ruby English-speaking jobs in Bielsko-Biała

Manages greenfield and brownfield manufacturing and industrial projects from concept to completion. Leads tender processes and advises project teams. Oversees client and commercial management, including contract administration and risk management. Requires a technical education in buildings construction, minimum 5 years project management experience, and Polish building license. Fluency in Polish and English is required.

Senior Python Engineer to lead design and development of complex features for a SaaS application. Drive technical decisions and own end-to-end implementation of solutions. Minimum 6 years of software development experience with strong Python expertise.

Product Data Scientist will partner with product teams and business leaders to understand Agentic AI use cases and collaborate with data scientists globally to improve user experience. Responsibilities include developing insights to steer the Agentic AI framework roadmap, proposing solutions to business problems using GenAI and Agentic AI techniques, and writing production-grade code.

Data Scientist to design and implement Marketing Mix Models (MMM) to measure marketing ROI and optimize channel performance. Collect, clean, and integrate marketing and sales data. Conduct statistical analysis and modeling. Visualize and present results for business stakeholders. Collaborate with marketing, finance, and analytics teams.

Experienced Tech Project Manager needed to lead mid-scale and large-impact technology projects. Responsibilities include technical design, requirements analysis, stakeholder management, risk mitigation, and data-driven decision making. Must have 5+ years of experience, strong technical knowledge, and fluency in English.

Leads the implementation of agile software development projects, DevOps practices, and test automation for HERE's mapmaking platform. Manages software development teams, mentors engineers, and partners with product management. Requires experience with Java, PostgreSQL, AWS cloud services, and Big Data processing frameworks.

C++ Technical Architect with 12+ years of experience needed. Design and implement software solutions and service frameworks using C++. Translate business requirements into design patterns and strategies. Must have a Bachelor's degree in a related field and experience in project management and service-oriented architecture.

Key Account Manager needed to execute sales strategy, manage client portfolio, and achieve revenue targets. Requires 4-6 years of complex solution selling experience, proven success in international business, and strong communication and negotiation skills.

Senior Product Designer to shape Tylko's furniture configurator, designing and improving a tool for real-time customization, 3D visualization, and dynamic pricing.

Lead a team of D365 BC consultants and developers, overseeing implementations and ensuring robust system architecture. Collaborate with cross-functional teams to align ERP strategies with business goals.

Software Senior Principal Engineer will design, develop, and implement complex software systems and storage environments. Responsibilities include contributing to software specifications, test strategies, and core software development primarily using C/C++ and Python. Requires a University Degree and 10 years of experience with high-performing software quality teams.

Program Manager (Client Partner track) to own outcomes across multiple initiatives for a strategic client. Senior, trusted point of contact balancing delivery excellence with commercial growth. Orchestrate multi-team execution, shape roadmaps, and expand the relationship through upsell and cross-sell.

Experienced Software Development Manager / Tech Lead needed to lead and grow engineering teams. Responsibilities include technical strategy, system architecture, code quality, mentoring, and communication with stakeholders. Strong .NET, cloud (Azure), and DevOps experience required. Fluent English essential.

Senior Data Engineer will design, implement, and optimize cloud-based data solutions. Responsibilities include building data models, pipelines, and ensuring data integrity. Requires 4+ years of experience delivering data warehouse/lake/BI solutions, 2+ years with cloud services (Azure preferred), Python proficiency, SQL and data analysis skills, and knowledge of cloud architecture, security, and networking.

Node.js Developer will manage data exchange between server and client applications, building server-side logic, maintaining the core database, and ensuring optimal performance. Requires 5+ years experience, proficiency in JavaScript and Node.js, and hands-on experience with REST, MySQL/PostgreSQL, WebSocket, MongoDB, Redis, and related technologies. Familiarity with Docker and AWS infrastructure is also needed.

Design, develop, and test components of the Transfer Agency Investor Onboarding system. Integrate in-house systems with vendor solutions and resolve reported issues.

Experienced Business Analyst to connect business needs with technical solutions, shaping APIs for external partners. Responsibilities include analyzing business processes, gathering requirements, and collaborating with developers and testers. Requires 3+ years of experience in a Business Analyst role, experience in the financial industry, and knowledge of API documentation and testing tools.

Business Analyst with 5+ years experience in IT projects, supporting voice platform initiatives (e.g., call flows, bots, integrations). Collaborates with Scrum teams, product owners, and developers to define user stories, acceptance criteria, and support estimation. Strong understanding of Agile delivery, especially Scrum ceremonies and estimation techniques. Fluency in English required.

Senior Privacy Technology Manager will architect and build privacy technologies leveraging APIs, AI, and cloud infrastructure. This role requires a strategic thinker with a strong analytical mindset and the ability to translate privacy requirements into scalable technical solutions. The role involves leading and mentoring a small team of developers, managing onboarding of brands to privacy platforms, and coordinating cross-functional efforts.

Senior Software Engineer to develop multi-platform IoT applications in Xamarin for industrial and laboratory equipment. Requires a degree in Computer Science, 3+ years of experience, advanced C# and .NET knowledge, and experience with mobile app development.