ruby English-speaking jobs in Bielsko-Biała

The Transition Lead drives successful handover of program deliveries into BAU operations. Expertise in managing complex stakeholder relationships, banking and IT operations, change management, and organizational design is required.

Senior Machine Learning Engineer will design, build, and maintain scalable ML systems in a cloud environment (preferably AWS). Experience with AWS SageMaker, TensorFlow or PyTorch, and MLOps practices is required. The role involves collaborating with stakeholders, translating business requirements into technical solutions, and mentoring data science and engineering teams.

Senior SAP PO Developer with German will design, develop, and implement solutions using SAP Process Orchestration. Responsibilities include managing service tickets, implementing change requests, and collaborating with cross-functional teams. Requires 5+ years of experience with SAP PO, fluency in German and English, and knowledge of at least three SAP modules.

DevOps Engineering Lead will design, build, and manage enterprise landing zones on AWS. Responsibilities include implementing IDP using Backstage, supporting CI/CD for infrastructure and applications with GitLab, and managing AWS infrastructure, security, DevSecOps, EKS, and observability.

Sales Order Processing Analyst will manage retail customer orders, ensuring timely delivery and resolving order-related issues. Responsibilities include processing orders, managing credit and pricing, and handling returns. Requires 2-3 years of experience, proficiency in English and French, and knowledge of logistics processes and SAP systems.

Senior Solution Architect to design scalable IT solutions for large organizations. Experience designing complex systems, including cloud-based solutions, required. Strong understanding of application and security architecture, and non-functional requirements.

Senior Software Engineer to design, develop, and maintain APIs connecting our platform to European banks. Experience with .NET or Java required, with a willingness to work across both. Solid understanding of API design, distributed systems, and cloud environments. Experience with PSD2 interfaces is a plus.

Lead a hybrid development and QA team, driving delivery performance, competence development, and process improvement. Manage external partners, ensuring consistent quality and integration across teams.

Senior GenAI Engineer will design, fine-tune, and deploy Generative AI solutions for enterprise clients. Responsibilities include model development, use case definition, data management, and ensuring responsible AI practices. Requires 5-9 years of experience in software engineering, data science, or ML engineering with a focus on GenAI/LLMs.

General QA Engineer (Automation) will perform manual and automated testing of online casino games and platform features. Develop, maintain, and expand automated tests across multiple layers. Build, scale, and optimize the test automation framework. Collaborate with Developers and DevOps to improve CI/CD pipelines. Analyze logs, monitor test environments, and investigate test failures.

SAP Business Analyst with 5 years experience needed to analyze business processes, identify inefficiencies, and document standard operating procedures. Will contribute to product and program development, participate in planning initiatives, and manage functional requirements.

Experienced Accounting Manager / Finance Manager to lead accounting, financial reporting, and compliance activities in Poland. Ensures accurate statutory reporting, tax compliance, and internal controls while supporting cross-border activities. Manages local tax filings, interacts with external authorities, and provides accounting expertise to support operations.

Lead a squad responsible for the development and operations of the core finance & controlling data asset. Develop the strategy and roadmap for collecting and utilizing analytical data in the finance & controlling space. Own the quality and completeness of finance & controlling data. Serve as a liaison between technical teams and business stakeholders.

Bnberry seeks a Product Manager to lead impactful product launches in the travel tech industry. This 0-1 product discovery role focuses on rapid experimentation and defining autonomous AI solutions for hoteliers. Requires 3+ years of B2B SaaS product management experience, expertise in product discovery, and understanding of LLM capabilities.

Lead Data Engineer to design and implement scalable data architectures for AI and analytics solutions. Requires expertise in Databricks, Apache Spark, Python, SQL, and data pipeline orchestration. Proven experience building production-grade data platforms and pipelines is essential.

Lead Cloud Architect to design and implement modern data platforms for international clients in multi-cloud environments (AWS, Azure, GCP). You will lead migration projects, define secure and scalable architectures, and collaborate with cloud engineers and business stakeholders.

Formed is seeking a Business Developer to identify and qualify leads, support sales deals, and grow our client base. Must have at least 2 years of experience in sales, business development, or a client-facing role and be based in Europe.

Design, build, and maintain efficient React/Next.js applications. Ensure application performance, quality, and responsiveness. Identify and resolve bottlenecks and bugs. Collaborate with team members to plan, design, develop, test, and maintain applications.

Lead and manage a team of engineers building player retention tools and integrations. Responsibilities include technical delivery, sprint planning, and team growth. Requires a solid engineering background and experience leading engineering teams.

Research Scientist to lead projects focused on polymer materials processing, mechanical behavior, and application in energy technologies. Investigate manufacturing processes and their influence on material structure, quality, and mechanical performance. Develop and optimize manufacturing methods for polymer components. Evaluate durability, mechanical degradation, and life-cycle performance of polymer materials. Collaborate with researchers and engineers to solve material-related challenges.