HSA/FSA payments platform for health and wellness brands
24 open roles
Fintech1-50Series ASalary transparent
About
Flex provides infrastructure for businesses to accept HSA/FSA payments seamlessly, handling compliance, eligibility verification, and integrations like APIs and checkout flows. It serves health and wellness brands, unlocking $150B in pre-tax spending to boost revenue, AOV, and conversions. This matters as it simplifies access to health benefits, driving growth in the wellness sector.
Tech stack
SQLPythonRTypeScriptGCP
Perks & benefits
Health insuranceDental insuranceVision insurance401kUnlimited PTOEquityTeam offsites
Head of Financial Crimes at Flex will own the end-to-end Global BSA/AML program, build crypto/stablecoin financial crime controls, enhance transaction monitoring and fraud detection, and partner cross-functionally to scale compliance in a high-growth fintech. Requires 7-10+ years in financial crime risk, deep regulatory knowledge, and a builder mindset for fintech/bank partnerships.
210k – 260k/yrRemote7+ YOEOther
Lifecycle Marketing Operations Manager
FlexUnited States
Own end-to-end lifecycle marketing strategy, infrastructure, and messaging for a fintech's customer journey. Build Braze and Segment systems from the ground up, partner with RevOps/Engineering/Data/Product, define KPIs, and navigate regulated compliance — a zero-to-one builder role.
130k – 160k/yrRemote6+ YOERevenue Operations
Product Owner, Payments and Infrastructure
FlexUnited States
Own payments infrastructure and vendor strategy for a fintech building AI-native banking. Lead bank partner implementations, architect multi-provider payments stack, and drive MTL transition.
Salary not listedRemote4+ YOEProduct Management
Product Owner, Accounting Stack
FlexUnited States
Own Flex's Accountants Stack: accounting integrations, expense management, bill pay, invoicing, AR/AP, and financial reporting for premium business owners and their accountants.
Salary not listedRemote4+ YOEProduct Management
Product Owner, Card Programs
FlexUnited States
Own Flex's card programs end-to-end, scaling from one major program to five-plus across credit, stablecoin, and rewards. Drive processor strategy, network relationships, and operational infrastructure to grow portfolio volume 20x+.
Salary not listedRemote8+ YOEProduct Management
Financial Crime Analyst
FlexUnited States
Review transaction monitoring alerts, conduct KYC due diligence, and support AML/SAR efforts to protect a fintech platform from financial crime.
60k – 80k/yrRemote1+ YOELegal
Technical Recruiter
FlexUnited States
Own full-cycle technical recruiting for engineering, data, infrastructure and security roles while building hiring processes, rubrics, and infrastructure to scale high-quality technical hiring.
Salary not listedRemote7+ YOERecruiting
Business Development Representative (BDR) Manager
FlexSan Francisco, CA +2
Leads a team of 7-9 BDRs as a player-coach, managing performance, ramping new hires, driving AE+BDR pod motions, and owning top-of-funnel pipeline in a fast-paced fintech startup. Requires prior BDR/SDR experience, leadership track record, and fintech background preferred.
Salary not listedRemoteSales Enablement
Collections Risk Management Lead
FlexUnited States
Leads end-to-end collections risk management for Flex's credit card portfolio, optimizing delinquency treatments, vendor performance, and recovery strategies across consumer and SMB segments. Requires 7-15 years experience, SQL/Python proficiency, and deep knowledge of collections lifecycle and regulations.
150k – 250k/yrRemote7+ YOEBusiness Operations
Portfolio Risk Analytics Lead
FlexUnited States
Leads end-to-end portfolio risk analytics for Flex's credit card book, covering acquisition to charge-off, building early warning systems, and conducting stress testing. Requires 7-15 years in credit card risk analytics, SQL/Python proficiency, and expertise in SMB credit dynamics.
150k – 250k/yrRemote7+ YOEData Analytics
Recruiting Lead
FlexUnited States
Leads full-cycle recruiting for GTM, operations, finance, and leadership roles at a scaling tech company. Builds scalable hiring infrastructure, owns ATS and processes, analyzes metrics, and leads TA team. Requires 10+ years experience with strong sourcing and process-building skills.
