Senior SAP BW/HANA Developer

We are seeking a talented SAP BW/HANA Developer to join our team at a global leader in semiconductor manufacturing and high-tech innovation. In this role, you will design and maintain robust data models, workflows, and reporting solutions to meet the complex needs of manufacturing, engineering, and business domains. If you are passionate about data and have a knack for optimizing large-scale datasets, we would love to hear from you! Responsibilities Design, develop, and optimize SAP BW (Business Warehouse) solutions, including InfoObjects, DSOs, Transformations, Process Chains, and QueriesCreate SAP HANA native models, including Calculation Views, CDS Views, Stored Procedures, and SQLScript for backend data processing and aggregationBuild scalable data architectures and workflows to support analytics and operational reportingDevelop and maintain ETL processes to extract, transform, and load data from various sources (SAP ECC, SAP S/4HANA, and non-SAP systems)Collaborate with frontend teams to enable interactive dashboards and real-time reporting in SAP Analytics Cloud (SAC) and other visual tools (e.g., Spotfire)Ensure high data quality and resolve discrepancies by monitoring data flows and troubleshootingOptimize data processing performance and scalability for large datasets and complex workflowsPartner with cross-functional teams, including engineers, business analysts, and solution architects, to gather requirements and deliver tailored solutionsWork within Agile (SAFe) environments, participating in sprints, planning, and retrospectives Requirements 5+ years of hands-on experience in SAP BW and HANA developmentSAP BW development: InfoObjects, DataSources, DSOs, Transformations, Process Chains, and QueriesSAP HANA native modeling: Calculation Views, Procedures, CDS Views, and SQLScriptETL and data pipeline design in SAP environments (BW or HANA)Expertise in integrating SAP systems like ECC and S/4HANA with third-party toolsDatabase optimization and performance tuning skillsFamiliarity with tools such as Web IDE for SAP HANA and SAP BW/4HANA environmentsExperience with Agile collaboration tools (Jira, Confluence, ADO)Bachelor’s degree in Computer Science, Engineering, or a related fieldSolid foundation in backend and ETL development with SAP systemsThe solid knowledge of ABAP programming language to cover appropriate BW activities (extractors development, code optimizations)Proven ability to optimize large-scale datasets and workflowsStrong collaboration skills and experience working in Agile environmentsManufacturing or engineering domain experience is a plus (e.g., quality assurance, supply chain analytics) We offer We gather like-minded people:Top tech minds driving innovation in AI, cloud and digital platform modernizationSupportive team and agile, startup-like cultureHybrid by design mode and opportunity to work remotely within PolandChance to work abroad for up to 60 days annuallyBusiness-driven relocation opportunitiesWe provide growth opportunities:Career development programsThought leadership, mentoring, soft skills and well-being programsCertification (Anthropic, Gemini, GCP, Azure, AWS)English classesWe cover it all:Stable payParticipation in the Employee Stock Purchase Plan with a 15% discountBenefits package (health insurance, multisport, shopping vouchers)Referral bonuses up to $2,000Offices featuring entertainment and relaxation zones, table tennis and football, free snacks, coffee and moreCorporate, social and well-being eventsPlease, note:Benefits listed above are available to employees onlyWe are open for working with Contractors. Terms of B2B cooperation agreements are agreed individuallyWe will reach out to selected candidates exclusively EPAM is global leader in AI transformation engineering and integrated consulting, serving Forbes Global 2000 companies and ambitious startups. With over thirty years of expertise in custom software, product and platform engineering, we empower our clients to become AI-Native enterprises, driving measurable value from innovation and digital investments.