ruby English-speaking jobs in Bielsko-Biała

Customer Service Representatives provide support to merchants, analyze operational data, and engage in sales discussions to retain and reactivate accounts.

Senior Java Consultant will develop and maintain shared platform and infrastructure services in a large banking environment. Responsibilities include collaborating with internal clients, ensuring high availability of services, and participating in 24/7 on-call rotations.

This role supports the Sales agenda by extracting and analyzing data from sales reporting systems. The individual will create reports, maintain customer databases, and assist KAMs with sales-related activities.

The Regional Head of HR serves as a strategic business partner to the regional team and schools, delivering HR guidance and support. This role develops and delivers a regional people plan aligned with ISP's global strategy, driving business goals and supporting school leadership teams. Responsibilities include workforce planning, talent development, performance management, and organizational design. The Regional Head of HR will also partner with regional and school leaders, provide expert guidance on employee relations matters, and ensure HR processes comply with local employment laws and ISP Group policies.

Lead SAP SD consulting engagements, providing solutions from problem definition to deployment. Experience with full life cycle implementations of SAP S/4HANA SD, including multi-country rollouts, is required. Must have knowledge of integration with other modules (MM/FI/PP/WM) and experience in requirement gathering, design, testing, documentation, and deployment support.

Senior QA Engineer will analyze business requirements and technical specifications for VoIP/Voice/real-time communication systems. Responsibilities include designing and executing test strategies, investigating call flows and media streams, and simulating network impairments. Requires 5+ years of software testing experience with 2+ years in VoIP systems, strong SIP protocol understanding, and experience testing call center systems.

Payroll Administrator supporting Czech and Slovak Delivery teams. Responsibilities include data entry, payroll software maintenance, and administrative tasks. Requires excellent communication, organizational, and problem-solving skills.

Lead Business/System Analyst to build a unified payment orchestration platform for a large international organization. Responsibilities include leading a team of analysts, defining payment orchestration logic, and collaborating with stakeholders to design payment flows. Requires 4+ years of experience in Business and/or System Analysis, experience leading BA/SA teams, and strong communication skills.

Back End Developer to design and implement a SaaS newsroom control system. Responsibilities include product development, media technology, cloud infrastructure, collaboration, performance optimization, testing, and documentation. Must be proficient in Python and have experience with Node.js, API development, containerization, message brokers, databases, CI/CD pipelines, and testing frameworks.

The Credit Analyst will assess customer credit risk, recommend credit limits, and monitor account performance. This role requires strong analytical skills, stakeholder communication, and financial acumen.

The Global Services Lab Network/Systems Engineer will set up, configure, document, and maintain network and infrastructure systems and virtual machine environments. This role will also create and maintain scripts and tools for lab automation, support the lab's backup system, and troubleshoot issues.

Full Stack Developer will design and implement features across the full stack, including backend APIs, admin dashboards, and client-facing React applications. Responsibilities include writing and maintaining PostgreSQL schemas, building responsive React interfaces, and collaborating with AI coding assistants. Must have strong TypeScript proficiency, React experience, and PostgreSQL knowledge.

The QA Engineer will validate UI and ITSM SelfService Portal functionalities, including catalog creation, request workflows, ticketing, REST API integrations, and end-to-end flow testing. This role requires strong experience in testing Angular web applications and service catalog workflows.

Senior Software Engineer will design, develop, and optimize high-availability software solutions. Responsibilities include facilitating workshops, communicating across organizational levels, and implementing software quality controls. Must have advanced Python 3 skills, Linux/Unix experience, and knowledge of Jira, Confluence, PyTest, JUnit, Mockito, and AWS. C++, DevOps, and Terraform experience are beneficial.

Freelance AI trainer for leading tech companies. Design physics problems, evaluate AI solutions, and validate calculations using Python.

Oversee and coordinate payroll for Germany, Italy, Spain, and The Netherlands, ensuring accurate and timely execution across multiple service providers.

Design, implement, and operate cloud infrastructures using Terraform/Terragrunt and Git-based CI/CD workflows. Manage Kubernetes-based platforms, including deployment, configuration, monitoring, and troubleshooting. Automate platform processes to enhance reliability, scalability, and efficiency. Integrate managed cloud services across AWS, Azure, and GCP. Collaborate with an international agile team to deliver high-quality solutions.

Experienced DevOps Engineer to strengthen and evolve product infrastructure. Responsibilities include deploying, configuring, and maintaining infrastructure, collaborating with engineering teams, and creating technical documentation. Requires 5+ years of experience, expertise in Linux servers, scripting, and database administration, and strong knowledge of IaC, CI/CD, and cloud platforms. Ukrainian language proficiency is mandatory.

Experienced Sales Manager to develop and execute the Modern Trade GTM strategy for a leading European FMCG brand in Poland. Will build and manage key client relationships, drive sales growth, and collaborate with marketing and regional teams. Requires proven business development experience, strong market knowledge, and fluency in Polish and English.

Senior Material Planner will manage replenishment strategy, review MRP output, and collaborate with stakeholders to ensure material availability. Responsibilities include managing material exceptions, tracking supplier performance, and collaborating with Project Teams on system implementations.