Java Developer

Java

-, Kraków

Grid Dynamics Poland

Full-time

Permanent

Mid

Hybrid

Tech stack

English

B2

Hibernate

regular

MySQL

regular

Java

regular

Spring Boot

regular

Job description

We are seeking a Middle Java Backend Engineer with experience in Java, Spring, Hibernate, and MySQL within Linux/open-source environments. The role focuses on maintaining e-commerce services, automating workflows, and improving platform efficiency.

This is a hybrid role based in the Krakow office (3 days onsite / 2 days remote).

What You'll Do

• Write high-quality, maintainable code for software applications, modules, and components. This involves implementing complex features, resolving technical challenges, and ensuring adherence to coding standards and best practices

• Conduct code reviews and provide constructive feedback, identify potential issues, ensure code quality and consistency within the team

• Develop and execute comprehensive testing strategies, including unit tests, integration tests, and end-to-end tests, to validate functionality, performance, and reliability

• Analyze and resolve regular technical issues, including system failures, performance degradation, and security vulnerabilities, through systematic debugging, root cause analysis, and collaboration with cross-functional teams

• Identify performance bottlenecks, optimize code and system performance, and design scalable architectures to support growing user bases and increasing workloads

• Document code, processes, and procedures to facilitate collaboration among team members and ensure that the software can be maintained and extended in the future

What We’re Looking For

• 2+ years of experience in Java programming, including Spring, Spring Boot, Hibernate

• Proficiency in relational databases such as MySQL and PostgreSQL.

• Demonstrated expertise with open source/Linux environments

• Hands-on experience with cloud platforms (AWS, GCP, or Azure).

• Proficiency with DevOps and development tools: Git, GitHub, Docker, CI/CD pipelines.

• Exposure to monitoring and observability tools (e.g., Prometheus).

• Strong understanding of object-oriented programming (OOP) and application design patterns.

• Familiarity with algorithms, data structures, and computer science fundamentals.

We offer

• Work with a highly motivated and dedicated team

• Competitive salary

• Flexible schedule

• Medical insurance

• Benefits program

• Corporate social events

About us

Grid Dynamics (NASDAQ: GDYN) is a leading provider of technology consulting, platform and product engineering, AI, and advanced analytics services. Fusing technical vision with business acumen, we solve the most pressing technical challenges and enable positive business outcomes for enterprise companies undergoing business transformation. A key differentiator for Grid Dynamics is our 8 years of experience and leadership in enterprise AI, supported by profound expertise and ongoing investment in data, analytics, cloud & DevOps, application modernization, and customer experience. Founded in 2006, Grid Dynamics is headquartered in Silicon Valley with offices across the Americas, Europe, and India.

Published: 13.08.2025

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