ruby English-speaking jobs in Bielsko-Biała
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Operations Shift Supervisor (Control Room Operator)
- Opex Energy
- ostrołęka
- July 22
Experienced Operations Shift Supervisor (Control Room Operator) needed for commissioning, start-up, and operation of a Combined Cycle Power Plant. Responsibilities include supervising plant operations, coordinating field and control room personnel, and ensuring safe, reliable, and efficient operation. Proven experience in Combined Cycle Power Plant operation, DCS control room operation, and shift supervision required. English proficiency is mandatory.
Senior Application Architect (M/F/D) at DSV
- DSV
- warszawa
- July 22
Senior Application Architect will drive system-level design and implementation of greenfield components for DocES, focusing on scalability, availability, and security. Collaborate with various teams to enhance stability and drive improvements. Design integrations and ensure alignment with enterprise data platform relations. Maintain system design documentation and act as a backup domain SME for DocES. Mentor the development team on backend design best practices and cloud-native architectures. Analyze component observability data to drive continuous improvement.
Senior Change Manager room Wrocław
- Bpxglobal
- wrocław
- July 22
Senior Change Manager to lead large transformational projects, capturing business requirements, defining project scope, and managing project timelines. Requires 8+ years of experience as a Project Manager/Change Manager, experience with Finance/Procurement systems, and fluency in English.
Senior Python Engineer, DataFeed Team
- Fliff Inc.
- warszawa
- July 22
Senior Python Engineer to design, build, and maintain Python services for sports data ingestion, transformation, and distribution. Integrate with third-party sports data providers and build reliable pipelines for near real-time and batch data processing. Improve data validation, reconciliation, monitoring, alerting, and replay tooling. Collaborate with backend, product, trading, QA, and platform teams. Requires 5+ years of strong production experience with Python, Django, and Apache Kafka. Solid understanding of APIs, distributed systems, async processing, and data pipelines. Strong SQL skills and experience with relational databases, especially PostgreSQL. Experience integrating with external APIs, feeds, or third-party data providers. Ability to reason carefully about data correctness, edge cases, and failure modes. Experience with monitoring, logging, alerting, and debugging production systems. Senior ownership mindset with strong problem-solving skills and comfort doing code reviews.
Network Specialist, Virtualization expertise (Warsaw) – EU Public Agencies
- Twtspain
- warszawa
- July 22
Network Specialist with virtualization expertise required for Frontex. 50% on-site, 50% remote. Minimum 5 years experience in similar roles. Requires Cisco CCNA or equivalent. Expertise in VMware NSX-T, ESX networking, and Palo Alto firewalls. EU Confidential security clearance required.
Senior/Staff Backend Software Engineer
- Mr Wolf Sp. z o.o.
- Warsaw
- July 22
Senior Test Automation Engineer
- Hitachi ABB Power Grids
- łódź
- July 22
Senior Test Automation Engineer will design and build automated testing solutions for Azure-based data and analytics platforms. Responsibilities include validating data transformations, integrations, and business rules, and contributing to testing standards and best practices. Requires a degree in Computer Science, Engineering, or related field, strong programming skills in Python, and experience with test automation frameworks and Azure data services.
Product Owner D&T Compliance & Reporting
- Heineken
- kraków
- July 22
This Product Owner role within HEINEKEN Global Shared Services Center focuses on executing, assessing, and reporting Security Control Effectiveness Assessment (SCEA) compliance. Responsibilities include leading automation initiatives, coordinating with vendors and OpCos, managing risk reporting, and implementing compliance with external frameworks.
Remote Cyber Security Engineer
- Bayer
- Warsaw
- July 22
Applied Data Scientist - Manufacturing
- Vesuvius CSD Sp. z o. o.
- kraków
- July 22
Applied Data Scientist will work closely with manufacturing, planning, commercial, and operations teams to identify and solve business problems using Data & AI. Responsibilities include translating business challenges into technical solutions, building hands-on solutions using Python, SQL, and modern Data & AI technologies, and collaborating with Data Engineering and IT teams.
Client Onboarding Senior Analyst (Maternity Cover)
- Citi
- warszawa
- July 22
This is a maternity cover role for a Client Onboarding Senior Analyst. The role requires in-depth disciplinary knowledge and expertise in account opening and maintenance processes. Responsibilities include collaborating with internal partners, processing client instructions, and ensuring adherence to procedures, regulations, and deadlines. The ideal candidate will have 7-10 years of experience in financial services, strong communication skills, and the ability to work independently and as part of a team.
Remote Security Specialist
- Toyota Digital HUB & SSC (TME NV/SA)
- Poland
- July 22
Account Manager (Oncology)
- BD Mexico
- warszawa
- July 22
Develop and implement sales strategies for oncology products. Manage key accounts and identify new business opportunities. Build relationships with healthcare professionals and provide product support.
Model Validation Senior Analyst
- Citigroup Inc.
- warszawa
- July 22
Perform independent validation of models used in Global Functions (Liquidity, Treasury, Operational Risk, etc.) ensuring compliance with Citi Model Risk Management Policy. Collaborate with Risk and Business teams on qualitative models. Contribute to reports and documentation for MRM senior management.
IT Service Manager (Mainframe) | f/m/d
- ERGO Technology & Services S.A.
- Warsaw
- July 22
Staff Software Engineer, Vertex AI, Workbench
- Software Careers
- warszawa
- July 22
Staff Software Engineer to lead a team enhancing Vertex AI Notebooks, including Workbench Enterprise. Requires experience in Java, Golang, TypeScript, or Python, cloud computing, distributed systems, and micro services. Familiarity with Google's production environment or Google Cloud is essential.
Medical Science Liaison
- Alk Abello Spa
- warszawa
- July 22
The Medical Science Liaison builds and maintains relationships with healthcare professionals, communicates scientific data, and supports the safe and effective use of company products.
Senior Manual Tester – Web and Backend Systems
- ITDS Polska Sp. z o.o.
- Warsaw
- July 22
Knowledge Manager with German
- Capgemini Polska
- wrocław
- July 22
Leads the end-to-end knowledge management process, capturing insights, maintaining a knowledge repository, and promoting best practices. Collaborates with teams to ensure knowledge sharing, provides training on KM tools, and analyzes processes for improvement.
Senior iOS Engineer @ smartpatient
- smartpatient
- Łódź
- July 22















