ruby English-speaking jobs in Bielsko-Biała

Senior Network Engineer to ensure reliable network operations across a global environment. Responsibilities include operating and maintaining SD-WAN, LAN, Wi-Fi, VPN, and perimeter security. Experience with global or follow-the-sun environments, ISPs, and carriers is required.

Senior Consultant will design future-ready finance operating models, governance frameworks, and reporting capabilities. Improve end-to-end finance processes and support projects related to finance transformation, shared services, transactional accounting, and post-merger integration.

Leads a Data & Analytics team, partnering with global Business Leaders to deliver accurate, timely, and insightful reporting and analysis. Focuses on finance, operational, and selected HR/people reporting, driving process improvements, automation, and data-driven decision making. Designs, builds, and implements automation solutions, manages a portfolio of improvement and automation initiatives, and provides expertise in process optimization and digitization.

Define and implement test strategies, plans, and quality metrics for complex transformation initiatives. Coordinate test execution, defect management, and release activities. Collaborate with stakeholders to align testing across multiple workstreams. Assess and recommend improvements to the existing testing tool landscape.

Data Engineer to design, build, and maintain scalable data pipelines for internal metrics, dashboards, and reporting. Analyze and improve data collection, storage, and retrieval processes. Collaborate with data scientists and other teams to drive data-driven decision-making.

The Data Platform Go-to-Market Partner will develop and execute go-to-market strategies for enterprise data platforms. This role translates technical capabilities into business value narratives and adoption roadmaps, driving alignment across Data, AI, and RDT Business organizations.

Lead Engineer responsible for designing, developing, and deploying security solutions. Experience with Python, GCP, Kubernetes, and CI/CD pipelines is required. Strong leadership and communication skills are essential.

Lead the delivery of complex offshore wind monitoring projects from tender to handover. Manage multidisciplinary teams, budgets, and client relationships.

Leads and manages identity operations, including incident management, service requests, and access management processes. Provides technical leadership and oversight across Active Directory, Microsoft Entra ID, SailPoint, and other identity platforms. Drives automation and process standardization to improve operational efficiency.

Lead a mobile engineering squad focused on building and evolving Castorama Polska's mobile app, e-commerce platform, and back-office systems. Manage team members, ensure successful delivery of projects, and foster continuous improvement.

Lead projects focused on radar-supported ADAS functions, such as Bicycle/Pedestrian Emergency Braking and Traffic Jam Pilot. Manage distributed, international teams, ensuring seamless collaboration and delivering high-quality solutions. Act as the primary customer interface, managing communication, requirements, and expectations.

Staff Software Engineer will design, develop, and deliver software solutions utilizing AI technologies. Experience with Python, JavaScript, React, and AWS cloud technologies is required.

Senior Software Engineer will build core, multiplatform SDK features in C++23 and Typescript, working on SDK UI features and monitoring system telemetry. Responsibilities include development of integration and E2E tests, investigations of security vulnerabilities, and collaboration with teams across the company. Requires 5+ years of experience in C++ 17/23 and STL library, 2+ years in Typescript and React, and knowledge of TCP/IP, HTTP, REST APIs, and client-server architectures.

R&D Delivery Manager will drive execution across R&D initiatives, releases, SDK integrations, and product improvements. Coordinate between Engineering, Product, Design, QA, DevOps, Data, Monetization, UA, and business stakeholders. Manage timelines, risks, dependencies, and delivery dashboards. Improve development workflows and cross-team communication. Provide clear status updates to leadership.

Experienced Software Engineer to build and scale a high-performance trade management platform. Focus on distributed, event-driven systems in Rust with some C#/.NET.

Senior Python Developer with DevOps skills sought for remote role. Responsibilities include optimizing IaC tools, improving CI/CD pipelines, and collaborating with infrastructure teams. Requires 4+ years of experience, strong Python skills, Terraform and GCP proficiency, Kubernetes and CI/CD experience, and fluency in Polish and English.

Data Engineer needed to design and develop ETL/ELT processes using Informatica and Microsoft technologies like Data Factory and Synapse Spark. Support data migration to Microsoft Fabric and ensure data quality and governance. Requires 3-4 years of experience with Informatica tools and Azure services, strong SQL and Python skills, and fluency in Polish and English.

Goldman Sachs seeks an Applied AI Researcher to drive the adoption of AI and ML technologies. Responsibilities include collaborating on production machine-learning systems, conceptualizing and assessing AI/ML-based software, and developing and maintaining code. Requires a Master's or Ph.D. in a relevant field and 4+ years of experience in software development for quantitative investment workflows.

Design, develop, and maintain scalable backend systems using Java. Collaborate on projects including REST APIs, microservices, and financial systems like card payments and treasury management.

Senior Sales Account Manager for Biosense Webster in Central Poland (Warsaw or Łódź). Responsible for meeting sales targets, developing account plans, and managing relationships with physicians. Requires a degree, sales experience in cardiology or electrophysiology, fluency in English and Polish, and strong communication and organizational skills.