Karina Zaizech
General Accounting Supervisor at ACI Worldwide | São Paulo, São Paulo, Brazil
Karina Zaizech’s Email & Phone Number
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Karina Zaizech serves as the General Accounting Supervisor at ACI Worldwide, a computer software company delivering real-time payments orchestration solutions. Her career focuses on strategic finance, tax, and accounting operations, backed by prior experience within a Big Four firm and an education from Pontifícia Universidade Católica de São Paulo. She currently drives compliance and operational excellence from her base in São Paulo, Brazil.
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General Accounting Supervisor at ACI Worldwide in July 2025 - Present
Sr Accountant at ACI Worldwide in October 2020 - July 2025
Senior Tax Analyst, Financial Analyst and Payroll Analyst at Avenues: The World School in August 2017 - December 2019
Senior Accounting Analyst at GE in September 2016 - April 2017
Tax Analyst at Trinseo in October 2015 - September 2016
Junior Tax Analyst at Cargill in March 2014 - June 2015
Senior Tax Analyst (Secondment) at Bimbo do Brasil in November 2013 - February 2014
Senior Tax Analyst at Nextel Telecomunicações in May 2013 - October 2013
Analyst at Deloitte in November 2009 - May 2013
Pontifícia Universidade Católica de São Paulo, Extensão em Planejamento Contábil Tributário, July 2026
Trevisan Escola de Negócios, Bacharel em Ciências Contábeis, July 2026
Uninove - Universidade Nove de Julho, Bacharel em Administração, July 2026
ACI Worldwide, an original innovator in global payments technology, delivers transformative software solutions that power intelligent payments orchestration in real time so banks, billers, and merchants can drive growth, while continuously modernizing their payment infrastructures, simply and securely. With nearly 50 years of trusted payments expertise, we combine our global footprint with a local presence to offer enhanced payment experiences to stay ahead of constantly changing payment challenges and opportunities. In short, we’re helping banks, merchants and billers capture rising real-time opportunities and volumes, all to meet the shifting needs of their consumers and business customers.
Discover more about ACI Worldwide
Associate Software Engineer @ACI Worldwide | Former DevOps Intern @ACI Worldwide | Former SDE Intern @Barclays | Computer Department Head @TnP PICT
Human Resources Generalist at Itihaasa
(August 2023 – Present)
Human Resources Manager South Africa at ACI Worldwide
Human Resources Manager SA at ACI Worldwide
(January 2015 – Present)
MBA | OPERATIONS | PROJECT | PRODUCT MANAGEMENT | AGILE | SCRUM | DIGITAL | INNOVATION | PROCESS | PROCEDURES | CONTRACTING
Sr. Scrum Master at ACI Worldwide
(October 2024 – Present)
.NET Core | C# | Entity Framework Core | LINQ | RabbitMQ | SQL Server | Web API Core
Associate Software Engineer at ACI Worldwide
(September 2024 – Present)
Principal Customer Success Manager, APAC
Principal Customer Success Manager, APAC at ACI Worldwide
(April 2019 – Present)
Scrum | Agile Coach| Release Management | Banking |Program Leadership | Real Time Payments| Payment Gateways | Central Infrastructure|
Senior Release Manager at ACI Worldwide
(June 2023 – Present)
What is Karina Zaizech email address?
Email Karina Zaizech at [email protected] and [email protected]. This email is the most updated Karina Zaizech's email found in 2026.
What is Karina Zaizech phone number?
Karina Zaizech phone number is 5511973158561.
How to contact Karina Zaizech?
To contact Karina Zaizech send an email to [email protected] or [email protected]. If you want to call Karina Zaizech try calling on 5511973158561. (updated on December 25, 2025)
What company does Karina Zaizech work for?
Karina Zaizech works for ACI Worldwide.
What is Karina Zaizech's role at ACI Worldwide?
Karina Zaizech is General Accounting Supervisor
What industry does Karina Zaizech work in?
Karina Zaizech works in the Computer Software industry.
