Chargeback Analyst Job at Nomba

Nomba, launched in 2017 as "Kudi.ai", is a chatbot that responds to financial requests on social apps. Nomba has since evolved to empower independent businesses to act as neighborhood banks offering basic financial services such as cash withdrawal, transfer and bill payments to all Nigerians, especially those in underserved communities. Today we process more than $500m in payments monthly.

We are recruiting to fill the position below:

Job Position: Chargeback Analyst

Job Location: Lagos
Job type: Full time

About the Role

• We are seeking a detail-oriented and analytical Chargeback Anakyst to support the resolution of payment disputes and chargebacks.
• In this role, you will assist in investigating transaction discrepancies, communicate with issuing and acquiring banks, and prepare documentation to represent the company’s position.
• You will help ensure compliance with card network rules (Visa, Mastercard) and collaborate across teams to minimize financial losses due to disputes and fraud.
• A strong candidate will have experience working with card issuing systems, an understanding of how transactions flow from the issuer's side, and the ability to support efficient and accurate chargeback handling.

Responsibilities

• Review and respond to chargeback and dispute cases in a timely and accurate manner.
• Collect and analyze transaction data with supporting documentation to prepare responses in line with card network regulations.
• Collaborate with internal teams such as Customer Support, Fraud, and Reconciliation to gather necessary details for case resolution.
• Leverage knowledge of card issuing operations to understand the context of disputes and identify potential areas for improvement.
• Maintain accurate records of dispute activities in internal systems and tools.
• Support compliance with regulatory and card network guidelines related to disputes and chargebacks.
• Help identify trends or recurring issues in disputes that may point to operational gaps or customer pain points.

Requirements

• Bachelor’s Degree in Finance, Accounting, Business Administration, or a related field. Equivalent experience in payment operations, dispute resolution, or financial services may be accepted in lieu of a degree.
• 2-4 years of experience handling chargebacks, transaction disputes, payment processing, or financial operations.
• Hands-on experience with card issuing platforms, systems, or processes, with a solid understanding of the issued card lifecycle and its impact on dispute workflows.
• Familiarity with payment gateways, acquiring banks, and merchant processors, including knowledge of network-specific chargeback procedures (Visa, Mastercard, etc.).
• Strong analytical and investigative skills, with the ability to evaluate transaction data and supporting documentation to determine the validity of claims.
• Excellent attention to detail, especially when reviewing transaction histories, customer communications, and timelines.
• Proficiency with Excel, Google Sheets, or similar spreadsheet tools for case tracking and reporting.
• Ability to work in a fast-paced, high-volume environment, managing multiple cases and meeting deadlines with accuracy.
• Understanding of card network rules and relevant compliance standards is a plus.