Principal Engineer - AI Trainer - Freelance - 8-20hrs/week - Remote
Posted 2 days ago by 10x.Team
Negotiable
Outside
Remote
London, England, United Kingdom
Summary: The role of Principal Engineer - AI Trainer involves enhancing AI systems by reviewing and refining AI-generated engineering content. Candidates should have significant engineering experience and be available for 8 to 20 hours per week in a remote capacity. The position focuses on ensuring technical accuracy and practicality in AI outputs, rather than traditional engineering tasks. This freelance opportunity allows for flexible work while contributing to advanced AI-powered technical systems.
Key Responsibilities:
- Review and refine AI-generated outputs related to engineering concepts, technical documentation, system requirements, and practical aspects of engineering work
- Evaluate AI responses for technical accuracy, practicality, and compliance with real-world requirements
- Draft realistic engineering scenarios based on direct professional experience
- Create scenario variations from different perspectives (e.g. engineer, client, technical manager, or stakeholder)
- Identify gaps, oversights, or weak reasoning in AI-generated technical content
Key Skills:
- Senior-level principal engineer with significant professional experience within the EU or UK
- Experience in advising on, preparing, and executing complex engineering projects
- Skilled at evaluating technical solutions, documentation, and compliance
- Comfortable working independently and providing structured, critical feedback
- Available for 8–20 hours per week, with prompt availability
Salary (Rate): £159.00/hr
City: London
Country: United Kingdom
Working Arrangements: remote
IR35 Status: outside IR35
Seniority Level: Senior
Industry: IT
Updated: 03 April 2026
Freelance | 8–20 hrs/week | Remote (EU/UK)
Are you an experienced engineer who instinctively spots gaps in technical reasoning and understands the complex realities of engineering practice? Do you have 8 to 20 hours per week available alongside your main job or consulting projects? Join us in shaping how AI understands and applies engineering expertise at scale.
About The Role
10x.team connects expert freelancers with leading AI labs building next-generation models. We are looking for knowledgeable principal engineers based in the EU or UK to enhance the accuracy, depth, and real-world relevance of AI-powered technical systems.
What You Will Do
- Review and refine AI-generated outputs related to engineering concepts, technical documentation, system requirements, and practical aspects of engineering work
- Evaluate AI responses for technical accuracy, practicality, and compliance with real-world requirements
- Draft realistic engineering scenarios based on your direct professional experience
- Create scenario variations from different perspectives (e.g. engineer, client, technical manager, or stakeholder)
- Identify gaps, oversights, or weak reasoning in AI-generated technical content
In simple terms: You will assess and improve AI-generated content, ensuring it reflects true engineering reasoning, authentic technical documentation, and practical procedures. Rather than conducting traditional engineering work, you’ll apply your expertise to help AI systems understand and reason about engineering processes at scale.
Who You Are
- A senior-level principal engineer with significant professional experience within the EU or UK
- Experienced in advising on, preparing, and executing complex engineering projects
- Skilled at evaluating technical solutions, documentation, and compliance
- Comfortable working independently and providing structured, critical feedback
- Available for 8–20 hours per week, with prompt availability
Why Join?
- Flexible, fully remote freelance work that fits your current commitments
- Apply your engineering expertise in a rapidly evolving, high-impact AI environment
- Directly contribute to building advanced AI-powered technical systems
- Free access to our in-house AI Academy to further develop your AI skillset
- Clear onboarding, structured tasks, and ongoing opportunities for collaboration
Screening Process
Our Process Is Straightforward, Transparent, And Supportive
- Brief written test assessing your engineering and reasoning skills
- Short AI-based interview
- Verification of credentials and identity
After successful onboarding, you’ll be eligible to start on upcoming projects as they become available. Join us to help shape the engineering expertise of the world’s most advanced AI models!