backend developer English-speaking jobs in Świdnica

Senior Network Specialist responsible for designing, implementing, and maintaining the company's SD-WAN network and Azure connectivity. Requires 5+ years of experience in network administration, expert-level knowledge of Fortinet solutions, and strong Azure Networking skills.

Middle Golang Software Engineer to design, develop, and maintain back-end systems for a fast-growing International Calling business. Requires 3+ years of production experience in Go or another backend language, understanding of design patterns, experience with microservices, REST, gRPC, and GraphQL. Experience with NoSQL databases, Kafka, Docker, and Git is also needed. Strong problem-solving skills and good communication are essential.

Senior Offensive Security Engineer will provide expert oversight of offensive security activities, ensuring quality and effectiveness. Responsibilities include assessing penetration test reports, evaluating security partners, conducting independent penetration tests, and guiding the development of the cybersecurity resilience roadmap.

Maintain and improve cloud environments and deployment processes with a focus on CI/CD automation and system reliability. Collaborate with cross-functional teams to enhance infrastructure and workflows.

Drive sales and manage customer platforms to enhance market penetration and increase share-of-wallet. Promote application-based selling and position Berner as a premium brand. Handle objections, delivery/quality claims, and negotiate.

Data Masking Consultant needed with 5+ years of experience in data anonymization and masking, specializing in Informatica IDMC. Responsibilities include designing, implementing, and managing data masking solutions, collaborating with stakeholders, and providing training and support.

Systems Analyst to work with European Institutions in Warsaw. Analyzes business processes, designs software functionality, models data, and collaborates with UX/UI specialists. Requires expertise in SharePoint, business process analysis, and software development methodologies.

Junior QA Specialist will participate in the design and implementation of business applications. Responsibilities include manual testing, building test scenarios and cases, and working with developers to ensure high quality. Requires 6-9 months of commercial experience, knowledge of Agile, and experience with tools like Jira, Postman, and BrowserStack.

Lead Product Manager for a new dynamic pricing engine using machine learning to optimize promotional and listing fees. Own product strategy, execution, and stakeholder alignment for a core revenue driver. Requires 7+ years of product management experience, 3+ years building machine learning products, and proficiency in A/B testing.

Provides operational support for SAP Ariba and Procure-to-Pay systems. Maintains system configurations, workflows, catalogs, and master data. Monitors integrations between procurement platforms and ERP systems. Supports system testing, upgrades, and rollout activities.

Technical Product Manager (Core Signalling) will manage vendors, lead technical meetings, and participate in working groups focused on 4G/5G signalling. Requires experience as a Telco System Engineer, Technical Product Manager, or similar role with fluency in English and expertise in 4G/5G signalling protocols.

Talent Acquisition Coordinator will support the EMEA Cluster recruitment team, ensuring a positive candidate and hiring manager experience. Responsibilities include managing requisitions, scheduling interviews, and coordinating communication throughout the hiring process.

FullStack Developer with a focus on frontend development. Responsibilities include developing web applications using JavaScript, TypeScript, and Angular, implementing features, and supporting development teams throughout the project lifecycle. Requires at least 4 years of commercial experience with JavaScript and TypeScript, including strong knowledge of Angular, Spring Boot, PostgreSQL, Linux, and Kubernetes/Docker.

Global Mobility Specialist will process move requests, manage assignee profiles, and coordinate with data providers. Requires experience with data analysis, reporting, and proficiency in Excel, Power BI, and PowerPoint. Fluent English required.

Senior Node.js Engineer to build and maintain scalable RESTful APIs for a leading consumer purchase insights company. Responsibilities include API development, writing optimized SQL for large datasets, and migrating legacy services to a Snowflake-based architecture. Requires 5+ years of Node.js experience, expert SQL skills, and strong AWS experience.

Cloud Data Engineer to design, build, and maintain Snowflake data pipelines. Experience with Snowflake architecture, pricing, and optimization strategies required. Familiarity with public cloud platforms (AWS, Azure, or GCP) and SQL/programming languages (Python, Scala, Java, or Bash) is essential.

Excise Tax Specialist needed for a 3-month contract with potential extension. Responsibilities include preparing and filing excise tax returns, ensuring timely payments, monitoring legislative updates, and supporting audits. Requires a Bachelor's degree in a related field and 2-5 years of experience in excise tax compliance.

Senior Active Directory & Cybersecurity Engineer will monitor and resolve incidents related to Active Directory and cybersecurity. Responsibilities include user and group administration, troubleshooting replication and authentication issues, and collaborating with audit teams. Requires 5+ years of experience supporting Active Directory and cybersecurity in a corporate environment, expert knowledge of Microsoft Active Directory, ADFS, AZURE, and AD/LDS, and hands-on experience with cloud services.

Senior DevOps Engineer to modernize a cloud-based security platform. Focus on infrastructure migrations, Kafka management, and infrastructure-as-code implementation. Requires 5+ years of experience, proficiency in Python or Go, Kubernetes, Terraform, and relational databases.

Business Analyst will design, document, and analyze complex value chains, business processes, and data models using BPMN and UML. Expertise in SharePoint architecture and requirements management is required.