Experienced AP/AR & Finance professional with international experience in end-to-end processes, KPI reporting, process improvement and ERP systems. Skilled in AP, AR, P2P, O2C, reconciliations and month-end close. Seeking a remote or hybrid role in an international, English-speaking environment.

Karolina Grzeszkowiak
@karolinagrzeszkowiak
P2P Accountant at Welltech Group who processed supplier invoices and supported the BAS-to-Workday finance system migration.
What I'm looking for
At Welltech Group, I processed supplier invoices, reconciled P2P accounts and supported month-end close. I also assisted with the migration from BAS to Workday, including testing and data validation.
At Centric Health, I personally managed up to 15,000 invoices monthly and handled AP and AR processes. I designed an income-posting process for Locumotion, a group company.
I led the implementation and development of Continia AP with Microsoft Dynamics NAV, serving as the AP system lead and Master User. I also trained colleagues and supported users with system and process questions.
At Harvest Financial Services, I reduced net debtors by 36% and recovered approximately €40–50K against the Bad Debt Provision in a single month. My earlier roles included financial administration, care, supervision and team leadership.
Experience
Work history, roles, and key accomplishments
P2P Accountant
Welltech Group
Nov 2024 - Oct 2025 (11 months)
Processed supplier invoices, maintained P2P accounts, performed bank reconciliations, and supported month-end closing. Assisted with migration from BAS to Workday.
Senior AP/AR Specialist, Onboarding and Project Manager
Centric Health
Jul 2019 - Aug 2024 (5 years 1 month)
Managed high-volume AP/AR operations, led onboarding of new practices, and implemented Continia AP. Streamlined payment processes and managed tax claims projects.
Financial Administrator
Harvest Financial Services
Mar 2018 - Jul 2019 (1 year 4 months)
Managed customer invoicing, accounts payable, and collections. Achieved 36% reduction in net debtors and recovered €40-50K against bad debt provision.
Senior Care Assistant
Bluebird Care
Jan 2011 - Sep 2018 (7 years 8 months)
Provided professional one-to-one care and support to vulnerable adults, following individual care plans and maintaining high standards of service.
Order desk and Financial Administrator
PMT Inc.
Mar 2017 - Dec 2017 (9 months)
Managed day-to-day accounts payable, customer orders, payments, and financial administration. Supported the Accountant Manager with payroll and accounting activities.
PA - Financial Administrator
Peel Ports Marine Terminals Ltd
Jun 2015 - Feb 2017 (1 year 8 months)
Provided administrative and financial support, including account reconciliations, payroll administration, and resolving financial discrepancies.
Supervisor
Noonan Ltd.
Jan 2015 - Apr 2015 (3 months)
Supervised a 15-person team, managing daily operations, staff rosters, payroll administration, and customer relationships.
Team Leader
Xerox (Ireland) Ltd.
Oct 2006 - Nov 2010 (4 years 1 month)
Led four departments and a multinational team of 23 employees, overseeing daily operations, workloads, KPIs, and client relationships.
Education
Degrees, certifications, and relevant coursework
WSNP Warsaw
Bachelor's degree, Work Psychology and Human Resource Management
2019 - 2022
Bachelor's degree in work psychology and human resource management from WSNP Warsaw, completed in 2022.
Dún Laoghaire College of Further Education
FETAC Level 5 Certificate, Event Management
2015 - 2015
Event Management FETAC Level 5 Certificate from Dún Laoghaire College of Further Education, completed in 2015.
Frontline Training Services
FETAC Level 5 Certificate, Community and Health Services
2013 - 2013
Community and Health Services FETAC Level 5 Certificate from Frontline Training Services, completed in 2013.
XGS Management School
Certificate, Management
2008 - 2008
XGS Management School Program Certificate from XGS Management School, completed in 2008.
High School Number 7
Leaving Certificate, General Education
1999 - 2004
Leaving Certificate from High School Number 7, completed in 2004.
Tech stack
Software and tools used professionally
Availability
Location
Authorized to work in
Salary expectations
Social media
Job categories
Skills
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