ruby English-speaking jobs in Opole Voivodeship

Senior Business Performance Analyst to support financial planning, reporting, and analysis across EMEA. Experience in FP&A or controlling within a manufacturing environment required. Strong analytical skills and experience working with senior stakeholders.

Middle Automation Mobile Test Engineer designs and develops automated test scripts for mobile and web applications using JavaScript (Appium, Maestro). Builds, maintains, and improves the automated test framework. Analyzes requirements, identifies test scenarios, and prepares test data. Collaborates with developers and stakeholders to clarify requirements and resolve issues. Investigates defects, analyzes root causes, and ensures proper test coverage. Participates in code reviews to improve test quality and maintain best practices. Contributes to defining quality standards, acceptance criteria, and testing strategies.

Designs and delivers enterprise-level Salesforce solutions for commercial teams. Partners with stakeholders to translate business needs into technical requirements and roadmaps. Leads solution design across areas such as customer data, account planning, and marketing automation. Guides business leaders through technical decisions and ensures alignment across regions and functions.

Accounts Payable Specialist with 2+ years of experience and strong German (B2/C1) and English skills. Processes invoices, prepares payments, performs account reconciliations, and supports month-end/year-end closing activities. Experience with SAP and MS Excel required. Hybrid work model (3 days in office).

Develop and maintain high-quality, responsive user interfaces. Collaborate with designers and developers to implement front-end solutions.

Manages the Treasury Accounting Team, ensuring timely and compliant completion of processes. Handles complex technical accounting queries related to derivatives, processes, and systems. Leads the resolution of issues raised by the team and ensures deadlines are met. Coordinates the Period End Close process for Treasury Accounting and supports the production of financial and management reports. Collaborates with Finance Risk Management, Group Technical Accounting Manager, and OpCo Financial Controllers. Implements and monitors hedging strategies, manages the Investment Portfolio, and supports cash and debt management. Drives process improvements and automation for Treasury processes. Ensures compliance with regulatory and reporting requirements. Builds and manages the Treasury Accounting Team, fostering a culture of high performance and continuous improvement.

Senior General Ledger Accountant needed for John Deere Polska Business Service Center in Poznań. Requires 2+ years of experience in General Ledger accounting, strong US GAAP knowledge, and advanced Excel skills. Must be able to prepare and review financial statements, perform variance analysis, and collaborate with internal and external stakeholders.

Lead the development of next-generation image and video generation foundation models. Co-design, train, and iterate on large-scale diffusion models, focusing on architecture, training recipes, and post-training techniques. Collaborate with engineering and product to productionize research. Mentor a small team of researchers.

The Director of Sales & Distribution leads all sales and distribution efforts for the hotel, providing day-to-day leadership to sales associates to achieve property sales objectives. Develops and manages stakeholder relationships, ensuring sales and revenue strategies align with area and continent strategy. Executes Marriott's global distribution strategy and ensures sales and marketing activities follow Marriott's channel standards and policies. Drives customer satisfaction and service, focusing on sales effectiveness and creative customer-driven solutions. Responsible for using data analysis to explore new business opportunities and competitive analysis to help the hotel win market share.

Partners with strategic clients to ensure success with Meta. Develops and implements ROI-driven marketing strategies, optimizes complex opportunities, and provides data-driven solutions. Manages account operations, campaign planning and execution, and client reporting. Requires 10+ years of experience in ad sales, marketing, media, or consulting.

Senior Real-Time Linux Developer will build high-performance systems interfacing with custom FPGA-based SmartNICs. Requires 5+ years of experience in low-level Linux development using C or C++ in a real-time/embedded environment. Knowledge of networking fundamentals and linux-based IP networking is essential. Experience interfacing linux with custom hardware devices is required.

Senior VMware Telco Cloud Platform Architect needed for customer projects. Design automated data center and telecommunications solutions. Requires 3+ years VMware Telco Cloud Platform experience and 5+ years in Software Defined Data Center (e.g., VMware vSphere, vSAN, NSX, VCF).

Software Development Engineer will design and implement web and mobile architectures, write integrations, and collaborate with teams to deliver scalable solutions. Requires 3+ years of experience building large-scale web architectures and strong knowledge of backend programming languages.

The GV Payroll Specialist processes payroll for clients according to country legislation and acts as their point of contact for payroll-related topics. This role requires advanced local legal knowledge, 1+ year of SAP payroll processing experience or 2+ years of local payroll processing experience, and strong communication skills in English and the local service language.

Salesforce Business Analyst will analyze business requirements, data insights, and platform capabilities. Responsibilities include defining project scope, analyzing Salesforce production data, and collaborating with cross-functional teams. Requires 5+ years of experience with Salesforce production data, strong business analysis skills, and fluency in Polish.

As a DevOps Engineer, you will design and build cloud infrastructure, implement CI/CD pipelines, and ensure the smooth delivery of digital products. You will translate architectural designs into production-ready Infrastructure as Code, focusing on Azure technologies and automation.

Shape platform and software engineering development by defining competencies, designing training, and measuring progress. Coordinate internal experts and external providers to deliver high-quality training. Track KPIs and drive continuous improvement.

Conduct research on engineering materials using spectroscopic methods (ICP-MS, FTIR, Raman, etc.). Operate, supervise, and maintain research facilities. Prepare reports, publications, and presentations. Collaborate with research groups and external partners. PhD in materials engineering, physics, mechanics, or related field required. Proven research experience and knowledge of materials engineering, solid-state physics, and spectroscopic techniques are essential. Strong analytical, communication, and teamwork skills are necessary. Fluency in English is required.

Senior Deep Learning Engineer will design, train, and deploy machine learning models for perception in production settings. Expertise in PyTorch, Python, CUDA, and related skills is required. Experience with 3D vision, video/temporal behavior models, or vision-language models is desired.

Experienced Key Account Manager (Modern Trade) to achieve sales and margin targets within key accounts. Builds and maintains client relationships, analyzes customer needs, negotiates commercial terms, and collaborates with internal departments. Minimum 3 years of experience required.