AI work directory Red Pen Jobs

Senior Full-Stack Engineer

AfterQuery Contract Posted 12 months ago US, UK, EU, CA, AU, NZ

Role details

<p>AfterQuery empowers foundational AI labs, enterprises, and startups by providing high-quality human-generated datasets that are essential for fine-tuning more capable, refined, and reliable AI systems. We are on the forefront of creating the world's most complex data infrastructure to capture the useful data for our major clients. We have raised our most recent round from BoxGroup, YC and a group of strategic angels that will push us to be at the forefront of the industry.</p><br><p> We're seeking a Full Stack Engineer to build diverse, production-quality applications that will serve as training examples for AI models. You'll create complete, functional end-to-end applications across various domains and use cases - each application you build becomes part of our AI training dataset. Your work will involve developing a wide range of software solutions that demonstrate different architectural patterns, features, and implementations. </p>

From the AfterQuery posting.

Applying on AfterQuery

What happens after you click

  1. The link opens this role on AfterQuery. Sign up and apply from there.
  2. An interview: live or asynchronous video, to discuss your experience and goals.
  3. A short skills assessment in your domain. It is unpaid, you get one attempt, and AfterQuery sends no pass or fail notice.
  4. If AfterQuery accepts you, they invite you to matching projects.
  5. Remote — open to United States, Canada, United Kingdom, Ireland, Australia, New Zealand, Germany, France, Netherlands, Belgium, Austria, Switzerland, Denmark, Sweden, Norway, Finland, Iceland, Italy, Spain, Portugal, Greece, Luxembourg, Malta, Cyprus and Liechtenstein.
Apply on AfterQuery Prepare for the interview

If you're hired through a link here, AfterQuery pays this site a referral fee. Your pay is unaffected.

Red Pen Jobs is independent. We are not affiliated with, endorsed by, or acting for AfterQuery in any way, and we do not recruit on its behalf.

More about AfterQuery: how it pays, what it does not say, and its referral terms.

Questions about applying? Read the FAQ.

Already have a micro1 account?

Tell us, and we'll keep micro1 roles out of your lists so the platforms you haven't tried come first.

New roles for software engineers every Monday

What the email looks like

  • Open Source GitHub Maintainer

    $150–300 an hour · micro1

  • Cybersecurity Research Expert – Offensive Security & Vulnerability Research

    $200–250 an hour · Mercor

  • Senior Software Engineering Experts

    $120–180 an hour · Mercor

Software engineers

The same work on another platform

Already have a AfterQuery account? A platform you have not signed up to yet is where this kind of work is still open to you. Each one screens and pays on its own terms, so check theirs before applying.

More roles for software engineers

Every role we hold for software engineers

Pays $140 an hour, above the $80 median top rate of the 116 other open hourly software engineers roles listed here. Posted 53 weeks ago.

We read this listing on AfterQuery on 23 Oct 2026 and checked it again on 29 Oct 2026. We clean its formatting for readability and safety. View on AfterQuery