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Nymbus

Nymbus is a leading provider of banking technology solutions for financial institutions to innovate and grow.

Card Fraud Specialist

Location

United States

Posted

16 days ago

Salary

$50K - $55K / year

Seniority

Senior

High SchoolEnglish

Job Description

Card Fraud Specialist

Nymbus

• Monitor card transaction activity across platforms (Lithic, Fiserv EFT, VisaDPS, Velera, TransFund) to identify suspicious or high-risk behavior. • Distinguish between true fraud and first-party misuse, applying the appropriate investigation approach, dispute decision, and escalation path for each. • Make sound, well-documented dispute decisions based on case findings, fraud classification, and applicable Visa and Mastercard regulations. • Escalate cases to the appropriate internal teams with thorough summaries, supporting evidence, and a clear recommended course of action. • Manage the full dispute and chargeback lifecycle, adhering strictly to Visa and Mastercard response timelines and regulatory requirements. • Assist in general ledger (GL) reconciliation associated with dispute activity and money movement, ensuring accurate accounting of credits, debits, chargebacks, and recoveries across client portfolios. • Communicate clearly and professionally with cardholders to verify transactions, collect supporting documentation, and explain case outcomes, while carefully assessing credibility as part of the investigation. • Maintain a structured case management workflow to manage multiple concurrent investigations with accuracy and consistency. • Produce complete, accurate case documentation at every stage, investigation steps, fraud classification, decisions, communications, and outcomes. • Contribute to fraud trend reporting and risk insights for internal and client-facing audiences. • Monitor fraud patterns and emerging schemes to identify opportunities to strengthen detection controls, and draft new or updated rules accordingly. • Help develop and maintain SOPs, dispute management workflows, and best practice documentation. • Stay current on Visa/Mastercard rule changes, evolving fraud tactics, and regulatory updates affecting dispute timelines and strategy.

Job Requirements

  • Exceptional organizational skills with the ability to manage a large volume of concurrent cases accurately and consistently.
  • Extreme attention to detail.
  • Strong commitment to dispute deadline management.
  • Clear, professional communication skills.
  • Sound judgment in card fraud and dispute decisioning.
  • Solid working knowledge of identity fraud and first-party fraud indicators.
  • Familiarity with Visa and Mastercard dispute resolution rules and chargeback processes.
  • Experience with card fraud platforms such as Lithic, Fiserv EFT, VisaDPS, Velera, or TransFund preferred.
  • Familiarity with general ledger reconciliation and money movement processes related to dispute and chargeback activity is preferred.
  • Background in fraud operations, fintech, or financial services preferred.

Benefits

  • Annual Cash Bonus and Equity Options commensurate with the role level and experience
  • 100% Remote
  • 401(k) plan
  • Insurance - Health, Dental and Vision
  • Flexible Paid Time Off

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