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Experienced Customer Engineer – Authorization Solutions for Modern Applications

Remote, USA Full-time Posted 2026-06-16

At arenaflex, we're revolutionizing the way developers approach authorization in their applications. With a growing market valued at $25B+, we're creating a world where developers can focus on what matters most – building innovative solutions – without the burden of rolling their own authorization. As an Experienced Customer Engineer at arenaflex, you'll play a critical role in shaping the future of authorization and helping our customers succeed.

About arenaflex

arenaflex is a pioneering company that's changing the game in authorization solutions. With a strong foundation in traction, capital, and team, we're poised to disrupt the status quo and create a new standard for authorization in the industry. Our team is comprised of experienced professionals who are passionate about innovation and customer success. We're backed by top investors, including Sequoia, Felicis, and a group of infrastructure founders and operators who share our vision.

Why Join arenaflex?

We're at an inflection point, and we're looking for talented individuals like you to join our team. As a Customer Engineer at arenaflex, you'll have the opportunity to work with a talented team, learn from the best, and make a meaningful impact on the industry. You'll be part of a company that's committed to innovation, customer success, and growth.

Key Responsibilities

As a Customer Engineer at arenaflex, your primary responsibilities will include:

  • Pre-sales: Building technical credibility and demonstrating the value of arenaflex's authorization solutions to prospects.
  • Post-sales: Providing customers with the support and guidance they need to integrate and deploy arenaflex's authorization solutions successfully.
  • Product: Capturing customer feedback and using it to inform the development of arenaflex's authorization solutions.
  • Everything else: Being a generalist and jumping in on whatever it takes to build the company.

What We're Looking For

We're looking for experienced Customer Engineers who are passionate about authorization solutions and customer success. You'll need to have:

  • Experience in technical customer-facing roles, such as pre-sales, post-sales, or solutions engineering.
  • Comfort with implementing products hands-on, building POCs, writing code, and working across the stack to show value fast.
  • Ability to operate as a generalist, switching contexts, learning quickly, and filling gaps across product, sales, and engineering.
  • Thrive in high-urgency environments, especially in early sales cycles and onboarding, and push to get customers to production quickly.
  • Excellent communication skills, including asking sharp questions, uncovering real needs, and explaining complex ideas clearly to both engineers and executives.

Benefits

As a Customer Engineer at arenaflex, you'll enjoy a comprehensive benefits package that includes:

  • Competitive health, dental, and vision coverage
  • Mental healthcare to all employees and anyone in their family through Spring Health
  • Unlimited access to financial advisors through Northstar
  • Equity Package
  • Unlimited paid time off (PTO)
  • Paid parental leave
  • Flexible work options
  • One Medical Membership
  • Quarterly hackathons... and prizes!
  • Free team lunches every month

Compensation

The starting salary for this role is between $100,000-$220,000/year plus equity. Your exact offer will vary based on a number of factors, including experience level, skillset, market location, and balancing internal equity relative to peers at the company.

Equal Opportunity Employer

arenaflex is an equal opportunity employer. All applicants will be considered for employment regardless of race, color, national origin, religion, sex, age, disability, sexual orientation, gender identity, veteran or disability status.

How to Apply

If you're passionate about authorization solutions and customer success, and you're looking for a challenging and rewarding role, we encourage you to apply. Please submit your resume and a cover letter explaining why you're the perfect fit for this role. Apply for this job

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