Experienced Customer Success Architect – Logistics Infrastructure for E-commerce

At arenaflex, we're revolutionizing the logistics infrastructure for the internet, and we're looking for a seasoned Customer Success Architect to join our team in the UK. As a key member of our customer success team, you'll play a critical role in designing, rolling out, and optimizing delivery workflows for our largest and most strategic customers. If you're passionate about logistics, e-commerce, and customer success, this is an exciting opportunity to join a fast-growing startup that's changing the game.

About arenaflex

arenaflex is building the logistics infrastructure for the internet, and we're on a mission to process a double-digit percentage of every physical last-mile transaction. We're achieving this by providing top-of-the-market modules for each step of the customer journey and leveraging the network effects from having more information that allows traditional competitors to collaborate. With a strong market pull and already serving some of the largest retailers in the world, we're looking for talented individuals to join our team and help us achieve our ambitious goals.

Our Story

arenaflex was founded in 2021 by two visionary founders, Mahmoud Ghulman and Aziz Alghunaim, who have a proven track record of building successful startups. With funding from top investors, including Y-Combinator and a16z, we're well-positioned to build the world's best logistics infrastructure platform. Our team is based in SF, but we're expanding our presence in the UK, and we're excited to welcome talented individuals to join our team.

About the Role

As a Customer Success Architect, you'll be responsible for designing, rolling out, and optimizing delivery workflows for our largest and most strategic customers. You'll serve as the connective tissue between customers, our internal teams (engineering, operations, success), and third-party delivery partners. Your goal will be to build scalable logistics products and infrastructure that drive delivery volume and customer satisfaction.

Key Responsibilities

* Design & Deploy Logistics Solutions: Collaborate with customers to understand their delivery needs, order flows, and operational constraints—and translate that into scalable product configurations.

• Drive Product Outcomes: Act as a voice of the customer, using feedback and insights to shape features, workflows, and internal tooling. Collaborate tightly with engineering to evolve our delivery platform.
• Own High-Impact Implementations: Manage onboarding and expansion for our most important accounts—ensuring the product is deployed smoothly and optimized for performance.
• Bridge Tech & Ops: Work with our operations team and delivery partners to troubleshoot edge cases, build workflows for complex scenarios, and ensure reliability at scale.
• Influence Roadmap: Identify and advocate for features that increase volume, improve delivery reliability, and enhance the customer experience.
• Represent arenaflex: Lead customer conversations, demos, and strategic planning sessions, especially when launching new delivery models or regions.

What You'll Love About Us

* Early-stage, well-funded startup – directly impact the company and grow your career!

• Quarterly broader team on-sites to bond with teammates
• Competitive compensation and opportunity for equity
• Flexible paid time off
• Health, dental, and vision insurance

What We're Looking For

* 4+ years of relevant experience (e.g., product management, operations strategy, logistics/supply chain, consulting, or startup experience)

• Understanding of marketplace dynamics, logistics systems, or API-driven platforms
• Ability to communicate clearly and work cross-functionally with technical and non-technical teams
• Scrappy, resourceful, and eager to build from 0 to 1—quickly
• Enjoy solving real-world operations problems through systems and software
• Bonus: Experience with delivery tech (e.g., route optimization, dispatching, fleet management), or a background in CS/engineering

Why You'll Thrive at arenaflex

* We're a fast-growing startup with a strong mission and vision

• We're well-funded with a talented team of engineers, product managers, and operations experts
• We offer competitive compensation and opportunities for equity
• We're committed to diversity, equity, and inclusion, and we welcome talented individuals from all backgrounds
• We're passionate about logistics, e-commerce, and customer success, and we're looking for like-minded individuals to join our team

How to Apply

If you're passionate about logistics, e-commerce, 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. We can't wait to hear from you! Apply for this job