Ersin Demir

Experience

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  Hewlett Packard Enterprise

  Feb 2016 - Mar 2017

  Account Payable Senior Specialist

  -Implemented new solutions and enhancements to optimize VIM processes, improving efficiency andaccuracy in invoice handling.-Maximizing the capabilities of SAP ERP for meticulous record-keeping, invoice reconciliation, and financial data management.-Collaborating effectively with Ariba for streamlined procurement processes, supplier communication, and invoice reconciliation.-Maintaining up-to-date vendor records, conducting regular reconciliations, and assessing vendorperformance.-Generating accurate financial reports, offering insights into accounts payable performance, andsupporting data-driven decisions.-Collaborating cross-functionally with procurement, finance, and other teams to optimize the P2P ecosystem. Show less

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  HP Inc Polska sp. z o.o.

  Jun 2017 - Jul 2018

  Account Payable Expert Specialist

  -Provided user training and ongoing support to ensure seamless adoption of VIM solutions by end-users.-Efficiently managing the end-to-end invoice processing cycle.-Leveraging SAP ERP for seamless invoice recording, reconciliation, and financial data management.-Facilitating effective communication with suppliers, addressing inquiries, and resolving discrepancies in a timely manner.-Collaborating with Ariba for procurement and supplier invoice reconciliation, streamlining processes, and improving financial visibility.-Generating accurate financial reports, providing insights into accounts payable performance, andsupporting decision-making.-Collaborating with procurement, finance, and other departments to optimize the procure-to-pay process. Show less

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  3m Service Center Emea

  Sept 2018 - Jan 2019

  STP Buyer Analyst-Procurement

  -Implementing automation and technology solutions to enhance procurement efficiency, reduce costs, and minimize errors, especially in the context of PO management.-Cultivating and maintaining strategic supplier partnerships, ensuring alignment with procurementstrategies for both indirect and direct materials.-Managing the purchase order (PO) approval process for both indirect and direct materials, ensuringtimely approvals and compliance with procurement policies.-Collaborating on supplier onboarding processes to facilitate seamless integration for both indirect and direct materials, promoting supplier efficiency and compliance. Show less

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  Merck Group

  Jan 2019 - Dec 2024

  Business Process Expert Ariba SBN

  -Manage end-to-end procurement processes utilizing the Ariba platform, including RFx management,bidding processes, and e-auctions.-Manage the SAP Business Network supplier onboarding, overseeing the configuration and optimizationof procurement processes.Collaborate with cross-functional teams to support SAP Ariba Sourcing initiatives, resulting in increased efficiency and cost savings.-Provide expert support for VIM OpenText Solution, resolving issues and optimizing documentmanagement processes.-Actively participate in SAP S/4HANA projects, contributing to the successful implementation andintegration of VIM solutions within the SAP landscape. Show less

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  Mars

  Jan 2025 - now

  Commercial Functional Expert - Beeline