Senior Java & React Fullstack Engineer – Software Development

Empower innovation at the forefront of software development — shape scalable solutions that transform user experiences!

Krakow-based opportunity with hybrid work model (up to 3 remote days per week).

As a Senior Java & React Fullstack Engineer – Software Development, you will be working for our client, a leading technology company dedicated to delivering cutting-edge digital solutions. You’ll contribute to designing and building robust applications that enhance customer engagement and operational efficiency, fueling digital transformation and innovation.

Your main responsibilities:

• Participate in software architecture design to ensure scalable, secure, and high-quality systems.
• Lead UI improvements and implement solutions to elevate UX and application stability.
• Develop according to best practices and Design Patterns to produce maintainable and efficient code.
• Analyze requirements thoroughly and recommend enhancements for optimal solutions.
• Create clear documentation to support ongoing development and maintenance.
• Develop and validate application prototypes to test concepts and user interactions.
• Manage changes throughout the Service Management lifecycle, supporting automation and continuous improvement initiatives.
• Provide exceptional customer support by promptly addressing and resolving technical issues.
• Communicate effectively to understand customer needs and deliver tailored solutions.

You're ideal for this role if you have:

• 8+ years of professional experience in Java application development, including front-end (preferably React).
• Strong proficiency in Java, Web API development, and building scalable backend services.
• Solid SQL skills with PostgreSQL, including T-SQL scripting, query optimization, and performance tuning.
• Experience with DevOps practices such as CI/CD pipelines.
• Extensive knowledge of the SDLC, from requirements gathering to deployment and maintenance.
• Exceptional problem-solving skills and keen attention to detail to ensure high-quality deliverables and resolve complex issues efficiently.

It is a strong plus if you have: (optional)

• Certifications in Java, React, or DevOps.
• Experience with cloud platforms such as AWS or Azure.

Language Required for the role:

• Fluent English proficiency.

Eligibility to work on this role:

• Only candidates with an existing legal right to work in the European Union will be considered for this role.

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Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.