ruby English-speaking jobs in Bielsko-Biała

Configure and maintain SAS components on Azure for model deployment and operation. Support modelers with publishing, versioning, and troubleshooting. Collaborate with teams to improve platform procedures and documentation.

Lead Credit Manager to manage credit product valuation models and credit strategy optimization. Oversee quarterly forecasting, act as liaison with Finance, and determine credit decisioning framework. Requires 8+ years experience in credit risk management for retail credit portfolios, expertise in credit product valuation models, and experience with data-driven decision making using Python or SQL.

Experienced RF Network Planning Engineer needed for TETRA projects in Poland. Plan and design radio networks, including coverage planning, frequency planning, and network configuration. Create RF network plans and perform site search and selection. Analyze drive test data and support network optimization. Requires 3+ years of experience in planning radio networks and proficiency in RF network planning tools. Fluent in Polish and English.

Senior Data Scientist to contribute to payment and investment fraud prevention strategy. Responsibilities include data analysis, developing fraud prevention initiatives, and collaborating with stakeholders. Requires 3+ years of experience, strong Python and SQL skills, and knowledge of financial crime prevention and payment scheme regulations.

SAP HCM PT Consultants needed for a multi-site implementation in Poland. Experience in end-to-end implementations, Time Management configuration, and project lifecycle phases required.

The ISO Analyst supports audit and assurance teams in performing ISO 27001 certification assessments. This role assists in audit planning, evidence review, report preparation, and quality assurance. The Analyst requires strong attention to detail, communication skills, and a foundational understanding of management systems and information security principles.

Designs, develops, and maintains high-quality Android applications. Implements new features and improves existing functionality based on product requirements. Collaborates with cross-functional teams. Requires 4 years of Android development experience, strong Kotlin proficiency, and knowledge of Android SDK, architecture, and Jetpack libraries.

Regional Sales Director - AdTech will identify, prospect, and close new business with advertising agencies, brands, and media companies. This role focuses on building pipeline and closing net-new business, working with programmatic buyers and agency leadership.

Senior UX Researcher will own the UX research direction for assigned projects, ensuring player experience remains central to development. Responsibilities include translating game vision into research plans, conducting studies, analyzing data, and reporting findings.

Are you passionate about helping customers and solving problems? We’re looking for a Customer Solutions Specialist to join our team and support our Polish‑speaking customers with technical queries and inquiries. If you are a good communicator, love troubleshooting, and enjoy providing excellent customer service, we would love to hear from you!

Business Analyst with 3+ years of experience in Finance, Energy, Telecom, Manufacturing, Data, eCommerce, Retail, Transport, or Health sectors. Proficient in Agile methodologies and AI tools. Expert in workflow mapping and stakeholder management. Strong communication and problem-solving skills.

Operations & Project Support Intern will monitor project dashboards, track task progress, and escalate issues. Support Agile Masters with meeting coordination and organize team events. Assist with technical upgrade projects and document management.

Design and implement AI/ML solutions, develop scalable machine learning models, and create architectures for NLP applications. Provide technical leadership and guidance to data scientists and engineers.

Provides technical leadership for hot gas path repair NPI, PCO, and MYA programs within the AMRT team. Collaborates with global development teams to deploy technologies for new repairs and upgrades. Works with Product Line and Customer Service Engineering to address fleet issues.

Global Process Owner / Expert P2P will standardize, document, and continuously improve Procure-to-Pay (P2P) processes across all group entities and Shared Service Centres (SSCs). Responsibilities include defining and governing the global end-to-end P2P process, analyzing and mapping P2P processes, and designing and harmonizing global standards.

OFSAA ERM Technical Consultant needed for Basel and Liquidity Risk Management module development, data integration, and customization. Requires strong OFSAA, FSDF, SQL/PL-SQL, and Basel regulatory framework experience. Banking/Financial Services domain expertise is mandatory.

Senior SAP SD Consultant with S/4HANA experience needed to support and enhance Sales & Finance processes. Responsibilities include designing and supporting SAP SD processes, analyzing business requirements, and collaborating with technical teams.

Leads commercial growth for ZURU's FMCG brands in Benelux and Nordic markets. Develops and implements commercial strategies, manages key accounts, and drives sales, P&L, and supply targets.

Senior Business Systems Analyst for Poland Migration to STEP platform. Requires 10+ years of Business Analysis experience and 2-3 years of SQL experience. Leads cross-functional business unit migration, conducts gap analysis, and streamlines processes. Translates business requirements into technical documentation and oversees user and system testing.

Full Stack Engineer will build and scale real-time, data-driven services using Java, Spring Boot, React, TypeScript, and AWS. Responsibilities include developing microservices, designing APIs, and delivering responsive interfaces. Must have 4+ years of backend development experience with Java, Spring Boot, and OpenAPI. Experience with WebSockets, relational databases, and cloud providers is required.