hr English-speaking jobs in Legionowo

Designs and implements backend services and APIs to automate provisioning, configuration, and lifecycle operations for CoreWeave's global server fleet. Develops Kubernetes custom resource definitions (CRDs) and integrates with vendor and internal APIs. Collaborates with hardware engineering, data center operations, and platform teams.

Regulatory Senior Specialist ensures product compliance with legal and customer requirements for detergent products. Responsibilities include classification of chemical mixtures, safety data sheet development, and monitoring legal acts. Requires a Bachelor's degree in a relevant field, fluency in English, and experience with REACH, CLP, and the Detergents Regulation.

Solutions Architect will design and develop cloud-based and on-premises solutions for clients. Responsibilities include consulting with clients, creating architectural visions, and producing detailed specifications. Requires expertise in multi-vendor service integrations, software, operating systems, and infrastructure designs. Must have experience in client engagement, consulting, and agile development environments. A bachelor's degree in a related field is required.

Develop automation solutions and cloud services using Python. Support application teams with deploying and operating workloads in AWS. Build and maintain Infrastructure as Code using Terraform.

Experienced Front-End Engineer needed for hybrid role. 5+ years building modern web applications with TypeScript and React. Expertise in Cypress, Playwright, Webpack, and AG Grid required. Strong understanding of front-end architecture and best practices.

Leads a team of 10 engineers, responsible for technical and delivery outcomes. Drives team goals, manages incidents, and improves engineering processes. Sets development goals for reports, participates in hiring, and fosters a healthy team dynamic. Requires strong backend technical skills, particularly Java and AWS infrastructure, and excellent communication in English. Experience with AIDLC is advantageous.

Java Developer with C++ experience needed to maintain and develop applications for Derivatives Principal Flow Trading Business. Responsibilities include migrating existing C++ components to Java and developing new functionality. Must have 5+ years of Java experience, knowledge of TCP/IP, networking, and event streaming.

Manages global Product Master Data strategy, operations, and projects across Alcon franchises and regions. Develops and implements Master Data Governance guidelines to ensure data quality and compliance. Leads and coaches a team, provides training, and supports business projects requiring product master data expertise. Requires 7+ years of experience in Manufacturing and Supply Chain, fluency in English, and strong SAP MM knowledge.

Global Consumer Insights and Data Analyst will provide analysis and insights to enhance understanding of category and consumer dynamics. The role supports the business in translating market data and consumer research into actionable recommendations.

Senior Manager, Product Data Science & Experimentation will own the health, velocity, quality, governance, and organizational maturity of experimentation across Viator and Tripadvisor. Responsibilities include defining and enforcing experimentation standards, driving experimentation velocity, and partnering with Product, Engineering, Data Engineering, and Product Data Science leadership.

Develop and sustain the system software stack for Pixel devices. Design, develop, test, deploy, maintain, and improve software quality. Triage product or system issues and debug/track/resolve them.

The Procurement Manager sources equipment, materials, and services for complex energy generation projects. This role negotiates supplier agreements, identifies and evaluates suppliers, and manages procurement budgets. The ideal candidate has 5-10+ years of procurement experience in the energy, CHP, or EPC sectors, a bachelor's degree in a relevant field, and strong negotiation skills.

As a Senior FP&A Analyst, you will partner with finance and business stakeholders to deliver accurate planning, reporting, and analysis for the International Sports portfolio. You will prepare forecasts, budgets, and variance reports, and support strategic decision-making through financial analysis and modeling.

Lead the development and optimization of advanced hydrodynamic evaporation systems based on supercavitation for industrial water treatment. Design, model, and scale-up systems, perform engineering calculations, and analyze experimental results. Collaborate with R&D teams on innovative water treatment technologies.

Costing Analyst will lead and control actual costing processes, manage price variances, and maintain material master data. Responsibilities include performing cost analysis, providing insights, and collaborating with stakeholders to improve processes. Requires a university degree in a relevant field, +7 years of experience, fluency in English, and proficiency in SAP MM and Excel.

Designs and builds user interfaces for GenAI and agentic AI services. Develops modern, responsive frontends using React and TypeScript, focusing on intuitive and polished product experiences. Integrates frontends with backend APIs, LLM services, and streaming endpoints. Collaborates with engineers, designers, and consultants on cross-functional teams.

Senior Business Analyst to join the team developing a POS and back-office system for retail and hospitality businesses. Focus on understanding client business processes and translating them into clear requirements. Requires 5+ years of experience as a Business Analyst with strong understanding of retail processes and experience working directly with clients.

PwC seeks Finance Transformation Consultants to support global and local clients on projects including Finance Operating Model Transformation, end-to-end process transformation, and technology solutions.

Develop and scale cutting-edge AI models to advance democratization of frontier intelligence. Collaborate with a global team to design, build, and deploy models across reasoning, code, and multimodal applications.

Experienced MRO Category Manager needed to lead strategic procurement for manufacturing sites in Germany and the Netherlands. Develop and execute EMEA-wide MRO category strategy, including sourcing initiatives, supplier relationship management, and cost savings initiatives. Requires 5-8+ years of procurement experience, including MRO category management, and fluency in English. German and/or Dutch language skills are beneficial.