8603 English-speaking jobs in Kraków

The Continuous Improvement Senior Consultant supports Global HR Operations Leadership Team and HR Operations Teams by managing projects, process improvements, and change initiatives. The role involves project leadership, stakeholder management, and promoting a culture of continuous improvement.

Postdoctoral researcher to facilitate collaboration and oversee integration of experimental and simulation results in a NCN Sonata Bis research project. Responsibilities include data analysis, model tuning, and communication between modeling and experimental experts.

Senior Software Engineer (Android + Backend) will design, implement, and maintain high-quality Android features and backend services. Collaborate with product managers, designers, and fellow engineers to deliver customer-facing features. Translate complex requirements into efficient, maintainable, and reliable code. Develop features in both native Android apps (Kotlin/Java) and backend services (C#).

Ensures compliance with international quality and regulatory standards across EAME sites. Manages internal and external audits, customer complaints, and continuous improvement initiatives. Collaborates with stakeholders to enhance customer satisfaction and reduce quality costs.

Senior Data Engineer to design, develop, and maintain BigQuery data pipelines and workflows. Collaborate with teams to understand data requirements and ensure data integrity. Identify opportunities for performance optimization and implement solutions.

Senior Software Engineer focused on Endpoint development in the Operational Technology (OT) space. Designs, develops, and maintains communication protocols and integrates them into Tanium applications.

Develop and maintain Rublon SSO, a cloud-hosted identity provider enabling multi-factor authentication for cloud services. Responsibilities include developing cloud-hosted software on AWS, enabling user logins via SSO portal, and connecting cloud services using SAML and OpenID Connect. Requires 5+ years of commercial PHP and Laravel experience, cloud software architecture knowledge, and experience building scalable cloud systems.

Senior QA Automation Engineer will lead test case development, conduct manual and automated testing, and mentor junior testers. Requires experience with Selenium WebDriver, RESTful APIs, performance testing, and cloud environments. Familiarity with Agile/Scrum methodologies and tools like Jira and Confluence is also needed.

Design and implement AI-driven workflows across the Software Development Lifecycle. Develop and orchestrate AI agents. 5+ years of software development experience, strong .NET and/or Python proficiency, and experience with AI-assisted development tools required.

Senior Fullstack Engineer will design, develop, and maintain production-grade platforms for global clients. Experience in web application development, backend technologies (Ruby, Python, JavaScript), and frontend technologies (Vue, React) is required.

Senior Software Engineer will design, build, and deploy production-grade AI systems. Responsibilities include developing Retrieval-Augmented Generation (RAG) systems, AI agents, and integrating the latest AI technologies. Requires 5+ years of software engineering experience with Python, TypeScript, or Java, experience with databases, and hands-on experience with RAG systems, AI agents, and LLM APIs.

Engineering Knowledge Lead will develop and maintain a global engineering knowledge base, ensuring accurate and up-to-date information across teams. Responsibilities include managing design guidelines, lessons learned, and internal standards, driving tool adoption, and delivering training programs. Requires a Master's Degree in a relevant field, automotive experience, knowledge representation expertise, and fluency in English.

Leads strategy, optimization, and continuous improvement of global HR technology platforms, including SuccessFactors and Cornerstone LMS. Manages system governance, data integrity, security, compliance, and change management across all SuccessFactors modules. Oversees administration, configuration, and maintenance of the HRIS platform. Drives end-to-end project lifecycle activities for HR technology projects. Coordinates with HR, IT, Compliance, and functional stakeholders to align system capabilities with Novocure's strategic objectives.

Product Manager will define and execute the product vision for short-form video experiences in the QVC app, driving customer engagement and conversion. Lead cross-functional teams to deliver mobile features and experiences. Collaborate with design and engineering teams to create customer-centric solutions. Manage stakeholder relationships and stay ahead of mobile and social commerce trends.

Senior Full Stack Engineer will design, build, and maintain features for a next-generation gaming market intelligence platform. Responsibilities include expanding console data coverage, collaborating with product and data teams, and contributing to architectural decisions. Requires solid knowledge of Node.js, TypeScript, PostgreSQL, and frontend frameworks like Angular, Vue, or React.

Chief Of Staff to Startup CEO - EdTech. Responsibilities include managing CEO's calendar, priorities, and personal admin, negotiating with vendors, owning complex projects, and building scalable operating systems. Must have strong analytical background, project management skills, and thrive in a fast-paced environment.

Senior Game Developer - Player Experience and Game Feel will build and iterate on player-facing features across gameplay, metagame, and UI. You will work closely with Designers, Artists, and other Developers to bring ideas to life with precision and care.

Highly organized and proactive Personal Assistant / Project Manager to support Country Head and collaborate with leaders across departments. Responsibilities include coordination of office activities, business management, and providing assistant support. Requires several years of experience in a similar role, strong MS Office skills, and excellent communication and time management. Good German knowledge is an asset.

Lead and develop Operations (Fund Administration) teams, implement operational strategy, and manage transformation projects. Ensure client satisfaction, contracted SLAs/KPIs, and reporting of unit performance. Drive process optimization and automation projects.

Principal Full-Stack Software Engineer will design and build scalable backend and full-stack solutions, define service architecture, and deliver high-quality code. Responsibilities include providing technical leadership, collaborating with product managers and engineers, and supporting the integration of backend services with frontend applications. Requires a B.S. or M.S. in Computer Science, Engineering, or a related field and 9+ years of professional software development experience with strong expertise in backend engineering. Expertise in Java, Spring, and Spring Boot, including microservices, REST API design, dependency injection, testing, and performance tuning is required. Familiarity with React and modern JavaScript/TypeScript, Node.js, AWS cloud services, and containers is also needed.