Frontend-Focused Full Stack Developer (Java/Kotlin) with German

We are seeking a Regular Full Stack Developer (Java/Kotlin) to join a development team responsible for maintaining and enhancing a well-established financial platform serving wealth management institutions across the DACH region. This position offers a balanced Full Stack experience with a strong frontend focus. Approximately 70% of your work will be dedicated to frontend development, while 30% will involve backend development, debugging, and business logic implementation within the Java/Kotlin ecosystem. As part of an experienced team, you will work on a mature Financial CRM, advisory support platform, and client portal used by financial services organizations. The role focuses on extending and customizing existing functionalities, debugging business processes, resolving production issues, and contributing to the continued evolution of a stable, business-critical product. Requirements: Minimum 2–3 years of commercial experience as a Full Stack Developer, Java Developer, or Kotlin DeveloperGood knowledge of frontend web application developmentVery good knowledge of CSS and HTMLPractical experience with JavaScriptExperience working with Java or Kotlin on the backend sideKnowledge of Kotlin or willingness to develop expertise in this technologyAbility to use Java/Kotlin debuggers and analyze existing codebasesExperience in developing and maintaining existing applicationsKnowledge of the Spring FrameworkExperience with GitStrong analytical and problem-solving skills, with the ability to work independentlyGerman language proficiency at C1 level or higher (mandatory) due to daily communication and collaboration within a German-speaking project teamPolish language proficiency at B1 level or higher Nice to Have: Experience with VaadinExperience in Full Stack Kotlin projectsExperience in the banking or financial services sectorUnderstanding of wealth management processes and productsFamiliarity with reactive data modelsExperience working with monolithic business applicationsKnowledge of Spring BootExperience with jOOQExperience with Aspose or similar document generation libraries Benefits: A 12-month engagement with a strong possibility of extensionRemote work with occasional visits to the office and the client site. Work primarily from home while having the opportunity, and occasionally the need, to meet in our Wrocław officeA team-oriented culture built on openness, trust, and mutual supportEngaging projects and the opportunity to work on impactful solutions across various industries, including e-learning, energy, finance, manufacturing, and logisticsCollaboration with international teams and clients, providing practical opportunities to develop your English and/or German language skillsCompany-funded language courses in English and German for all proficiency levels, including lessons with native speakersA comprehensive benefits package, including:Private healthcare (LuxMed)Life insurance (Unum)Multisport card