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Hiring now · posted 2d ago General Contract · On-site / hybrid

Customer Support & Success Domain Expert

$55–$80/hr

Published pay. The final rate depends on your test, experience and country.

United States Language: English Posted 10 Nov 2026

Customer Support & Success Domain Expert is AI-training work for support teams, paying $55–$80/hr, open to applicants in United States. Posted 10 Nov 2026, still open on 13 Nov 2026. Zekai lists it for free; the application goes to the employer's platform.

About this role

Preparing for this role? See the best AI tools for support teams, practise with ready-made prompts for support teams, read Best AI for Customer Care in 2026: Features and Pricing and take the free 30-day AI challenge.

Join a leading AI lab's cutting-edge GenAI team to be at the core of the AI revolution, where your expertise fuels the development of the most advanced Large Language Models.

1. Overview

Join a leading AI lab's cutting-edge GenAI team and help build foundational AI models from the ground up. We're seeking talented Customer Support, Customer Success and Technical Onboarding subject-matter experts (SMEs) to bring real operating experience and elevate the quality of our AI training data. This is a full-time commitment of 40 hours per week.

This is a W-2 employment position with Cincinnatus LLC, with the opportunity to be placed at a leading AI Lab as part of their extended workforce.

2. Key Responsibilities
  • Guide research and engineering teams to close knowledge gaps and improve AI model performance in customer support, customer success and onboarding workflows.
  • Audit multi-step workflows such as ticket triage and escalation, churn and renewals, usage and adoption reporting, onboarding and installation, and billing and failed payments for realism and policy compliance.
  • Design realistic support and success tasks that reflect real ticket data and CRM, helpdesk and billing constraints, and write accurate, well-structured solutions.
  • Evaluate tasks and customer communications against rubrics and provide clear, written feedback.
  • Validate and refine evaluation rubrics across the customer support and success workflow taxonomy.
  • Collaborate with other subject matter experts to ensure consistency and accuracy in training data.
3. Core Qualifications
  • Substantial professional experience in customer support, customer success or technical onboarding for business customers.
  • Hands-on experience in at least one core track: ticket triage and technical escalation, churn and renewal management, or onboarding and implementation.
  • Daily working experience with tools such as Intercom, HubSpot, Stripe and Metabase, or close equivalents such as Zendesk, Salesforce and Looker.
  • Ability to critically judge customer communications for authenticity and policy compliance.
  • Demonstrable career progression.
  • Ability to engage reliably for at least 40 hours/week during weekdays.
  • Strong written communication skills and the ability to explain judgment calls clearly.

About Cincinnatus LLC: Cincinnatus LLC is an enterprise staffing company that partners with leading technology companies to source and employ highly skilled professionals for contingent and contract-based opportunities. Cincinnatus serves as the employer of record for these engagements, providing W-2 employment, payroll, benefits, and compliance, while placing employees directly within client teams to work on high-impact initiatives.

Equal Employment Opportunity: Cincinnatus is proud to be an Equal Employment Opportunity employer. We do not discriminate based upon race, religion, color, national origin, sex (including pregnancy, childbirth, reproductive health decisions, or related medical conditions), sexual orientation, gender identity, gender expression, age, status as a protected veteran, status as an individual with a disability, genetic information, political views or activity, or any other legally protected characteristic.

Location: United States.

How applying works

  1. Click Apply now and enter your email.
  2. You go straight to the application. We email you a copy of this role and your link.
  3. Most platforms ask for a CV and a short skills test or AI interview in your field.
How to get this job

Your plan for “Customer Support & Success Domain Expert”

What to know before you apply

Pay
At the published rate, 10 hours a week would be about $550–$800 and 20 hours about $1,100–$1,600 before tax. Hours depend on the project, so treat this as a ceiling, not a promise.
Location
Only applicants located in United States can be paid for this role. Platforms usually verify where you are, so apply only if you are based there.
Timing
This listing is 2 days old. Projects can close once they have enough people, so it is worth applying while it is open.
Test tips for support teams
  • Expect a short skills test that checks careful reading, reasoning and clear writing.
  • Read the project guidelines fully before your first task. Accuracy matters more than speed.
  • Explain your judgements in plain, complete sentences. Reviewers look for the reason, not just the answer.
  • Keep a steady weekly schedule. Projects usually prefer contributors they can count on.
Prepare free with Zekai

3 steps to stand out as one of the best support teams

  1. 01

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  2. 02

    Practise with real prompts

    Many tests ask you to write or judge prompts in your field. Practise on these first.

    The

    The user's messages are becoming angry, capitalized, and non-constructive. Draft a short, firm, and professional "reset" message. 1. Acknowledge their frustration directly. 2. State your goal: "My goal is to solve this for yo…

    Explain a Charge Clearly

    A user is questioning a charge of [[CHARGE_AMOUNT]] on [[CHARGE_DATE]]. Draft a clear explanation. 1. Reference the specific invoice or order number: [[INVOICE_ID]]. 2. Break down the charge into line items from the invoice (e…

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  3. 03

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    Guides for support teams

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