ruby English-speaking jobs in Bielsko-Biała

Join our Delivery Experience squad and work on one of the industry's largest codebases. You will contribute to helping users choose delivery methods, track parcels, and pick them up using various methods. The team focuses on implementing new features, improving processes, and delivering innovative solutions.

Own commercial relationships across the entire ETF value chain, building and growing relationships with fund initiators, ManCos, custodians, market makers, and distribution platforms. Drive the full sales cycle for new ManCo relationships and negotiate commercial terms and integration roadmaps for partnerships.

Tradeify Brokerage seeks a Chief Operating Officer to design, implement, and optimize all operational functions, including trade operations, client onboarding, compliance, vendor management, and customer support.

Experienced data engineers sought to design, develop, and maintain scalable data pipelines and processing systems using Spark/Scala.

Capco Poland seeks an API Integration Engineer to design, develop, and maintain REST APIs and integration services for financial services clients.

We are seeking a Frontend Developer with at least 4 years of experience to join our team. Experience with Magento 2 frontend, Hyvä Theme, Hyvä Checkout, Alpine.js, and Tailwind CSS is required. Solid knowledge of HTML, CSS, SCSS, JavaScript (ES6), and Magento frontend architecture is also needed.

Financial Master Data and BI Specialist will build and govern Demant's global finance data foundation. This role focuses on financial master data structures, data quality, and BI solutions supporting ERP, BI, and EPM platform transformations.

Build an AI implementation agency with ORYN. Deep experience building and deploying AI systems, including LLMs, is required. Proven delivery and end-to-end ownership are essential.

The Chief Commercial Officer will develop and implement a commercial strategy, define sales targets, and manage key client relationships. The role requires experience in B2B, public procurement, and B2C sectors, strong leadership skills, and excellent communication abilities.

Supports migration, operation, and optimization of PostgreSQL databases on Google Cloud for reliable and compliant services.

Support the development of automated business processes using UiPath. Design, develop, test, and optimize automation solutions. Collaborate with the team on project meetings and discussions.

Scala Software Engineer will design and build backend software for a large-scale, high-volume event data platform. Responsibilities include ingesting, processing, and storing customer behavior events, ensuring data correctness, and collaborating with other engineers. Strong Scala skills, experience with Apache Kafka, Kubernetes, and distributed systems are required.

The Centre of Postgraduate Medical Education in Warsaw seeks a Head of Department of Epidemiology and Population Health. Applicants must hold a professorship or doctor habilitated in medical sciences, have experience managing research teams and consortia, and demonstrate achievements in research, teaching, and organizational work.

Introduce business owners to Payco's merchant payment processing solutions and earn commissions. Payco handles onboarding and customer support.

Data Engineer needed for a 3-month project (extensible) with a data-driven organization. Design and implement data solutions in a cloud-based environment (GCP preferred). Requires 3+ years of experience, Python/SQL expertise, data pipeline development, and familiarity with BI tools (Power BI, Looker). Strong analytical and communication skills are essential.

Bhumi seeks a seasoned Consultant for Philanthropic Partnerships to secure multi-year grants from foundations. Responsibilities include strategic prospecting, driving new partnerships, and leading grant development. Requires 5-8 years of experience in high-level fundraising, particularly for education.

SAP HCM Key User with 4+ years of experience supporting payroll processes in Germany. Strong knowledge of German payroll regulations and SAP HCM Payroll. Analyzes business requirements, coordinates solutions with IT, and supports payroll operations. Fluent German and English communication skills required.

QA Engineer will design, develop, and maintain automated tests for web, mobile, and API layers. Responsibilities include building web test automation using Playwright (TypeScript), creating and maintaining mobile test automation with Appium and BrowserStack, and performing API testing.

Data Masking Specialist needed for international project focused on data privacy and GDPR compliance. Design, implement, and maintain data masking solutions across development and testing environments. 5+ years of experience with data masking tools (Delphix, Informatica TDM, IBM InfoSphere Optim, Oracle Data Masking) and GDPR requirements is required.

Cogstate seeks remote Clinician Network members to deliver cognitive assessments to study subjects. Responsibilities include administering clinical interviews, cognitive tests, and scoring assessments. Must have Serbian fluency, experience with the MADRS scale, and a Master's or Doctorate in a relevant field.