ruby English-speaking jobs in Lublin

Software engineer specializing in game development, focused on validating, integrating, and optimizing FSR across engines, platforms, and GPUs. Responsibilities include testing game compatibility and performance, working with research specialists, and developing automated integration tests. Requires experience with software development processes, debugging, and object-oriented programming (C/C++ preferred).

Drive and anchor a holistic code quality concept, defining and promoting best practices, coding standards, and design principles. Act as a technical lead for code quality across teams, driving adoption of SonarQube and embedding code quality into CI/CD pipelines.

Experienced Linux System Administrator needed for a long-term contract in Warsaw. Strong Red Hat Linux skills, Veritas Backup and Veritas Cluster Server expertise, and patching experience required. Troubleshooting, network knowledge, and excellent communication skills are essential.

If you’re looking for a dynamic, fulfilling career with flexibility and a world‑class employee experience, you’ll find it here. We’re recognized around the world for our inclusive, meaningful culture and innovative technologies by organizations like Fast Company, Forbes, Newsweek and more.

Designs, implements, and estimates technical solutions for medium/high complexity applications. Collaborates with project stakeholders to clarify requirements, processes, and architecture. Recommends and promotes IT industry standards and practices.

This role involves managing customer communication, reviewing aging reports, calculating bad debt, and maintaining customer master data.

Senior Backend Engineer to design, build, and scale cloud services for AI-powered edge devices. Responsibilities include managing device observability, OTA updates, and fleet operations. Requires 5+ years of experience with AWS services (EKS, S3, SQS, RDS, Cognito, Lambda), Python or Go, Kubernetes, and relational/document databases.

We are redefining healthcare delivery to make a greater impact today, tomorrow, and beyond. Our Baxter colleagues are united by our Mission to Save and Sustain Lives. Together, our community is driven by a culture of courage, trust, and collaboration. Every individual is empowered to take ownership and make a meaningful impact.

As a Principal Forward Deployed Engineer, you will deploy JetBrains Central platform into enterprise environments and help organizations transition to governed AI-native development. You will design AI adoption strategies, integrate cloud-based agent execution, and collaborate with product teams to shape the platform.

Responsible for global end-to-end enterprise backup and restore services in hybrid environments. Ensures availability, integrity, and performance of backup and restore solutions. Operates and enhances backup platforms including Dell Data Protect, Commvault, and IBM Spectrum Protect. Manages integrations with storage and hardware vendors. Oversees service delivery in cooperation with external service providers. Prepares and maintains documentation, reports, and dashboards. Ensures compliance with regulatory requirements. Provides guidance on backup, restore, and disaster recovery strategies. Tracks delivery issues and mitigating actions. Manages operational key metrics and identifies adjustments. Communicates with stakeholders on major incidents.

Product Development Engineer will support engineering and product development activities, collaborating with developers, engineers, and stakeholders. Responsibilities include assisting with technical problem-solving, maintaining development tools, and contributing to knowledge sharing.

Design, implement, and support solutions across Power Platform, Microsoft 365, and infrastructure services. Ensure services are operated according to standards, policies, and security requirements. Provide 3rd-level support for complex issues and translate business requirements into technical solutions.

Senior Account Manager will lead a team of four, managing client relationships, project execution, and budget planning. Requires 3-5 years of client service experience in an agency environment, proven team management, and knowledge of e-commerce ecosystems.

Data Flow Engineer needed for a project with a public-sector client in Warsaw. Design, build, test, and maintain complex data pipelines using Apache NiFi, Kafka, Iceberg, and the Cloudera Data Platform. Collaborate with data engineers, architects, and business teams to ensure reliable, secure, and well-documented data flows.

Senior Contracts Engineer will draft, negotiate, and manage contracts for CCGT projects, including EPC, PPAs, O&M agreements, and supplier contracts. Ensures compliance with legal and regulatory requirements. Supports project execution, amendments, and close-out processes. Identifies and mitigates contractual risks. Requires an MSc in Engineering and 5+ years of experience in construction/energy sector. Excellent communication, negotiation, and analytical skills are essential.

This 12-month fixed-term contract role focuses on optimizing global payroll operations processes, driving standardization, and introducing automation to improve efficiency and accuracy. The role involves designing, building, and testing robust payroll processes, partnering with the Payroll Manager, and supporting payroll-related transformation initiatives. Strong experience in process improvement, payroll operations in a multi-entity environment, and experience with UK and US payroll is required.

Java Hybris Developer analyzes customer requirements, develops solutions, and implements them using Hybris, SAP Commerce, Spring, MVC, and related technologies.

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Provides strategic and operational support to Category Managers. Manages the procurement process, including supplier identification, negotiation, and contract management. Analyzes data, resolves delivery issues, and supports the achievement of procurement KPIs.

The Cash Management Analyst supports global treasury operations by ensuring efficient cash flow management, liquidity optimization, and accurate execution of daily cash activities. This role collaborates with internal and external stakeholders to maintain operational processes, strengthen internal controls, and drive continuous improvement initiatives.