Jobs at Flex (flex.one)

Build and operate backend services for stablecoin payments, including deposits, withdrawals, on/off ramps, wallets, and virtual accounts. Integrate crypto partners with existing banking, ledger, and payment systems while developing KYB and compliance workflows. Own projects from design through production, ensure reliable money movement, influence technical direction, collaborate cross-functionally, and mentor engineers.

Owns end-to-end fraud risk management for Flex’s credit card and DDA products across consumer and small-business segments. The role leads fraud detection frameworks, synthetic identity and transaction monitoring, fraud segmentation, dispute and recovery analytics, loss scenario modeling, and risk reviews. It partners with credit, compliance, legal, financial crimes, operations, and product teams while serving as the internal subject-matter expert on fraud analytics, detection standards, taxonomy, and measurement.

The Director of Performance Marketing will own Flex’s performance marketing, paid acquisition, SEO, GEO, website optimization, attribution, and self-serve growth. The role includes improving CAC and channel ROI, building a marketing team, managing agencies, partnering with Sales, RevOps, Product, Brand, Legal, and Compliance, and leading acquisition, activation, conversion, lifecycle, launch, and content initiatives.

Investigate transaction-monitoring alerts and unusual customer activity for money laundering, fraud, account takeover, and other financial crimes. Disposition alerts, conduct enhanced due diligence, write case narratives, support UAR/SAR filings, maintain case records, and escalate suspicious activity. The analyst will also identify detection gaps, improve monitoring rules and procedures, support quality reviews, and collaborate with Risk, Operations, Support, Engineering, and KYC teams while helping build Flex’s financial crimes program.

Provide white-glove support to high-net-worth business owners across banking, credit, and payments. Investigate complex issues, guide VIP accounts through processes, coordinate with engineering, underwriting, risk, and compliance, detect fraud, test features, document process gaps, file bug reports, and qualify high-value sales leads.

Draft and negotiate commercial agreements, support product and regulatory matters, research laws, assist with licensing and disputes, maintain corporate records, and improve legal processes using AI and technology. The role partners closely with business teams in a fast-paced fintech startup and offers broad exposure to contracts, compliance, governance, litigation, and financial services.

Analyze applicant and account data to support credit underwriting, fraud detection, portfolio monitoring, delinquency management, and collections strategies. Interpret business financial statements, banking data, and credit reports; build dashboards, behavioral segments, and performance cohorts; and evaluate credit product profitability, customer lifetime value, losses, and risk-adjusted returns. Communicate findings to influence risk management and product strategy.

Own and scale Flex's end-to-end card programs (ledger, processing, servicing, fulfillment, BIN/network relationships). Lead processor and network strategy, vendor and commercial negotiations, build operational infrastructure to run multiple card products across credit, stablecoin, and rewards, and recruit and grow the card programs team.

As an Account Manager at Flex, you'll manage client relationships, drive account growth, analyze customer needs, and collaborate across teams to enhance customer success.

Manage a sales pipeline for a growing startup, generating revenue by closing deals and building relationships with mid-market executives. Engage throughout the sales cycle, provide customer feedback to influence product direction, and develop strategic plans for revenue growth.

As a Senior Software Engineer at Flex, you'll design and maintain financial services architecture, mentor junior engineers, and ensure scalability and security for innovative financial products.

The Software Engineer II will build product features for financial services, focusing on user-facing features, backend services, and collaborating with the product team in a remote environment.

Lead product marketing from zero: define positioning, competitive narrative, and go-to-market for Flexs full product suite. Drive win/loss analysis, evidence-based messaging, enablement content, and cross-functional launches by partnering with Product, Revenue, Lifecycle Marketing, and Sales Enablement.

As a Product Owner at Flex, you will lead the development of financial products, drive user experience enhancements, and collaborate across teams to optimize service delivery and compliance.

Lead design and vendor strategy for Flex's payments infrastructure: architect multi-provider stacks across acquiring, international rails and partner banks; own Tier 1 bank implementations; drive vendor selection; lead transition to direct money transmitter licensing; represent Flex in technical and commercial negotiations; and partner with engineering to implement and scale the payments team.

Own the Accountants Stack: accounting integrations, expense management, bill pay, AR/AP, invoicing, and financial reporting. Define connectivity to ERPs, build reconciliation-first workflows, and align business and personal financial data. Partner with Banking, Credit, Cards, and Payments teams to ensure seamless financial flows and accountant-friendly products for controllers, CPAs, and bookkeepers.