python English-speaking jobs in Chorzów

Data Engineer specializing in Azure Databricks needed to design, develop, and maintain data pipelines and Lakehouse architectures. Responsibilities include building data transformations using PySpark and SQL, implementing Delta Lake, and integrating data from various sources. Requires 3+ years of experience in data engineering, strong Azure Databricks skills, and experience with data pipelines using Azure Data Factory.

Execute SOX testing for Business Controls (ICFR) and IT General Controls (ITGC), including Test of Design (TOD) and Test of Operating Effectiveness (TOE). Review and document audit-ready evidence, prepare workpapers, and track remediation plans. Support documentation standards and methodologies, and participate in walkthroughs with stakeholders.

Senior LLM Optimization Engineer to optimize and monitor LLM prompts for data extraction from property schedules. Requires Python proficiency, prompt engineering/LLM optimization experience, data analytics expertise, and familiarity with Grafana dashboards.

We’re looking for a skilled and proactive Senior Full Stack Developer with strong expertise in Java and React to join our engineering team. In this role, you'll take part in designing and building scalable web applications end to end - from robust backend services to modern, responsive frontends.

Senior Data Engineer to design, build, and own scalable data pipelines and architectures in Snowflake. Experience with dbt, performance tuning, and large-scale data processing required.

Senior Solutions Architect to operate, develop, and manage the Workplace Automation environment, including Microsoft System Center Orchestrator and integrations. Requires experience designing, implementing, and managing automation scripting and proficiency in Microsoft SCO and Workplace Automation solutions.

Lead Data Engineer with GCP and PySpark expertise sought for a client in the digital media and streaming industry. Responsibilities include technical leadership, team guidance, and data platform migration support.

Senior Boomi Engineer / Architect needed for designing, implementing, and optimizing integration processes using Boomi Integration, Flow, API Management, and MDM. Experience with REST/SOAP, JSON, XML, and data mapping is required. Must have knowledge of CI/CD automation and experience monitoring and troubleshooting Boomi processes.

Leads and manages Supply Chain Management (SCM) activities for Bars & Rods within ArcelorMittal Long Products Europe. Drives efficiency and operational excellence across planning, logistics, and performance monitoring.

DevOps Engineer needed for a financial project focused on Financial Crime Prevention. Responsibilities include development and configuration of sanctions management solutions, working with Linux/Unix environments, and supporting CI/CD pipelines. Experience with NetReveal or similar AML/Fraud platforms, GIT, JIRA, Confluence, and DB2/Oracle is required.

Junior Java Developer to build robust, configurable applications using Java 17+, Spring Boot, and PostgreSQL.

Senior Business Analyst needed for API Engine development on a B2B SaaS platform. 5+ years of experience as a Business Analyst with a focus on API-first products and integration-heavy platforms required. Must have experience managing requirements for complex ecosystems, including ERP integrations and hybrid platform coexistence. Strong communication and collaboration skills are essential.

Senior Character Artist to create high-quality, optimized stylized characters for mobile platforms in Unity3D. Responsibilities include modeling, texturing, shading, and integrating characters into Unity3D, ensuring performance and visual quality.

Machine Learning Engineer to design and implement end-to-end MLOps pipelines on Azure. Requires strong Python skills, experience with ML frameworks (PyTorch, TensorFlow, scikit-learn), and Azure services (Azure ML, AKS, Azure DevOps). Must have hands-on experience with containerization (Docker, Kubernetes) and MLOps practices (MLflow).

Lead a QA team focused on ensuring high-quality, stable delivery of landing page projects. Own and evolve the Playwright-based test architecture, define coding standards, and collaborate with manual QA engineers. Manage a small QA team, conduct performance reviews, and plan sprint testing activities. Oversee end-to-end testing processes, maintain test documentation, and define QA metrics.

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.

Marketing Automation Consultant will implement marketing automation solutions using Salesforce Marketing Cloud. Responsibilities include designing and implementing marketing automation programs, analyzing marketing processes, and collaborating with clients. Requires 2+ years of experience with marketing automation tools, digital marketing knowledge, and strong communication skills.

Senior Software Engineer needed for dynamic, fast-paced projects. Must have knowledge of React, React Native, Node.js, Python, Elixir, or Blockchain technologies. Strong English and Polish communication skills required.

Design and implement scalable data pipelines on AWS using Glue, Spark, and SQL. Develop data models for analytical use cases and ensure data reliability and quality.

Senior AI Operations Engineer will design, build, and optimize AI pipelines, deploy and maintain models in production, and mentor junior engineers. Requires a Bachelor's degree, 4+ years of experience in AI Ops, ML, or DevOps, and proficiency in Python, SQL, and AI/ML frameworks.