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. #MAKEYourCareerBETTER 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.