Customer Success Engineer Americas / Remote / Full-time

Sellrbox; Northern (KY); Hybrid; USD 130,000 - 180,000; Full time

Job summary

Sellrbox is growing rapidly and offers a remote, Americas-based role for a Customer Success Engineer. You will bridge technical support and client success, owning onboarding, debugging marketplace issues, and driving adoption of our AI tools.

You’ll guide clients through Astra onboarding, create guides and playbooks, and advocate for customers with engineering and operations teams. 100% remote, USD compensation.

Qualifications

• Deep technical background with APIs or platform integrations.
• Ability to analyze campaign data and diagnose issues.
• Experience guiding clients through onboarding and adoption.

Responsibilities

• Own the post-sale technical relationship with high-value accounts.
• Debug complex marketplace issues spanning ad performance to inventory sync.
• Build onboarding guides, best practices playbooks, and troubleshooting docs.
• Identify expansion opportunities and translate needs into product feedback.
• Develop scalable success processes and playbooks for growth.

Skills

APIs

Advertising platforms

Marketplace integrations

Technical problem solving

Client communication

Job description

Sellrbox is growing rapidly, and our clients depend on us to manage their Amazon operations and power their advertising with our AI tools. We need someone who can bridge the gap between technical support and client success to help our users thrive.

As a Customer Success Engineer, you'll be the go-to person for our highest-value accounts. You'll troubleshoot platform issues, guide clients through onboarding onto Astra, and ensure they get maximum value from our full suite of e-commerce tools.

This role is ideal for someone who loves solving technical problems and building relationships in equal measure. This role is remote based in the Americas Time Zones.

In this role, you will…

Own the post-sale technical relationship with our highest-value accounts, ensuring successful onboarding and ongoing adoption of our AI tools

Debug complex marketplace issues spanning advertising campaign performance to inventory sync problems, becoming the expert our clients rely on

Build and maintain client resources including onboarding guides, best practices playbooks, and troubleshooting documentation

Identify expansion opportunities by deeply understanding how clients use the platform and where they could benefit from additional services or tools

Advocate for clients internally translating client needs into actionable product feedback for the engineering and operations teams

Develop scalable success processes and help build the playbooks that define how we support clients as we grow

You'd be a great fit if you…

You're deeply technical. You've worked with APIs, advertising platforms, or marketplace integrations. You can look at campaign data and know what's going wrong.

You're empathetic and patient. You enjoy helping people solve problems. You can explain complex technical concepts to both developers and non-technical brand owners.

You're proactive. You don't wait for clients to reach out with problems. You identify risks early and address them before they escalat​e.

You love learning. Amazon's ecosystem is deep and constantly evolving. You're excited to become an expert in marketplace dynamics and seller tools.

You communicate exceptionally. Written and verbal. You can draft a clear performance report or lead a client call with equal skill.

You thrive in ambiguity. We're building this function from the ground up. You're comfortable creating structure where none exists.

What it means to join the team...

Shape the customer success function from its earliest days

Work closely with engineering, product, and operations to build a world-class client experience

Direct access to founders and the opportunity to influence product direction

Honest, low-ego team with autonomy to ship

100% remote with flexible schedule

Comp: $130,000 – $180,000 USD, commensurate with experience

About Sellrbox

Sellrbox is an e-commerce management company building AI-powered tools that help sellers and brands scale on Amazon and beyond. We pair hands‑on marketplace expertise with proprietary software to drive real results for our clients.

Our remote team spans multiple countries and is growing fast. We combine deep e-commerce operations knowledge with cutting‑edge AI to build tools like Astra, our intelligent advertising platform, that give sellers a genuine competitive edge.