ruby English-speaking jobs in Bielsko-Biała

International Development Instructor program offers 10-month opportunity to contribute to sustainable development projects in Malawi, Zambia, or India. Program includes 3 months of training in Denmark, 6 months of project work, and 1 month of reflection. Must be over 18, comfortable speaking English, and able to reside in Denmark.

Senior Staff Software Engineer will design, build, and maintain Java/Spring and Kafka Streams-based services processing real-time BLE and IoT telemetry. Responsibilities include owning ingress integrations with third-party location platforms, building egress pipelines, driving architectural decisions, and mentoring engineers. Requires 7+ years of backend software engineering experience, deep Apache Kafka knowledge, and experience building real-time, event-driven distributed systems.

IT Compliance Specialist supports customer inquiries, assesses contracts, and assists with tender processes. Requires a Bachelor's degree, technical or auditing IT background using ISO 27001, and excellent communication skills (fluent English).

Design and deploy LLM-based agents for a deterministic tax processing system. Connect agents to enterprise applications using REST APIs and MCP. Develop scalable A2A solutions for stateful orchestrators like LangGraph.

Senior Software Engineer designs, develops, and maintains complex software solutions. Responsibilities include leading technical discussions, driving modernization initiatives, mentoring engineers, and partnering with stakeholders to deliver business value. Requires advanced proficiency in JavaScript, TypeScript, React, and modern frontend architecture. Experience with AI-assisted software development tools and workflows is also required.

Oversee the transportation of IKEA products from suppliers to stores, ensuring smooth logistics operations. Collaborate with internal and external stakeholders to resolve daily issues and optimize processes. Analyze data, identify potential problems, and communicate effectively with stakeholders.

Support stable data exchange between the company and business partners. Implement EDI integrations, monitor data flows, and resolve issues. Collaborate with business teams, IT experts, and external partners.

This role supports SDP booking operations, ensuring deal economics and lifecycle events are accurately reflected in WSO and aligned with ICG's Investment Book of Records. Responsibilities include processing WSO activity, performing reconciliations, and collaborating with internal and external stakeholders.

Design, build, and enhance no-code applications using Bubble.io. Develop and expand Python/Django + React applications with AI tools. Translate business requirements into functional specifications.

Capgemini seeks an experienced Application Owner to ensure the performance, stability, and quality of assigned applications. The role involves monitoring KPIs, coordinating delivery, and acting as a point of contact for business stakeholders. Strong application management experience, stakeholder management skills, and fluency in French are required.

Lead end-to-end infrastructure projects, including new construction, refurbishment, and modernization, supporting aviation operations. Manage project scope, schedules, budgets, quality, change requests, and project close-out activities. Coordinate with internal stakeholders, technical teams, contractors, and public authorities.

Technical Manager to lead Engineering & Maintenance team at Petcare factory in Błonie. Responsibilities include ensuring asset reliability, leading capital projects, and building a high-performing team. Requires engineering degree, experience in manufacturing maintenance, project management, and strong leadership skills. Fluency in English and Polish required.

Build, operate, and maintain backend services and platform capabilities for a global cloud platform. Develop APIs, integrate with relational databases, and contribute to event-driven workflows. Experience with cloud platforms (GCP or AWS), containers, and CI/CD is preferred. Solid software engineering fundamentals and a focus on production ownership are essential.

Business/System Analyst needed for a leading financial services company. Analyze and document business and system requirements for interest rate and deposit products. Model processes using BPMN and collaborate with stakeholders to deliver solutions.

Senior QA Automation Engineer to design, develop, and maintain automated tests for mobile applications using Appium. Experience with React Native, CI/CD pipelines, AWS, and API testing required. Collaborate with development and product teams to ensure quality and reliability.

Data Quality Analyst provides analytical support for commission settlements, CRM process monitoring, and data quality control. Prepares reports, designs automation tools, and collaborates with teams to resolve issues and maintain data standards.

Performance Test Automation Engineer to design, implement, and execute automated performance and non-functional tests. Requires proven Java development experience, at least 4 years in test automation, and expertise in JMeter. Familiarity with tools like Maven, Selenium, Jenkins, and Git is essential. Fluent Polish required.

Provides infrastructure operations and production support for container technologies and orchestration platforms. Manages OpenShift, Docker, Kubernetes, and related tools. Contributes to automation and self-service patterns. Collaborates with teams to deliver seamless infrastructure support. Requires a bachelor's degree and experience with Unix/Linux, scripting (Python), and cloud platforms.

Senior/Expert Gameplay Programmer specializing in PCG sought for Unreal Engine game development. Design, build, and implement procedural content generation systems and tools. Collaborate with designers, artists, and programmers. Must have 6+ years Unreal Engine programming experience, including 2+ shipped titles.

BLP Digital seeks a Forward Deployed Engineer to embed in customer environments and automate enterprise business processes. Responsibilities include translating customer needs into technical solutions, building full-stack applications, and iterating based on user feedback. Requires experience automating ERP processes (SAP, Microsoft Dynamics, Oracle, NetSuite, etc.) and fluency in modern AI tooling.