ruby English-speaking jobs in Bielsko-Biała

Senior Mashup Developer to design, develop, and enhance React.js applications integrating QlikSense API and dynamic dashboards. Requires 10+ years of front-end development experience, expertise in TypeScript, ES6, D3.js, and AG-Grid, and experience with WebSockets and unit testing frameworks.

Manages relationships with temporary employment agencies and contingent workforce suppliers in Poland, Czech Republic, and Romania. Conducts audits, negotiates contracts, and analyzes the temporary staffing market. Develops and implements strategies for the contingent workforce and ensures compliance with labor law.

Finance Manager responsible for financial management of the Polish entity, ensuring efficient and compliant processes. Develops and optimizes finance structures, oversees core operations (P2P, receivables, cash flow), and manages statutory reporting. Requires a finance degree, senior finance experience, IFRS/PL GAAP knowledge, and strong analytical skills.

The Trade, Transport & Logistics Global Reporting and Analytics Senior Specialist develops, maintains, and optimizes reports and dashboards to support global Transport & Logistics activities. This role performs data analysis, collaborates on process improvement projects, and ensures data quality and consistency. The specialist partners with stakeholders to understand reporting needs and translate business requirements into analytical solutions.

Lead Business Analyst for an international infrastructure transformation project focused on storage migration. Responsibilities include leading a team of Business Analysts, planning and coordinating migration activities, and maintaining Power BI dashboards. Requires experience with NAS technologies (CIFS, NFS), NAS migration projects, Power Apps, Excel, and Power BI. Fluent English required.

Accounting Controller will oversee financial statement preparation, lead general ledger activities, and ensure compliance with regulations. Manage the accounting team, coordinate audits, and implement process improvements. Requires 10+ years of accounting experience, a Master's degree, and fluency in English. Experience with ERP systems and knowledge of IFRS and Local GAAP are essential.

Senior Site Reliability Engineer will design, develop, and manage applications and infrastructure for Akamai's Compute products. Responsibilities include developing software, services, and tools, and collaborating with teams to troubleshoot problems. Requires expert Linux experience, virtualization knowledge, and experience with CI/CD pipelines and infrastructure management tools.

Build and optimize data pipelines for ingesting, processing, and transforming data to produce a cloud cost chargeback dataset. Develop ETL processes, data models, and database structures. Implement data storage solutions and integrations with internal and external data sources.

Senior Fullstack Developer to design, develop, and maintain fullstack applications with a focus on backend and modern frontend architectures. Experience with Java, Spring Boot, Kafka, SQL, Redis, Node.js, TypeScript, and Angular required.

Global NPI Manufacturing Systems Engineer will lead manufacturing engineering activities for new product introductions, drive DFM/DFA, DFMEA, and PFMEA activities, and design manufacturing processes for power electronics. The role requires 5+ years of experience in manufacturing engineering, industrialization, or NPI environments and fluency in English.

Leads development and maintenance of a global engineering knowledge base, ensuring accurate and up-to-date information across teams. Drives adoption of new tools and systems, develops training programs, and fosters a culture of knowledge sharing. Requires a Master's Degree in a technical field, automotive experience, and strong communication skills.

Experienced Project Manager needed for full-time role in Kraków. Manage project delivery, timelines, budgets, risks, and forecasts. Drive alignment between customer needs, product strategy, and engineering decisions. Lead Agile delivery across cross-functional teams.

Senior HR Business Partner to build and lead HR function in a global fintech company. Partner with technology leaders, develop HR processes, and implement talent strategies. Requires 7-10 years of HRBP experience in fast-growing tech companies, proven C-level stakeholder management, and expertise in recruitment, performance management, and HR operations.

Designs clinical databases for new studies using EDC systems, including CRFs, edit checks, and study roles. Performs post-go-live changes, unit testing, and quality control reviews. Develops and maintains database design procedural documents and provides mentorship to junior designers. Requires a B.Sc. in Biological Sciences or Computer Science and five years of related experience, including two to three years developing Inform, DFdiscover, Clinical One, or Medidata Rave databases.

Leads medium to complex centralization projects in GA and AR accounting. Manages project scope, cost, timelines, resources, risk, change, and communication. Plans, coordinates, and delivers project phases. Assesses process migration potential, creates migration models, and identifies risks. Coordinates migration team knowledge transfer. Ensures project compliance with internal policies and plans. Requires a university degree in finance, accounting, or economics, SSC/BPO experience, and experience coordinating migration projects. Fluent English and MS Excel required.

Manages the day-to-day operations of invoice to payment processing, month-end close, and master supplier data management. Provides leadership and mentorship to a team, ensuring accurate and timely processing. Requires relevant industry experience, strong communication skills, and a Bachelor's Degree in Accounting plus 5 years of Accounts Payable experience.

Design and implement modern C++ components for an embedded gateway runtime, enabling device-cloud interaction. Develop applications for communication, energy management, and smart home integration. Contribute to a modular, service-oriented architecture on embedded Linux.

Biogen seeks an Associate Director, Enterprise Architecture to define and govern technology architecture for the Global Commercial & Medical organization. This role ensures technology solutions align with business strategy, regulatory requirements, and deliver secure, scalable outcomes. The individual will lead architecture for Commercial & Medical domains, develop roadmaps, and guide integration strategy across diverse platforms.

Lead and coordinate AI R&D projects and the day-to-day operations of the AI R&D unit. Plan, deliver, and manage AI R&D projects, including PoCs and prototypes. Coordinate intake, capacity, and prioritization across the unit's ongoing work. Collaborate with product managers, designers, researchers, engineers, and business stakeholders. Manage backlogs and roadmaps in Jira and Jira Product Discovery (JPD).

This 6-month fixed-term contract role manages, organizes, and validates product prices within SAP to ensure accuracy. The Pricing Analyst collaborates with sales, accounting, and customer service teams, setting prices, discounts, and rebates, issuing credit notes, and managing customer debit notes/invoices.