ruby English-speaking jobs in Bielsko-Biała

Develops, deploys, and optimizes AI-based applications using AWS services. Builds and maintains APIs and microservices. Ensures AI solutions adhere to security, development, and governance standards.

Support Analyst Intern will assist the Process Excellence team in automation, analytics, and continuous improvement initiatives for finance services. Interns will support users, diagnose technical issues, and collaborate with team members to ensure service quality.

Senior Sportsbook UI/UX Designer to shape user experiences across a sportsbook platform. Collaborate with Product Managers, Engineering, and QA to design platform-level experiences for operators, admins, traders, and internal teams. Create wireframes, user flows, storyboards, and interactive prototypes. Contribute to a scalable design system and stay informed about industry trends. Bachelor's or Master's degree in UX/UI Design or related field and 5+ years of experience in UX design. Strong portfolio showcasing end-to-end UX work. Proficiency in design tools and experience working with design systems. Excellent communication and collaboration skills. Sports betting or iGaming domain knowledge preferred.

QA Engineer will design, execute, and automate tests for APIs and web applications. Responsibilities include story grooming, test case design, manual and automated testing, and contributing to CI/CD pipelines. Requires 2-3 years of QA experience, strong API testing skills, and a willingness to learn automation. Must be comfortable working on-site in Warsaw twice a week.

OKX seeks a Business Development Manager to expand its network of affiliates and Key Opinion Leaders in Poland and the broader Eastern European Union. The role involves affiliate recruitment, relationship management, partnership expansion, and competitor analysis.

Monitors quality of DN products, systems, and networks. Integrates applications into monitoring solutions and builds/maintains test frameworks. Conducts quality assurance inspections and tests to ensure proper operation and defect-free products.

This two-year graduate program offers an opportunity to build leadership skills and start a career with a global healthcare company. The program provides a broad understanding of the company and its various business areas.

Senior .NET / SQL Developer will develop and implement web application features, participate in the full software development lifecycle, and maintain existing codebases. Requires 5+ years of experience, strong SQL Server skills, and experience with .NET / C# or a willingness to learn.

Cyber Security Consultant needed to ensure the effectiveness and compliance of DLP solutions across multiple data channels. The role involves monitoring DLP solutions, designing and implementing use cases, and providing advisory support to stakeholders. Requires hands-on experience with enterprise-grade cyber security solutions and a broad knowledge of cyber security, data privacy, and compliance.

Senior Quality Assurance Engineer will design, develop, and execute comprehensive test strategies for industrial software solutions. Responsibilities include manual and automated testing, API testing, and defect management. Experience with Python and JavaScript for automation, test automation frameworks, and CI/CD pipelines is required.

Media Buyer to procure traffic from advertising networks, test and optimize campaigns, and analyze ROI. Requires 3+ years of experience with Popunder, Push, Native, and Banner formats in the gambling/betting industry. Must have experience with marketing tools like Keitaro, Voluum, Tableau, and AdHearts.

IT Specialist to provide 1st and 2nd level support for employees in Poland. Responsibilities include troubleshooting hardware, software, and application issues, managing user accounts, and collaborating with international IT teams. Requires IT education, experience in IT support, strong Microsoft 365 knowledge, and advanced English skills.

DevOps Engineer will collaborate with Engineering, Quality Assurance, and Support teams to build, automate, and operate large-scale systems. Responsibilities include assisting with infrastructure setup and maintenance, contributing code for infrastructure as code and configuration as code, and ensuring system fault tolerance and high availability.

Site Planning Business Process Expert will optimize processes, data, tools, and ways of working to improve planning accuracy and execution quality. This role defines and documents business, operational, and compliance requirements for Site Planning processes. The expert will also create and manage dashboards and reports to track performance and improvement opportunities.

Talent Acquisition Intern to support Iberia, France & Benelux recruitment efforts. Full-cycle recruitment for internships including job posting, sourcing, interviewing, and offer management. Support hiring managers in developing target candidate profiles and attracting internship candidates. Must be a student in Human Resources, Business Administration, Communication, Psychology, or a related field with excellent English & German communication skills.

Remote CCTV Virtual Guard monitors over 30,000 surveillance cameras in the NY metro and Boston area for illegal and unusual activities. Reports findings to on-site security, company security, and NYPD. Requires computer network knowledge, CCTV account administration, and TeamViewer experience. Must be a Poland resident with previous on-site security experience and report writing skills.

Lead and grow organic search and AI-driven visibility efforts for a global Support-as-a-Service company. Set SEO strategies, optimize website and content, manage a link-building team, and collaborate with cross-functional teams to drive traffic and conversions across multiple markets.

Provides administrative and project tracking support to Project Managers and Clinical Trial Managers. Assists with study documentation, data collection, and quality control audits. Coordinates trial materials, study progress tracking, and site communication. Supports meeting coordination, report generation, and other project activities.

The Medical Science Liaison provides disease state and product information to healthcare professionals, collaborates with internal teams, and educates stakeholders on clinical and scientific data.

This role involves designing, developing, and implementing data sets and metrics for Patient Services (PS) reporting and analysis. The Database Engineer will troubleshoot technical issues, provide support to business users, and perform statistical analysis. Requires a minimum of 2 years of experience analyzing large data sets, a Bachelor's degree in a relevant field, proficiency in English, and strong knowledge of Business Intelligence Tools (Power BI or Tableau). Experience with Enterprise SQL Databases (Snowflake or Oracle preferred) and advanced analytic/data science tools is also required.