I was part of the Collection team in the public and private sectors. I worked with sensitive accounts with an "Agile" approach for the US territory with a portfolio of high-ranking companies such as Google, HP, Sony among others and various states of the US government. Monitoring of accounts through various tools such CCS, CISMIV, SAP, PNC etc. keeping in touch with customers through e-mail, calls, videoconferences to achieve monthly and quarterly results. Vast experience in internal… Show more I was part of the Collection team in the public and private sectors. I worked with sensitive accounts with an "Agile" approach for the US territory with a portfolio of high-ranking companies such as Google, HP, Sony among others and various states of the US government. Monitoring of accounts through various tools such CCS, CISMIV, SAP, PNC etc. keeping in touch with customers through e-mail, calls, videoconferences to achieve monthly and quarterly results. Vast experience in internal applications of payments and credits of each client, complex reconciliations and various maintenance activities. Handling billing for maintenance, services, software, etc. Conflict resolution of internal and external customers with billing and payment errors, refunds, contracts, disputes among many other activities. Show less