Fullstack Developer (Java/React)

Grape Up is a consulting and technology company helping enterprises build mission-critical applications by leveraging AI, cloud-native technologies, and modern software delivery practices. The company collaborates with clients to develop innovative digital products used by thousands of users worldwide.

• 3+ years of experience in full-stack software development using Java and React
• Experience with CI/CD pipelines and modern software delivery practices
• Good understanding of RESTful APIs, microservices architecture, and distributed systems
• Hands-on experience in building cloud-native applications and deploying solutions to cloud environments
• Understanding of software design principles, testing strategies, and code quality standards
• Experience in using AI/LLM-powered tools in a professional context
• Ability to work effectively in Agile teams and collaborate with both technical and non-technical stakeholders
• Strong problem-solving skills and a proactive approach to delivering business value
• Very good command of English and Polish, both written and spoken (B2+/C1)

• Design, develop, and maintain modern cloud-native applications using Java and React
• Deliver new features and enhancements across the entire technology stack, from backend services to user-facing interfaces
• Collaborate closely with business stakeholders, Product Owners, and cross-functional teams to translate business needs into technical solutions
• Participate in system architecture discussions and contribute to technical decision-making
• Ensure high software quality through code reviews, automated testing, and continuous improvement initiatives
• Promote engineering best practices, coding standards, and maintainable software design
• Continuously seek opportunities to improve development processes, tools, and the overall product quality
• Be part of an Agile team that values teamwork, feedback, and continuous improvement

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