Freelance AI Task Architect & Backend Engineer

Dorado; Canada; Hybrid; CAD 34,000 - 48,000; Full time

Job summary

Mindrift seeks a skilled backend-focused developer to design real-world AI coding tasks. You will create Dockerized, self-contained challenges with broken code, tests, and instructions. Your work includes a reference solution and a deterministic pytest, ensuring tasks are solvable and reproducible for AI agents.

Collaboration spans QA reviewers and ongoing task iteration. The role emphasizes Python, pytest, Docker, Linux/Bash proficiency, and English at B2+ level, with project-based engagement

Qualifications

• 3+ years of production software development in one backend stack (Python, Go, Node.js, Java, or Rust).
• Python + pytest fluency required.
• Docker authoring with reproducible environments and non-root users.
• Linux & Bash proficiency for container debugging.

Responsibilities

• Invent realistic developer scenarios with real bugs or missing features.
• Build reproducible Docker environments with pinned dependencies.
• Write deterministic, non-flaky pytest tests that verify outcomes.
• Create instruction.md that reads like a Jira ticket.
• Produce a reference solve.sh proving task solvable.
• Calibrate difficulty so AI agents solve 20–60% of tasks.
• Iterate based on expert QA feedback.

Skills

Python

pytest

Bash

AI coding agent experience

English (B2+)

Backend development

Tools

Docker

Dockerfiles

Job description

Mindrift seeks a skilled backend-focused developer to design real-world AI coding tasks. You will create Dockerized, self-contained challenges with broken code, tests, and instructions. Your work includes a reference solution and a deterministic pytest, ensuring tasks are solvable and reproducible for AI agents.

Collaboration spans QA reviewers and ongoing task iteration. The role emphasizes Python, pytest, Docker, Linux/Bash proficiency, and English at B2+ level, with project-based engagement