AfterQueryCoding & software eval
Mid Level Full-Stack Engineer
$80/hr
About this role, in AfterQuery's words
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 most complex data infrastructure to capture the most 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.
What you'll do
Responsibilities
- Design and develop complete, production-quality applications from scratch across various business domains and use cases using Next.js, Redis, and SQL databases
- Build diverse application types including dashboards, management systems, workflow tools, and data-driven platforms that demonstrate different feature sets and architectural patterns
- Implement comprehensive functionality in each application including user authentication, data management, real-time features, reporting, and complex business logic
Candidate background
Required qualifications
- Strong proficiency in Next.js for building modern, performant frontend applications with server-side rendering and API routes
- Experience with Redis for caching, session management, and real-time data handling to optimize application performance
- Solid experience designing and working with SQL databases (PostgreSQL, MySQL, or similar) including schema design, queries, relationships, and optimization
- Ability to architect full stack applications that effectively leverage Next.js, Redis, and SQL databases together in production environments
- Experience implementing efficient data flows between frontend, caching layer, and database to ensure responsive user experiences Retry
- Experience with Tailwind CSS for rapidly building responsive, custom user interfaces with utility-first styling
- 2+ years of experience
Quoted from selected sections of AfterQuery's posting. The full posting may state other conditions. Read the full posting
A closer look
More context, when you need it.
Full job descriptionThe original posting, in AfterQuery's words
Posted by AfterQuery, reproduced here so you can judge the role before clicking. Original posting ↗
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 most complex data infrastructure to capture the most 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.
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.
Responsibilities - Design and develop complete, production-quality applications from scratch across various business domains and use cases using Next.js, Redis, and SQL databases - Build diverse application types including dashboards, management systems, workflow tools, and data-driven platforms that demonstrate different feature sets and architectural patterns - Implement comprehensive functionality in each application including user authentication, data management, real-time features, reporting, and complex business logic
Required qualifications - Strong proficiency in Next.js for building modern, performant frontend applications with server-side rendering and API routes - Experience with Redis for caching, session management, and real-time data handling to optimize application performance - Solid experience designing and working with SQL databases (PostgreSQL, MySQL, or similar) including schema design, queries, relationships, and optimization - Ability to architect full stack applications that effectively leverage Next.js, Redis, and SQL databases together in production environments - Experience implementing efficient data flows between frontend, caching layer, and database to ensure responsive user experiences Retry - Experience with Tailwind CSS for rapidly building responsive, custom user interfaces with utility-first styling - 2+ years of experience
Working with AfterQueryPay, getting started and work, from AfterQuery's own pages
What the platform publishes in general. These are not extra terms confirmed for this particular role.
- Getting paid
- Approved work is paid every Friday for the prior week, by Stripe to a bank account, with no fees. Stripe holds the first payout for 7 days. docs.afterquery.com/articles/payments-taxes/payment-setup
- Before your first paid task
- One assessment per expert pool, unpaid and with no retake. Onboarding takes about 10 minutes: legal documents, phone, ID through Persona, and payments. docs.afterquery.com/articles/onboarding/assessments, docs.afterquery.com/articles/onboarding/complete-your-onb...
- How much work
- Projects are assigned by assessment fit as they come up, and higher-rated contributors get priority. docs.afterquery.com/articles/onboarding/assessments, docs.afterquery.com/articles/about/contract-work
- Contract
- Independent contractor. Most contractors register as individuals. docs.afterquery.com/articles/about/contract-work, docs.afterquery.com/articles/onboarding/complete-your-onb...
Read on the pages linked above on 23 Sep 2026. Platforms change these terms, so check the linked page before you rely on one.
How does the pay compare?Across Coding & software eval roles, not this role alone
From our own daily reads of every open listing on the platforms we follow, not from AfterQuery's posting. How we count.
Pay across the field: Coding & software eval
Across 391 roles in this field with a stated hourly rate in US dollars, on 14 platforms, the middle half pays $65 to $120 an hour at the top of the range, and the median is $95. This role's top rate, $80, is in the middle half. Of the 140 distinct rates we count, 48 are lower and 82 are higher.
| Platform | Roles | Top of range, per hour |
|---|---|---|
| Alignerr | 137 | $50 to $400 · median $100 |
| micro1 | 44 | $60 to $350 · median $120 |
| Handshake AI | 43 | $47 to $125 · median $80 |
| Meridial (Invisible) | 34 | $22 to $150 · median $60 |
| Mercor | 33 | $60 to $200 · median $105 |
Sources and listing historyWhere this information comes from
This listing's history
- First seen here on 26 Aug 2026, and still on AfterQuery's list when we last read it on 12 Oct 2026.
- Listed pay changed on 29 Sep 2026: up to $100/hr before, $80/hr after.
A change can also be a correction to how we read AfterQuery's feed. The figure at the top of this page is always the latest read.
- Posted by AfterQuery
- First seen by AIPayList
- Last seen live
- Listing ID
- 1760834682926
Pay as the source states it: “$80/hr”.
Platforms sometimes change a rate after posting. Every listing here is re-read at least once a day and corrected when its source moves, so a difference you see on the platform is usually a change made since the last read. How freshness works.
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