backend developer English-speaking jobs in Świdnica

Data Scientist to build production-ready machine learning models for product recommendations, churn prediction, and sales pattern analysis. Requires 5+ years of experience in Data Science/Machine Learning with strong Python, SQL, and experience with scikit-learn, XGBoost, TensorFlow, or PyTorch.

Senior Business Planning Analyst manages IT RUN budget, forecasts, and actuals. Responsibilities include service renewals, purchase request tracking, cost reduction activities, and financial reviews with suppliers. Requires 3-5 years of IT experience with financial analysis, or a degree in computer science or finance.

Senior SAP S/4HANA Consultant will lead innovative strategy projects and advise clients on SAP S/4HANA, cloud migration, and technology transformation. Requires 5+ years of experience in consulting or in-house consulting teams focused on strategic, cross-divisional ERP/platform transformations. Must have proficient knowledge of SAP S/4HANA and a strong understanding of best practices in one or more modules (FI, CO, PM, PS, PP, SD, MM).

As IT Product Architect for Data Foundation, you will lead the architecture of Arla's data foundation built on Azure Databricks and SAP. You will own the product architecture, technical roadmap, and non-functional requirements, ensuring alignment with business goals and managing technical debt. You will work closely with the Head of IT Product and stakeholders to drive the adoption of data foundation capabilities.

Engineer and operate Juniper IP devices in mobile core and enterprise access networks. Manage customer internet access services. Plan, build, and run network changes and environments.

As an Infrastructure Engineer, you will provide technical support, collaborate with developers and operations, and participate in code reviews. You will also be involved in CI/CD processes, application support, and troubleshooting.

Develop advanced reinforcement learning (RL) environments and scalable evaluation systems for AI models. Design, implement, and optimize environments for large-scale agent evaluation and reinforcement learning experiments. Collaborate with engineers to ensure environments are scalable, reproducible, and instrumented.

Maintain and optimize corporate IT network infrastructure, manage cloud networking elements, and serve as a final escalation point for network issues. Troubleshoot connectivity and performance problems, collaborate on system design, and ensure network configurations meet compliance standards.

Provides support to the UK Tax Compliance and Reporting Senior Manager on UK compliance and technical assignments. Responsibilities include reviewing computations, disclosures, and accounting transactions, as well as interacting with internal and external stakeholders. Requires strong accounting skills, knowledge of tax law, and the ability to work independently and as part of a team.

Senior Business Analyst to lead BA function maturity assessment, restructure the BA team, and establish best practices. Requires 15+ years experience in large-scale insurance transformation programs, strong communication and stakeholder management skills, and fluency in English and one of: Dutch, German, Flemish, or French.

Creates high-quality product documentation including data sheets, manuals, and videos. Conducts technical edits and ensures documents adhere to company guidelines.

Design and implement scalable backend systems using Node.js, Typescript, AWS, and serverless architecture. Develop complex backend services, optimize performance, and ensure code quality.

We are seeking an ERP System Administrator to implement, organize, and develop our IFS ERP system. The role involves user support, training, troubleshooting, and implementing new features. The successful candidate will have minimum 2 years of IFS administration experience, knowledge of SQL and Oracle databases, and strong problem-solving skills.

Operate and maintain hosting environments (Windows/Linux servers, IIS, Apache, Docker/Kubernetes). Implement and maintain monitoring tools (Zabbix) and optimize resource allocation. Identify, troubleshoot, and resolve hosting-related issues. Apply security measures and ensure compliance with ISO27001 and GDPR. Develop scripts (Bash, Python, PowerShell) and use Ansible for configuration management. Collaborate with DevOps, IT Infrastructure, and application teams.

Lead 2-4 software engineering teams (15-25 people) ensuring successful delivery of quality software. Manage team performance, delivery health, and cross-team alignment. Coach engineers, maintain technical standards, and foster a collaborative team environment.

The Problem Manager will oversee the Problem Management process delivery, perform investigations to protect client business interests, and ensure effective cross-SDO problem investigations. The role requires strong ITIL awareness, excellent French communication skills, and the ability to manage and coordinate Major Incident recovery activities.

We are seeking a CRM Creatio Developer to design and deliver scalable CRM solutions. This role involves using low-code/no-code tools, .NET, JavaScript, SQL, and integrations to support Sales, Marketing, and Customer Service.

Associate to shape and drive the organization's people agenda. Develops strategies, translates insights into actionable plans, and fosters collaboration. Drives project management for strategic people deliverables, manages communication strategy, and supports HR operations.

Salesforce Solution Architect needed for a 12-month contract with a leading enterprise undergoing digital transformation. Lead architecture strategy and delivery across complex Salesforce initiatives, including Sales, Service, and Commerce domains. Define scalable architecture, guide development teams, and ensure compliance with architectural standards. Requires 10+ years of IT experience with 5+ years as a Salesforce Architect, deep expertise in Salesforce architecture, and strong hands-on experience with Apex, Lightning Components, Visualforce, and declarative configuration. Salesforce certifications are required.

Webcon Consultant will develop business software applications, consult on functional specifications, and provide technical support. Requires 5+ years of experience with WEBCON, business process development, system integration, and L2 support.