ruby English-speaking jobs in Opole Voivodeship

Senior Data Science Engineer to design, develop, and scale data-driven and AI/ML solutions for HVDC Digital R&D. Responsibilities include end-to-end analytical solutions, model development, and production deployment. Requires 5+ years of experience in data science, applied AI/ML, and strong Python programming skills.

Manage and organize collections and dispute management activities according to policy. Execute the collection process for defined customers and follow up on relevant queries. Maintain relationships with customers and stakeholders. Responsible for compliance of ICS controls.

Junior SAP EAM Consultant to work with business stakeholders, understand requirements, and provide optimal solutions in Enterprise Asset Management. Requires 1+ years of experience, knowledge of Plant Maintenance processes, SAP PM/EAM CS module, and data transformation techniques.

Experienced Master Planner needed for Supply Chain Business Development. Lead end-to-end supply planning, translate demand into actionable plans, and ensure reliable deliveries. Collaborate across departments to optimize capacity, materials, and inventory.

Collections Specialist needed for a 5-month fixed-term contract. Manage a portfolio of accounts receivable, make outbound collection calls, and ensure timely system updates. Fluent English and French required.

Lead Data Analyst will create dashboards, analyze data, and partner with product, marketing, and operations teams to influence decisions. Requires proven experience as a Data Analyst, strong SQL skills, and experience building dbt models.

Lead growth across Revolut Business in central and eastern Europe by developing go-to-market strategies, managing campaign calendars, and analyzing data to inform strategy.

Leads and executes strategic Sales Operations projects, analyzes sales and market data, and develops dashboards to guide commercial decisions. Supports pricing, territory planning, and sales performance tracking. Collaborates cross-functionally to ensure alignment and operational efficiency.

Senior operational leader to establish and scale a European service center, building and leading a multi-functional team. Will design and implement a global service delivery model, own operational delivery, and partner with stakeholders to align operations with business strategy.

Senior Software Engineer will architect and scale backend systems for solar installations. Responsibilities include developing new features, integrating with partners, and building new products. Requires 5+ years of experience in software engineering, proficiency in Java, and excellent communication skills.

Junior Operator/Production Worker needed for the Plywood Department. Training provided. Must be available for a 3-shift system, Monday-Friday.

Power System Engineer (Cable Specialist) will model, analyze, and design HV cables, developing future strategies for clients. Responsibilities include feasibility studies, master planning, and designing underground HV cable systems. Requires a Master's degree in Electrical Engineering and 5+ years of relevant experience. Proficiency in tools like CymCap, Cableizer, COMSOL, AutoCAD, MATLAB, and MS Office is needed.

Processes and validates PO-based supplier invoices, resolves invoice workflow issues, and investigates discrepancies. Collaborates with suppliers and internal stakeholders to ensure timely payment processing and compliance with company policies. Supports reconciliation activities, process improvement initiatives, and provides guidance to junior team members.

Specialised heavy lift technician for MCE exchanges on jack-up vessels across Europe. Requires experience in offshore wind, GWO certifications, and LOLER competences. Must be flexible for 14/14 offshore rotations.

Program/Project Manager to lead global technology evaluations, RFPs, and enterprise system migrations. Experience with MarTech, digital platforms, and Social Media management technologies required. Strong stakeholder management and project planning skills essential.

HR & Accounting Assistant provides administrative support for HR and accounting tasks, including processing documents, onboarding/offboarding, and supporting payroll. Also assists with office events and general office administration. Requires fluency in Polish and English and the ability to commute to the Krakow office four days per week.

Tether seeks highly motivated MSc or PhD interns to research and improve open-source video and multimodal video generation foundation models. Interns will focus on areas such as pre-training, fine-tuning, inference, architecture design, or evaluation.

Line Manager will drive operational excellence and a safe work environment. Responsibilities include managing production processes, leading continuous improvement initiatives, and ensuring compliance with safety principles.

Senior Product Manager to build voice and text conversational experiences for AI triage. Own the product roadmap, drive discovery, shape AI-powered features, and collaborate cross-functionally. Requires 4+ years of product management experience, experience shipping AI products, and working in a regulated industry. Fluent English required.

Network Architect to design, implement, and maintain enterprise-grade network infrastructure in Data Center and cloud environments. Experience with AWS networking solutions, including Direct Connect, BGP-based routing, CloudFront, and Route53 is required.