Hesselbach Company

• Act as a specialist in Oracle EBS – AR/Billing module on a project adapting to the Consumption Tax Reform, performing setups, configurations, and testing for new fiscal scenarios. • Configure and adjust the Oracle EBS AR Billing module for: • Invoices (NF) for advance payment, debit, credit, stock loss, rejection, value reduction, etc. • Adjust fiscal rules, taxes, tax natures and events according to the Tax Reform. • Translate functional requirements (business/tax) into system solutions in Oracle EBS. • Build and execute test scenarios (unit and integration tests). • Support acceptance testing with business areas and post-implementation stabilization.

• Work on a compliance project for the Consumption Tax Reform, focused on billing processes and electronic tax documents (NF-e / NFC-e), translating legislation and technical notes into business and system requirements. • Gather requirements from Tax, Billing, Finance and IT areas. • Study and interpret NF-e / NFC-e Technical Notes related to the Tax Reform. • Map current processes and design target processes (advance payment, debit, credit, stock loss, rejection, amount reduction, etc.). • Document business rules and the functional design for Tax Reform scenarios. • Support IT/ERP in implementation (functional specifications, questions, validations). • Assist in defining scenarios and validating tests with the business area.

• Manage import processes for samples, inputs, equipment and seeds, from the initial request through delivery to the destination. • Track air, sea and road shipments, monitoring deadlines, costs and shipment status; • Monitor arrivals at ports, airports and border crossings; • Review and validate import documents, including Commercial Invoice, Packing List, BL / AWB / CRT, Phytosanitary Certificate and Import License (LI); • Serve as the focal point with customs brokers, freight forwarders and carriers; • Authorize DUIMP registrations, approve taxes and fees/operational expenses; • Ensure correct tax classification (NCM), technical description and intended use of items to be imported; • Request metrics from the customs broker; • Liaise with the Logistics team on transportation arrangements from ports and airports to Corteva plants; • Ensure import process records are up to date in the import control SharePoint sites; • Serve as the focal point for coordination between Golden Express and production units for courier export of samples; • Monitor import demands with key importers on a monthly basis; • Provide occasional support for seed export processes.

• Analyze the company's administrative activities • Monitor ongoing work • Conduct analyses and statistical assessments of controls and methods in general • Participate in the planning, organization and control of workflow processes • Aim to streamline and optimize the efficiency of functional activities • Prepare monitoring and control reports for administrative areas.

• Map and analyze clients' tax processes, identifying risks and opportunities for improvement • Respond to support tickets, performing fault diagnosis, root cause analysis and implementing corrective solutions • Manage, configure and parameterize tax system and application environments (TaxOne, OneSource, Dfe, OBI), including integrations with ERPs such as Oracle and SAP • Support the implementation of technological solutions for tax automation (ERP, SPED tools, validators) • Conduct functional requirements gathering with clients' IT and tax teams • Perform analysis and cross-checking of electronic files (SPED Fiscal, Contribuições, REINF, XML, SINTEGRA) • Support tax audits and review ancillary tax obligations (GIA, DCTF, EFD) • Prepare functional documentation, user manuals and training materials for clients • Actively participate in tax system implementation and adaptation projects • Interact with management and business teams to align deliverables • Provide functional user support for systems and applications with a special focus on systems (Mastersaf, OneSource, DFE) • Execute tests and validations to ensure the quality and security of systems • Participate in the preparation and delivery of ECD and ECF, focusing on data quality, mitigation of tax risks and compliance with legal standards and deadlines • Experience in preparing, validating and submitting tax filings, including REINF, EFD Fiscal and EFD Contribuições • Analyze rejections of electronic tax documents (DF-e), identifying causes and applying corrections, as well as monitoring issuance flows

- Participar da análise e estudo da legislação fiscal, com o objetivo de orientar adequadamente a empresa e as áreas envolvidas; - Analisar operações fiscais, verificando se os lançamentos estão corretos e realizados dentro dos prazos estabelecidos; - Assegurar que a empresa possua toda a literatura fiscal atualizada, mantendo contato com repartições públicas sempre que necessário para esclarecimento de dúvidas ou adequação a novas legislações; - Realizar o lançamento de notas fiscais de entrada (recebimento) por meio do sistema SAP, incluindo o registro das informações necessárias para a execução das atividades; - Analisar, processar e efetuar o lançamento dos seguintes documentos fiscais: - Notas fiscais de materiais; - Notas fiscais de serviços; - Conhecimentos de Transporte Eletrônico (CT-e).

• Assist in monitoring and settling the company's financial obligations, as well as in billing and collections. • Execute financial investments in accordance with management's directives, aiming to maximize the return on the company's funds.

• Support tax analysis of sales tax operations, ensuring the correct application of taxes, rates and tax regimes; • Analyze and define tax rules related to Substituição Tributária (Tax Substitution), DIFAL (interstate differential tax), triangular transactions, NCM, CST and other tax obligations; • Support the technical team in designing tax rules for system configuration, ensuring compliance with tax requirements; • Contribute to defining how invoices should be issued from 2027 onward, considering the new taxes introduced by the reform (CBS, IBS and IS); • Serve as a functional reference between the business areas and the technology team on tax matters; • Support processes related to Oracle, Tax One and DFe systems from both tax and accounting perspectives; • Assist in the interpretation and application of the new rules stemming from the Brazilian Tax Reform; • Participate in testing, validation and functional analyses related to tax changes within systems; • Advise users and stakeholders on the tax and system impacts of fiscal changes; • Support analysis and resolution of issues related to tax and fiscal processes.