AI Agent Builder (Freelance, Remote) (Cardiff)

AI Agent Builder (Freelance, Remote) (Cardiff)

Cardiff Freelance 40000 - 50000 € / year (est.) No home office possible
Outlier AI

At a Glance

  • Tasks: Help shape the future of AI agents by providing human feedback and training advanced systems.
  • Company: Outlier, a leader in AI innovation with a focus on collaboration.
  • Benefits: Freelance remote work with flexible hours and the chance to work on cutting-edge projects.
  • Other info: Dynamic role with opportunities to work on innovative projects and grow your skills.
  • Why this job: Join a team that’s redefining AI technology and make a real impact on the future.
  • Qualifications: 2+ years in backend engineering or AI automation; strong coding skills in major languages.

The predicted salary is between 40000 - 50000 € per year.

About the Project

Outlier helps the world's most innovative companies improve their AI agents by providing human feedback. Do you want to shape the future of autonomous agents like OpenClaw? We collaborate with leading AI organizations to train Large Language Models (LLMs) to function as proactive, multi-step agents. Our projects focus on teaching these systems how to design, coordinate, and optimize complex, real-world architectural workflows. Whether you are a passionate orchestration guru or experienced software developer — we want you to help us train the world's most advanced generative systems.

Ideal Qualifications

  • 2+ years of experience in backend engineering, AI automation, or complex systems integration.
  • Proven ability to build and maintain production-grade software with modular separation (e.g., distinct services for data parsing, logic processing, and reporting).
  • Strong command of at least two major languages (e.g., Python, JavaScript, Go, or Java) and experience working with SQL databases.
  • Practical experience building for live, non-mocked environments and handling multi-turn system interactions.
  • Outstanding attention to detail and the ability to provide clear, high-density technical feedback on complex system behaviors.

Nice to have

  • Expertise building multi-stage coordination tasks where data acquisition leads to reasoned output.
  • Hands-on experience integrating agents with live tools such as Supabase, Gmail, and various APIs to solve real-world problems.
  • High level of comfort implementing persistent state and session discovery using MEMORY.md to track agent progress.
  • Experience identifying subtle failures like privacy leaks, authority escalation, or indirect prompt injections.

AI Agent Builder (Freelance, Remote) (Cardiff) employer: Outlier AI

Outlier is an exceptional employer for those looking to make a significant impact in the AI field, offering a dynamic remote work environment that fosters innovation and collaboration. With a strong focus on employee growth, we provide opportunities to work alongside leading AI organisations, enhancing your skills while contributing to cutting-edge projects that shape the future of autonomous agents. Our culture values creativity and technical excellence, making it an ideal place for passionate individuals to thrive.

Outlier AI

Contact Detail:

Outlier AI Recruiting Team

StudySmarter Expert Advice🤫

We think this is how you could land AI Agent Builder (Freelance, Remote) (Cardiff)

Tip Number 1

Network like a pro! Reach out to folks in the AI and tech community, attend meetups, or join online forums. You never know who might have the inside scoop on job openings or can refer you directly.

Tip Number 2

Show off your skills! Create a portfolio showcasing your projects, especially those related to AI and backend engineering. This gives potential employers a taste of what you can do and sets you apart from the crowd.

Tip Number 3

Prepare for interviews by brushing up on your technical knowledge and problem-solving skills. Practice common coding challenges and be ready to discuss your past experiences in detail. Confidence is key!

Tip Number 4

Don’t forget to apply through our website! We love seeing applications come directly from passionate candidates. It shows initiative and gives us a chance to connect with you right away.

We think you need these skills to ace AI Agent Builder (Freelance, Remote) (Cardiff)

Backend Engineering
AI Automation
Complex Systems Integration
Production-Grade Software Development
Modular Software Architecture
Python
JavaScript

Some tips for your application 🫡

Tailor Your Application:Make sure to customise your CV and cover letter for the AI Agent Builder role. Highlight your experience in backend engineering and any relevant projects that showcase your skills in AI automation and complex systems integration.

Showcase Your Technical Skills:We want to see your command of programming languages like Python or JavaScript. Include specific examples of how you've built production-grade software and handled multi-turn system interactions in your previous roles.

Be Detail-Oriented:Attention to detail is key! When describing your past experiences, focus on providing clear, high-density feedback on complex system behaviours. This will demonstrate your ability to analyse and improve AI agents effectively.

Apply Through Our Website:Don’t forget to submit your application through our website! It’s the best way for us to receive your details and ensure you’re considered for the role. We can’t wait to see what you bring to the table!

How to prepare for a job interview at Outlier AI

Know Your Tech Inside Out

Make sure you brush up on your backend engineering skills and the programming languages mentioned in the job description. Be ready to discuss your experience with Python, JavaScript, or any other relevant language, and how you've used them in real-world projects.

Showcase Your Problem-Solving Skills

Prepare examples of complex systems you've integrated or automated. Think about specific challenges you faced and how you overcame them. This will demonstrate your ability to handle multi-turn system interactions and provide high-density technical feedback.

Familiarise Yourself with AI Concepts

Since the role involves working with AI agents, it’s crucial to understand the basics of AI automation and large language models. Brush up on how these systems work and be ready to discuss any relevant projects or experiences you have in this area.

Ask Insightful Questions

Prepare thoughtful questions about the company's projects and their approach to training AI agents. This shows your genuine interest in the role and helps you gauge if the company is the right fit for you.