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SWE Infrastructure Specialist (JS/TS/Python) – Freelance AI Trainer Project

Company: Meridial Marketplace, by Invisible

Location: workfromhome, London

Posted: June 07, 2026

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Position Details

Job Title

SWE Infrastructure Specialist (JS/TS/Python) – Freelance AI Trainer Project

Description Overview

Are you a software engineer with deep infrastructure expertise and a systems-level mindset eager to shape the future of AI? Large-scale language models are increasingly responsible for reasoning about real-world systems, cloud architectures, and performance-critical infrastructure. With high-quality expert training data, tomorrow’s AI can better design, evaluate, and operate complex software systems at scale. That training data begins with you.

Responsibilities

  • Converse with the model on infrastructure and platform engineering tasks using JavaScript, TypeScript, and Python.
  • Verify architectural soundness and logical correctness.
  • Assess code quality and testing strategies.
  • Analyze performance bottlenecks and deployment risks.
  • Capture reproducible failure cases and suggest improvements ...