Senior Java Fullstack Developer

Job Description

🔍 Senior Java Fullstack DeveloperLocation: 100% remote (Poland)Contract type: B2BCapacity: Full-timeRate: 120–150 PLN + VAT / h🚀 About the roleWe are looking for an experienced Senior Java Fullstack Developer to join our Talent Pool for upcoming software development projects.We collaborate with international clients on modern web applications, enterprise platforms, and scalable backend systems. Depending on the project, you may be involved in developing new solutions, extending existing products, or modernizing established applications.We are looking for an engineer with a strong Java and Spring Boot background who is also comfortable working on the frontend using React, Angular, or Vue.js.You should be able to independently deliver features, contribute to technical decisions, and use modern development practices, including AI-assisted coding tools.💡 Who we areKyotu Technology is a boutique software house based in Wrocław and Warsaw, working fully remotely or in hybrid mode across Poland. We focus on long-term, high-quality engineering and building production-grade systems with real business impact.Our engineers have real influence on technical decisions and the way solutions are delivered.🧠 Your responsibilitiesdesign, develop, and maintain backend services using Java and Spring Bootbuild and enhance frontend features using React, Angular, or Vue.jsdevelop and integrate REST APIswork with relational databases and optimize application performancecontribute to system architecture and technical design decisionswrite clean, maintainable, and well-tested codeparticipate in code reviews, troubleshooting, and continuous improvementwork with CI/CD pipelines and support application deploymentsuse AI-powered development tools to improve coding efficiency, debugging, and everyday engineering workflowscollaborate with developers, QA engineers, and other project stakeholders🧩 Must havesminimum 5 years of commercial software development experience, including solid experience with Javastrong knowledge of Java 17+ and Spring Bootpractical experience with Spring Framework, Spring Data JPA / Hibernate, and Spring Securitycommercial experience with at least one modern frontend framework: React, Angular, or Vue.jsgood knowledge of JavaScript / TypeScript, HTML, and CSSexperience designing and developing REST APIsgood understanding of SQL and relational databases, such as PostgreSQL or MySQLexperience with microservices or distributed systemspractical knowledge of Git, Docker, and CI/CD pipelines, using tools such as GitHub Actions, GitLab CI, or Jenkinsexperience with automated testing, including JUnit, Mockito, or similar toolshands-on experience using AI-assisted development tools, such as GitHub Copilot, Cursor, Claude Code, or ChatGPT, in daily development workunderstanding of software design principles, clean code, and application securityability to independently deliver features and solve technical problemsgood communication skills and English at B2+ level✨ Nice to haveexperience with AWS, Azure, or Google Cloudknowledge of Kubernetesexperience with Kafka, RabbitMQ, or other messaging technologiesfamiliarity with Redis or other caching solutionsexperience with GraphQLknowledge of infrastructure as code, such as Terraformexperience with application monitoring and observability tools📦 What we offerB2B contractrate: 120–150 PLN + VAT / h100% remote workopportunity to collaborate on international software development projectsmodern technology stack and engineering practicesopportunity to work with AI-assisted development toolscollaboration with experienced engineering teamsreal influence on technical decisions and delivered solutionsPlease note: This recruitment is part of our Talent Pool initiative. We are connecting with experienced Java Fullstack Developers for upcoming opportunities. Project details and potential start dates will be discussed individually as suitable opportunities become available.