Senior Merchant Underwriter

About Coinflow

Coinflow is the next-generation payment service provider revolutionizing global financial infrastructure with stable coins, AI-driven fraud prevention, and instant settlement. Coinflow enables businesses to grow faster with instant settlement, fraud & chargeback indemnity, global pay-ins, multi-currency FX, and unified payouts. Founded in 2023, the company serves marketplaces, fintechs, remittance providers, gaming platforms, and ecommerce merchants worldwide.

Since our seed round in 2024, we’ve achieved 23x revenue growth and scaled to multi-billion-dollar annual transaction volume. In response to this growth, Coinflow announced a $25M Series A in October 2025—led by Pantera Capital, CMT Digital, Coinbase Ventures, Jump Crypto, and Reciprocal Ventures—accelerating our mission to power the world’s fastest-moving businesses with innovative, reliable global payments.

Coinflow is proudly headquartered in Chicago, IL. Learn more h.

As a Senior Merchant Underwriter, you will perform critical analyses on all merchant applications. This includes reviews of licenses, legal opinions, transaction activity, and credit risk. You will hold independent decision making authority for standard merchant applications and serve as a lead advisor for high-risk sectors (e.g., Crypto, Real Money Gaming, Remittance); for these complex reviews, you will determine the optimal underwriting posture and present formal approval, approval with mitigation, or decline recommendations to risk & executive leadership.

• New Business Underwriting: Evaluate merchant applications, ensuring that merchants are operating Legally, within Card Scheme Rules, and within Coinflow’s operational risk appetite. This includes credit reviews to ensure financial stability and the ability to cover potential chargeback liabilities.

• Backbook & Portfolio Reviews: Complete refresher reviews of the existing merchant portfolio, such as reviewing updated licenses, legal opinions, or Financial Statements to ensure that merchants are still operating compliantly and manage any changes to their risk profile.

• Alert Investigation: Perform investigations on Chargeback Spikes, ACH Returns, or other indicators of changes to a merchants risk profile.

• Process & Efficiency Projects: Drive process improvement or tooling projects to improve efficiency and scale our Underwriting program.

• Regulatory & Scheme Adaptation: Lead initiatives to update internal processes and policies in response to emerging card partner/scheme requirements, laws, or new regional expansions.

• Risk Mitigation: Determine actionable conditions for approval, such as implementing reserves, transaction limits, or enhanced monitoring.

• Collaborate cross-functionally
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  Partner with Compliance, Product, Engineering, and Operations to help build scalable Underwriting solutions.

• 4+ years in fintech, payments, banking, or financial services Underwriting.

• Understanding of payment processing, merchant acquiring, and transaction risk.

• Familiarity with evaluating high regulatory risk business models, such as business related to crypto, remittance, real money gaming, and prediction markets.

• Proven track record meeting SLAs, and performance expectations.

• Strong analytical skills with ability to work with data and make evidence-based decisions.

• Excellent communication skills and comfort operating in ambiguous, fast-paced environments.

• Proficiency in spreadsheet software (Excel/Google Sheets) for data modeling, trend analysis, and synthesis of merchant processing data.

• Experience working transaction monitoring systems and case management platforms.

• SQL and business intelligence tools (e.g., Tableau, Looker).

• Background in high-growth payment companies.

• Interest in cryptocurrency and/or blockchain analytics expertise (Chainalysis, Merkle, Elliptic, TRM Labs).

• Bachelor's degree

• Build from the ground up – Shape our financial crimes program with executive visibility

• High-growth opportunity – Join during a pivotal phase with room to expand your role with team and scope

• Cutting-edge work – Operate at the intersection of compliance, crypto,…