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Posted 19 Oct 2025

Senior Full-Stack Engineer

We're seeking a Full Stack Engineer to build diverse, production-quality applications that will serve as training examples for AI models.

Remote
Hiring companyAfterQuery Experts
Application processN/ANo approved reviews yet
Work experienceN/ANo approved reviews yet

About the role

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 skills

  • 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.

Experience and education

  • 5+ years of experience as a software engineer.

Assessment requirements

Resume

Schedule details

Time Commitment: 40 hours/week.

Start Date: ASAP.

End Date: Ongoing.

Eligibility

Work arrangement: Fully remote

Compensation details

  • $100-180 / hour.
More about the hiring companyAfterQuery Experts
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