ruby English-speaking jobs in Bielsko-Biała

QA Engineer will create and execute automated and manual tests to ensure optimal system performance. Collaborate with development and support teams to deliver high-quality applications. Develop and maintain test plans, document QA processes, and advocate for best practices. Requires 5+ years of QA experience, strong automation background, finance expertise, and experience with SQL, APIs, and programming languages (Java, C#, Python).

Security Engineer will drive IT security standards across LotusFlare's cloud-native DNO stack. Responsibilities include implementing security technologies, managing cloud-native runtime environment security, and performing security testing.

Senior HR Business Partner to shape and execute global people strategy for a rapidly scaling technology organization. Requires 7-10 years of HRBP experience in fast-growing tech companies, strong operational know-how, and the ability to translate business objectives into people strategies.

Strategy Analyst/Consultant for EY-Parthenon Strategy & Execution in Warsaw. Supports clients with corporate & growth strategy, transaction strategy & execution across various sectors. Delivers analytical work, collaborates with clients, and contributes to business development. Requires strong analytical skills, problem-solving abilities, and fluency in Polish and English.

Packaging Deployment Specialist will lead packaging development and industrialization activities for new and existing products, ensuring technical, economic, and operational excellence. Responsibilities include evaluating technical and economic feasibility, defining project objectives, driving value optimization, and managing packaging line trials.

Develop new web-based applications and frontends for digital banking products using Java, J2EE, Spring, React.js, and APIs. Design and develop interfaces connecting frontends to backends, understanding business requirements and data objects. Support incident resolution, bug fixing, and testing within an agile team.

Netcompany seeks a Junior Test Specialist/QA Engineer to join a team developing mission-critical IT solutions. Responsibilities include assuring solution quality through various testing types, analyzing functional and non-functional aspects, designing and documenting test cases, and executing tests. Candidates must have a Master's degree in a relevant IT or STEM field or a Bachelor's degree with at least one year of relevant experience. Strong English communication skills and the ability to design test cases independently are required. Basic experience in test automation and knowledge of API testing tools are a plus.

Senior PHP Developer will design and build robust, efficient systems for a headless SaaS ecommerce platform. Responsibilities include writing clean code, contributing to code reviews, mentoring peers, and refining development processes. Strong experience with modern PHP and software engineering best practices is required.

Lead a project team developing web-based software applications in C#, HTML, and JavaScript. Collaborate with teams and clients to identify improvements and enhancements. Mentor team members and implement new technologies. Serve as a subject matter expert on full-stack development.

Scale net new revenue from $10M to $50M+ ARR over the next few years. Drive growth across enterprise, mid-market, and new verticals. Build the multi-year revenue model and capacity plan. Recruit, train, and develop a world-class sales team. Design and implement the sales process, refine sales playbooks, and build the systems for predictable growth. Own go-to-market strategy for new products and verticals.

Lead a mobile product team delivering iOS and Android applications. Design and evolve mobile application architecture using Flutter, React Native, and native technologies. Partner with Product, Design, Backend, and Platform teams to translate customer needs into intuitive mobile experiences. Hire, coach, mentor, and develop mobile engineers.

Senior F# Engineer to join a small product-focused team building solutions from scratch. Strong F# experience required, or exceptional .NET (C#) experience with a willingness to transition to F#. Experience designing and consuming APIs, team mindset, and very good English skills are also needed.

The AR Analyst – OTC Cash Application & Cash Collection ensures timely and accurate processing of incoming payments, manages customer accounts, and drives effective cash collection activities. This role supports end-to-end OTC operations, maintains healthy accounts receivable, and resolves discrepancies.

Design, build, and maintain automation solutions to streamline Uber operations and enable scalability across Rides and Eats. Develop automations ranging from medium-scale tasks to large-scale business processes. Translate business requirements into technical tasks and deliver solutions iteratively.

Senior PHP Developer will design, develop, and maintain backend systems and APIs. Collaborate with teams to define API requirements and ensure seamless data exchange. Proficiency in PHP and API development is essential.

Application Engineer needed to provide technical support, training, and product demonstrations for 3D metrology software in Central & Eastern Europe. Must have 3-5 years of experience with 3D metrology software and strong customer service skills. Fluency in English is required.

Experienced Senior Key Account Manager needed to lead commercial development in Poland and the Baltic countries. Must have a proven track record in the FMCG meat sector, managing major retailers across modern trade, discount, and e-commerce channels.

Lead IT service delivery for clients, managing projects from planning to completion. Build client relationships, manage budgets and contracts, and coach teams. Must have 12+ years of experience, PMP/Prince2/Agile certification, and fluency in English and German.

Senior Full Stack Engineer will design and build integrations for logs, metrics, traces, and profiles. Responsibilities include contributing to a fleet management initiative and developing the frontend and backend infrastructure for these integrations. Requires 5+ years of software development experience, 3+ years of experience developing and operating distributed systems, and 3+ years of experience writing backend code in Rust or JVM languages. Proficiency with modern JavaScript frontend frameworks and Kubernetes is also required.

DevOps Engineer needed for a financial project focused on Financial Crime Prevention. Responsibilities include development and configuration of sanctions management solutions, customizing configuration files, and supporting CI/CD pipelines. Requires strong experience in software development and DevOps practices, experience with NetReveal or similar AML/Fraud platforms, and knowledge of GIT, JIRA, Confluence, and Bitbucket.