5677 kraków English-speaking jobs in Poland

This performance-based role focuses on building, optimizing, and scaling high-converting funnels across various digital platforms. Responsibilities include designing funnel ecosystems, implementing A/B testing, and utilizing AI tools for copywriting and automation. Applicants must demonstrate experience with GoHighLevel, retargeting campaigns, and a proven track record of improving conversion rates.

Middle UI/UX Designer will design solutions for tech companies across Europe and the USA. Requires 3+ years of commercial UI/UX design experience, proficiency in Figma, and experience with accessibility guidelines. Must have a strong portfolio demonstrating design process and problem-solving skills. Responsibilities include gathering user requirements, collaborating with stakeholders, creating design systems, and conducting UX research.

Splunk, a Cisco company, seeks a Backend/Fullstack Software Engineer Intern to design, develop, and test software systems. Interns will work on projects involving machine learning, artificial intelligence, data analytics, and infrastructure.

The Front-End Engineer (React + Java), Officer will design, develop, and maintain enterprise-grade applications using React.js. Responsibilities include implementing reusable UI components, integrating React applications with Java-based backend services, and collaborating with UX, backend, QA, and DevOps teams. The role requires 2-4 years of experience developing SPAs using React, experience with React Hooks and component-based architecture, and familiarity with testing frameworks.

Senior FP&A Analyst will support Finance Business Partners and Analysts in reporting and analyzing key metrics. Responsibilities include forecasting, budgeting, financial analysis, cost optimization, and supporting financial reviews of key initiatives. Requires 4+ years of FP&A or General Accounting experience, a finance or accounting degree, and fluency in English.

Data / AI Engineers (junior/mid level) needed to interpret business and technical requirements and extract value from customer data using Dataiku, GCP, and other technologies.

Develop web applications using TypeScript, React, Angular, and Material Design. Collaborate with backend developers, designers, and global teams to implement user interfaces, ensure code quality, and deploy applications to the cloud.

TechnipFMC seeks a Front-end Developer for a B2B contract. Develop web applications using TypeScript, React, Angular, and Material Design. Collaborate with backend teams, designers, and globally distributed teams. Minimum 3 years experience required.

Lead Solution Architect for e-commerce, defining technology direction, designing end-to-end solutions, and providing expert guidance across project phases. Requires 10+ years in technology with 5+ years in architecture roles, deep e-commerce domain knowledge, and experience with modern e-commerce platforms and technologies.

Senior C#/.NET Developer to design and develop applications for fixed income trading processes. Requires 6-7 years of experience in system architecture, software application development, and data/message transfer and processing.

Senior/Lead DevOps Engineer will design, implement, and manage scalable infrastructure in cloud and on-premises environments. Responsibilities include implementing Infrastructure as Code (IaC), collaborating with development teams, managing Kubernetes clusters, and developing CI/CD pipelines. Experience with Terraform, Helm, Ansible, Jenkins, Docker, ArgoCD, and cloud platforms like Google Cloud is required.

Junior/Mid React Frontend Developer needed for full-time role. Contribute to front-end development within an agile team on international projects.

Senior Frontend Developer will maintain and build interfaces for a new global trading platform. Responsibilities include developing user interfaces, optimizing performance, and collaborating with developers and customers on design. Requires experience with React, Redux, JavaScript, TypeScript, and version control systems.

Hardware Electronics Engineer will design and develop electronic hardware for HVDC control & protection systems. Responsibilities include circuit design, prototyping, testing, documentation, and collaboration with global teams. Requires a Master's or Bachelor's degree in Electronics/Electrical Engineering and 3+ years of experience in hardware design.

Develop and maintain MACH™ products within the Valve Electronics domain for Hitachi Energy's HVDC technology. Contribute to the design, testing, and release of Control & Protection system hardware platforms.

Develop and maintain HVDC control products within the Valve Electronics domain. Contribute to the design, testing, and release of hardware solutions integrating FPGA and embedded software.

Lead technical architecture and strategy for large-scale search modernization programs. Drive end-to-end ownership of Lucene-based search platforms including schema design, index pipelines, scaling, and monitoring. Architect high-throughput, low-latency Java services and design advanced search relevance strategies. Prototype and productionize next-generation search features including faceted navigation, autocomplete, spell-checking, and hybrid retrieval. Mentor and guide engineering teams on search best practices and emerging AI technologies.

Develop and test hardware platforms for HVDC control and protection systems, including analogue/digital electronics, high-speed circuits, and optoelectronics. Collaborate with global teams to design, simulate, prototype, and validate solutions.

Help architect, build, iterate, and manage Inkitt's mobile and web applications. Build new features, work with Product Managers and Designers, and contribute to the product roadmap.

Senior Software Developer will develop new functionalities and support existing Sportsbook features. Collaborate across teams to deliver solutions and support diverse clients across desktop, tablet, and mobile platforms. Must have knowledge of Scrum methodology and good English skills.