Back to Jobs

Experienced Full Stack Customer Activation Manager – Scaling Customer Success at arenaflex

Remote, USA Full-time Posted 2026-06-17

Join arenaflex, a leading financial operations platform, as we revolutionize the way businesses manage their finances. Our all-in-one solution combines payments, corporate cards, vendor management, procurement, travel booking, and automated bookkeeping with built-in intelligence to maximize the impact of every dollar and hour spent. With over 40,000 businesses, from family-owned farms to e-commerce giants to space startups, having saved $10B and 27.5M hours with arenaflex, we're on a mission to empower businesses to thrive. As an Experienced Full Stack Customer Activation Manager at arenaflex, you'll play a critical role in scaling our customer success organization and driving activation and retention for our self-service customers. You'll have the opportunity to build and refine our customer success organization, define the scaled customer implementation motion, and drive efficient, thorough, and complete onboarding of new arenaflex customers at scale.

About arenaflex

arenaflex is a financial operations platform designed to save companies time and money. Our all-in-one solution combines payments, corporate cards, vendor management, procurement, travel booking, and automated bookkeeping with built-in intelligence to maximize the impact of every dollar and hour spent. More than 40,000 businesses, from family-owned farms to e-commerce giants to space startups, have saved $10B and 27.5M hours with arenaflex. Founded in 2019, arenaflex powers the fastest-growing corporate card and bill payment platform in America, and enables over $80 billion in purchases each year. Our investors include Thrive Capital, Sands Capital, General Catalyst, Founders Fund, Khosla Ventures, Sequoia Capital, Greylock, and Redpoint, as well as over 100 angel investors who were founders or executives of leading companies. The arenaflex team comprises talented leaders from leading financial services and fintech companies—Stripe, Affirm, Goldman Sachs, American Express, Mastercard, Visa, Capital One—as well as technology companies such as Meta, Uber, Netflix, Twitter, Dropbox, and Instacart. arenaflex has been named to Fast Company’s Most Innovative Companies list and LinkedIn’s Top U.S. Startups for more than 3 years, as well as the Forbes Cloud 100, CNBC Disruptor 50, and TIME Magazine’s 100 Most Influential Companies.

About the Role

As an Experienced Full Stack Customer Activation Manager, you'll own the activation, growth, and retention of arenaflex's self-service customers. You'll have the opportunity to build and refine our customer success organization, define the scaled customer implementation motion, and drive efficient, thorough, and complete onboarding of new arenaflex customers at scale.

Key Responsibilities:

* Become an expert in the full range of integration and configuration options for arenaflex's suite of products, and in turn driving efficient, thorough, and complete onboarding of new arenaflex customers at scale

  • Directly own micro-SMB and SMB accounts 1:1, ensuring they can fully onboard onto arenaflex in 60 days and Apply to this Job

Apply for this job

Similar Jobs

Experienced Full Stack Customer AI Engineer – Web & Cloud Application Development

Remote, USA Full-time

Experienced Customer Activation Manager | Mid-Market at arenaflex

Remote, USA Full-time

Experienced Customer Success Manager – Strategic Accounts

Remote, USA Full-time

Experienced University Grad: Customer Experience Agent – Financial Operations Platform

Remote, USA Full-time

Experienced Customer Experience Agent – Scaling with arenaflex

Remote, USA Full-time

Experienced Strategic Customer Success Manager – Fortune 50-100 Account Management

Remote, USA Full-time

Experienced Strategic Customer Success Manager – Fortune 50-100 Accounts at arenaflex

Remote, USA Full-time

Experienced Strategic Customer Success Manager – Fortune 50-100 Account Management

Remote, USA Full-time

Experienced Customer Architect – UK – Driving Business Growth through Custom Solutions

Remote, USA Full-time

Experienced Customer Success Manager (German Speaking) – Compliance Automation Expert

Remote, USA Full-time

Enterprise Client Director (Los Angeles)

Remote, USA Full-time

Architect

Remote, USA Full-time

VP, Sales - Government

Remote, USA Full-time

Policy Specialist, MISO

Remote, USA Full-time

$1500 Sign-On Bonus - RN Registered Nurse (Homecare)

Remote, USA Full-time

Remote Customer Support Representative - Join blithequark's Dynamic Team in Fort Worth, Texas, and Deliver Exceptional Customer Experiences Remotely

Remote, USA Full-time

Provider Data Representative - Cigna Healthcare - Hybrid

Remote, USA Full-time

[Remote] AI ML Engineer (7+ Years)

Remote, USA Full-time

Windchill Java Customization Engineer

Remote, USA Full-time

Alaska Airlines Jobs (Data Entry Executive)

Remote, USA Full-time