ruby English-speaking jobs in Lublin

Lead and motivate a team of Sales Advisors to deliver exceptional customer service and achieve sales targets. Oversee daily store operations, ensuring efficiency and brand alignment. Analyze sales data and collaborate with the Store Manager to maximize department performance.

Senior DevOps Engineer will own the infrastructure for AI products, including cloud environments, deployment pipelines, and Kubernetes. Responsibilities include building and running cloud environments, ensuring reliability, managing security and tenant isolation, and working with engineers to ensure smooth deployments. Requires experience with Azure, Kubernetes (AKS), Terraform, Helm, GitHub Actions, microservices, and multi-tenant architecture.

Senior Embedded Software Engineer designs and develops high-reliability software for next-generation subsea control systems.

Job DescriptionDesign, build, and deliver features and projects across C#, .

Business Operations Assistant will monitor customer payments, support sales invoicing, and manage hardware inventory. The role requires strong Excel skills, attention to detail, and fluency in English.

Senior Marketing Specialist will plan, coordinate, and implement promotional cycles across the retail network, focusing on convenience, food, and beverage categories. The role requires close collaboration with Retail Operations, Category Managers, and cross-functional teams to ensure effective execution of marketing campaigns at the store level. Experience managing multi-site promotions and print processes is required.

Senior Quest Designer will co-create the vision of a new project, design quests using Unreal Engine 5, and integrate assets into a seamless player experience. Requires 4+ years of experience in Quest or Mission Design, high creativity, narrative proficiency, and experience with visual scripting tools.

The Site Coordinator supports clinical study sites in trial activities, ensuring adherence to ICH-GCP and protocol requirements. Responsibilities include communication with sponsors and CROs, scheduling monitoring visits, tracking patient enrollment, and managing study documentation.

Overview We are looking for an enthusiastic, adaptable, people‑oriented DevOps Engineer to join our team.

Senior Python Backend Developer to design, build, and operate scalable services and data pipelines for maritime geospatial and temporal analytics. Develop production-grade APIs and microservices, integrate with Neo4j, and leverage Databricks. Collaborate with architecture, data engineering, and product teams to translate domain models into clean, testable code using Domain-Driven Design. Lead features end-to-end, from technical discovery and design through implementation, testing, deployment, and runtime monitoring.

Java Developer & Team Lead responsible for enhancing and maintaining Charles River Development modules. Analyzes, designs, develops, tests, and debugs software solutions. Collaborates with Business Analysts and Product Managers. Leads a team of engineers. Requires 7+ years of Java application development experience and 2+ years of team leadership experience.

Playable Ads Developer will convert existing games into playable HTML5 games and create tools for advertising. Requires 2+ years of experience developing Playable Ads or HTML games, familiarity with HTML5, CSS, and cross-platform composition, and a portfolio of Playable Ads examples.

Senior Accountant responsible for driving statutory and tax compliance, leading audit engagements, and ensuring accurate financial reporting for Cisco legal entities.

Accounts Receivable Specialist will perform daily AR accounting operations, including journal booking, intercompany activities, and reconciliation for France and Germany. Responsibilities include processing, verifying, and clearing receivables, ensuring compliance with company policies and accounting standards, and conducting monthly closing processes. The role requires strong communication skills, proficiency in German or French, and experience with ERP systems.

Full-Stack Developer (React Java) will design, develop, and maintain enterprise-grade applications using React.js and Java. Responsibilities include implementing reusable UI components, integrating React applications with Java backend services, and participating in the agile software development process.

Provides comprehensive support to Executives (LG2-LG3) in EMEA, including calendar management, travel coordination, expense reporting, and event planning. Manages complex calendars, books travel arrangements, processes expense reports, and organizes meetings and events. Requires 1-3 years of Executive Support experience, fluency in English, and proficiency in ESS tools (Egencia, Concur, Outlook).

Senior Business Applications Analyst responsible for post-deployment support, application monitoring, change management, incident management, and problem management. Requires strong Java/J2EE, SQL, scripting, and monitoring tool knowledge. Experience with CI/CD pipelines and automation is essential.

Leads receivables, collections, bad debt, and credit risk management processes globally, ensuring compliance and operational efficiency. Provides data-driven insights and recommendations on collections strategies and credit risk exposure. Acts as a trusted partner to assigned businesses, aligning their requirements with standardized processes. Drives process standardization, harmonization, and automation initiatives. Develops and manages talent within the team.

Iteration Manager with strong agile methodologies knowledge will support technology teams in delivering game enhancing solutions. Experience facilitating agile ceremonies, managing Jira, and collaborating with multidisciplinary teams is required. Agile certification is essential.

QA Automation Engineer will validate data-driven products within an analytics platform. Responsibilities include executing manual and automated tests, validating data transformations, and creating test cases. Must have 2-4 years of QA experience, strong SQL skills, API testing experience, and familiarity with Jira or similar tools.