47 English-speaking jobs in Częstochowa

Lead technical development of an AI-first data foundation, transforming governed events into trusted data products. Design data movement, select technologies, and establish scalable patterns for batch and near-real-time processing. Requires experience with distributed systems, Iceberg, and strong SQL/Python/Java/Scala skills.

About We are looking for a Senior Data Engineer to join a diverse, product-minded team and support an important data transformation project. This is a 3–4 month full-time project focused on transforming an existing backend — currently largely based on multiple Google Spreadsheets — into a stable and scalable Data Warehouse solution.

ECAD Engineer to design and verify multilayer PCBs for automotive applications, focusing on low-cost, high reliability, and high volume. Requires an Electronics degree, PCB design experience (digital/analog/EMI/EMC), and proficiency in CAD/simulation tools.

Experienced Data/Senior Data Engineer needed to build scalable data solutions using Databricks, Snowflake, and Data Lakes. Responsibilities include ETL/ELT pipeline development and data integration for enterprise AI systems. Requires strong SQL/Python skills.

Experienced Test Automation Engineer needed for a long-term healthcare project. Design and maintain frameworks using Playwright and TypeScript. Develop UI, API, integration, and E2E tests. Requires 5+ years in testing, 3+ in automation.

Senior Back-end Developer specializing in database technologies. Requires 6+ years of experience with MongoDB, PostgreSQL, Virtuoso Triple Store, and OpenSearch. Focus on designing, developing, and optimizing database solutions.

Experienced SAP SAC Developer needed for a pharmaceutical ERP transformation. Develop SAC Planning solutions, build reporting with SAP Datasphere, and integrate with SAP BW/4HANA and S/4HANA. Requires SAC Planning expertise and data modeling skills.

Experienced Security Architect to define security principles and design secure solutions for enterprise IT. This role embeds security into systems and applications, assesses risks, and collaborates with technical teams to ensure compliance and best practices.

Senior Full Stack AI Engineer to design and build agentic workflows and AI-powered products for enterprise customers. Requires 5+ years in software development with Python, TypeScript, AWS, Java/Spring Boot, and React experience.

Lead SAP S/4HANA FI Consultant needed for revenue management transformation. Expertise in configuring Event-Based Revenue Recognition (EBRR) and SAP Revenue Accounting and Reporting (RAR/FI-RA) is required.

Senior Data Engineer to design and scale cloud data platforms using Azure, Databricks, and Spark. Responsibilities include building production-grade pipelines, driving data architecture, and optimizing workflows. Requires 4+ years of experience and strong Python/SQL skills.

Senior Software Engineer to build and implement real-time fraud decisioning services and APIs in Python or Kotlin. This role extends the Fraud Decisioning System to new international markets. Requires 5+ years building backend systems at scale.

Experienced Security Architect to define security principles and design secure solutions across enterprise IT. This role embeds security into systems and infrastructure, assesses risks, and collaborates with technical teams to ensure compliance and best practices.

Senior Full Stack Engineer develops and maintains software using .NET, Vue.js, and TypeScript. Responsibilities include building backend services, deploying cloud solutions on Azure, and collaborating in an Agile/DevOps setup. Requires 3-5+ years of experience.

Operate and support network security infrastructure in a data center environment. Handle incidents, changes, and service requests while providing 24/7 support. Requires 8+ years in network/security engineering with experience in Juniper, Fortinet, and F5.

Senior Data Scientist role focusing on LLM Clinical NLP. Build and improve LLM/transformer pipelines to extract structured data from clinical notes. Requires hands-on NLP with BERT/RoBERTa and generative LLMs.

Senior Data Engineer to design and scale cloud data platforms using Azure, Databricks, and Spark. Responsibilities include building production-grade pipelines, driving data architecture, and implementing DataOps practices. Requires 4+ years of experience and strong Python/SQL skills.

Security Specialist - Penetration Tester role involves identifying and investigating security vulnerabilities. Responsibilities include contributing to testing methods, creating reports, and mentoring. Requires 3+ years in web/infrastructure penetration testing.

Appian Developer to build and maintain applications using the Appian low-code platform. Responsibilities include designing SAIL interfaces, workflows, and integrating with external systems via REST/SOAP APIs. Requires experience with Appian objects, SQL, and deployment.

DevOps Cloud Infrastructure Engineer needed for B2B contract to connect Flix's cloud platform with a new train fleet. Responsibilities include building secure, reliable cloud infrastructure using Terraform/Terragrunt on AWS or other major platforms.