Senior Fullstack Developer

In Cyclad we work with top international IT companies in order to boost their potential in delivering outstanding, cutting-edge technologies that shape the world of the future. We are currently looking for an experienced Senior Fullstack Developer to join an international team responsible for developing and maintaining modern, secure, and scalable applications supporting critical business processes. You will work in a hands-on development role across both backend and frontend technologies, contributing to high-quality software delivery while collaborating with international stakeholders in an English-speaking environment.Project information:Type of project: Product DevelopmentOffice location: Warsaw, PolandWork mode: Hybrid (3 days from the office, 2 days remotely)Budget: 100- 130 PLN net/ h- B2BProject length: Long-termOnly candidates with citizenship in the European Union and residence in PolandStart date: ASAP (depending on candidate’s availability)Project scope:Design, develop, and maintain modern fullstack applicationsBuild secure, scalable, maintainable, and testable software aligned with business requirementsDevelop and evolve Java-based microservices using Spring BootDesign and implement modern Single Page Applications (SPA) following frontend best practicesCollaborate closely with business and technical stakeholders to translate requirements into high-quality technical solutionsEnsure application reliability, performance, and service continuityFollow software engineering best practices, including code quality, testing, and security standardsParticipate in code reviews and contribute to continuous improvement initiativesWork within Agile development teams in an international English-speaking environmentSupport the evolution of existing applications while contributing to the development of new features and servicesCompetence demands:10+ years of professional experience in software developmentStrong experience as a full-stack developer with expertise in backend and frontend developmentExcellent knowledge of Java and Spring BootProven experience developing microservices-based applicationsStrong experience with modern frontend technologies and Single Page Applications (SPA)Experience designing secure, scalable, and high-performance applicationsSolid understanding of software engineering best practices, including testing, code quality, and clean architectureExperience working in Agile development environmentsStrong analytical and problem-solving skillsExcellent communication skills and ability to collaborate with business and technical stakeholdersVery good English skillsNice to have:Experience with cloud platformsKnowledge of CI/CD pipelines and DevOps practicesExperience with containerization technologies such as Docker and KubernetesExperience working in international enterprise environmentsWe offer:Hybrid working modelFull-time job agreement based on b2bPrivate medical care with dental care (covering 70% of costs)Multisport card (also for an accompanying person)Life inssuranceRecruitment process:Introductory callTechnical interviewFinal decision