150k – 250k/yrRemote10+ YOERecruiting
People Ops Manager
FlexUnited States
Manages core people operations including performance reviews, employee lifecycle processes, compliance, and manager support in a high-growth startup. Requires 5-8+ years in people ops or HR with strong process-building skills.
Salary not listedRemote5+ YOEPeople Ops
Head of Growth Marketing
FlexUnited States
Lead growth marketing to scale demand generation, self-serve acquisition, and PLG for B2B SaaS. Requires 6+ years in growth/digital marketing, 3+ years managing teams, with expertise in SEO, paid channels, and unit economics.
275k – 450k/yrRemote6+ YOEGrowth Marketing
Senior EA
FlexMiami, FL
Acts as the CEO's operating system, owning time, priorities, information flow, and execution across business and personal domains to maximize leverage and reduce chaos. Requires 8+ years elite experience supporting founders/CEOs in high-growth environments.
130k – 250k/yrOn-site8+ YOEBusiness Operations
Senior Account Executive (Miami)
FlexMiami, FL
Senior Account Executive responsible for full-cycle B2B sales of financial products (cards and banking) to mid-market companies. Requires 5+ years senior sales experience as a top performer consistently exceeding quotas.
65k – 100k/yrOn-site5+ YOEAccount Executive
Senior Account Executive (SF)
FlexSan Francisco, CA +1
Senior Account Executive manages full sales pipeline for financial products, generating net-new revenue through inbound/outbound sales to mid-market leaders. Requires 5+ years B2B sales experience as consistent top performer exceeding quotas.
65k – 100k/yrOn-site5+ YOEAccount Executive
Product Owner, Growth
FlexUnited States
Owns the growth engine for financial products, driving end-to-end multi-product experiences, enhancements to apps and payment solutions, and operational efficiencies. Collaborates with engineering, compliance, and support using data analytics and user research at a fintech startup.
Salary not listedRemoteProduct Management
City Manager
FlexNashville, TN +1
Leads community building and events for business owners in Nashville to drive Flex brand awareness, referrals, and partnerships. Requires 2-5 years in community-building or partnerships, CRM expertise, and strong networking skills.
Salary not listedHybrid2+ YOEBusiness Operations
Venture Community Lead - NYC
FlexNew York, NY
Leads venture community in NYC by hosting events, building relationships with founders and VCs, driving referrals, and tracking ROI via CRM. Requires 2-5 years in VC/community-building, event hosting experience, and data-driven mindset.
Salary not listedHybrid2+ YOECommunity
Account Manager
FlexUnited States
Manages a portfolio of high-growth customers in financial products, driving adoption, retention, expansion, and revenue growth while gathering feedback to influence product direction. Requires 2-5 years in Customer Success or Account Management in FinTech/SaaS.
80k – 100k/yrRemote2+ YOEAccount Management
Software Engineer
FlexUnited States
Build and own medium-sized features including user-facing tools, APIs, and backend services for financial products like payments and credit. Requires strong software fundamentals, product sense, and ability to deliver reliable code in a regulated environment using TypeScript, PostgreSQL, and GCP.
110k – 145k/yrRemoteFullstack Engineering
Senior Software Engineer, Backend
FlexUnited States
Senior backend engineer owning large domains in card processing, ledgering, and financial services. Architects scalable services, mentors team, and drives end-to-end projects with 4+ years experience in Node.js/TypeScript and cloud platforms.
150k – 220k/yrRemote4+ YOEBackend Engineering
Business Development Representative
FlexUnited States
Identifies and qualifies new business opportunities through lead generation, outbound prospecting, and engaging decision-makers. Builds sales pipelines using CRM tools and collaborates with sales/marketing teams in a fast-paced FinTech startup.
60k – 70k/yrRemoteSales Development
Senior Product Marketing Manager
FlexUnited States
Leads product positioning, new feature launches, and adoption/retention campaigns across B2B and B2C fintech products. Collaborates with Product, Growth, and Brand teams; requires 5+ years in high-growth fintech product marketing with strong analytical and storytelling skills.