional teams including Product Managers and designers.

We require around 5 years of commercial software experience, strong Java skills, and hands-on microservices with Kafka, REST, Docker and Kubernetes.

Qualifications

• Around 5 years of commercial software development experience.
• Strong Java development experience.
• Hands-on experience with microservices architecture.
• Practical knowledge of Apache Kafka and REST APIs.
• Experience with Docker and Kubernetes.
• Experience working with cloud platforms (GCP or equivalent).
• Knowledge of Git, Maven/Gradle, Jira, Confluence and CI/CD practices.
• Ownership mindset and ability to deliver high-quality solutions independently.
• Experience working in Agile/Scrum environments.
• English proficiency at B2/C1 level or higher.

Responsibilities

• Design, develop and maintain backend applications and microservices.
• Deliver new features and enhance existing systems.
• Deploy software to production environments and ensure reliability.
• Improve application performance, security and scalability.
• Collaborate with engineers, analysts, designers and Product Managers.
• Participate in code reviews and continuous improvement initiatives.
• Troubleshoot and resolve technical issues.
• Create and maintain technical documentation.
• Share knowledge and support team development.

Skills

Java

Microservices

REST APIs

Docker

Kubernetes

Cloud platforms (GCP)

Git

CI/CD practices

Agile/Scrum

Communication

Problem-solving

Education

Bachelor's degree in Computer Science or related field

Tools

Kafka

Maven/Gradle

Jira

Confluence

Job description

Praxy is seeking a Java Software Engineer in Kraków to design, develop and maintain backend applications and microservices powering global-scale solutions. You will deploy to production, optimize performance and security, and collaborate with cross-functional teams including Product Managers and designers.

We require around 5 years of commercial software experience, strong Java skills, and hands-on microservices with Kafka, REST, Docker and Kubernetes.