AI Agent Builder (Freelance, Remote) in Cardiff

AI Agent Builder (Freelance, Remote) in Cardiff

Cardiff Freelance 50000 - 70000 € / year (est.) Home office possible
Outlier

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 live systems and tackle real-world challenges.
  • 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 50000 - 70000 € per year.

About the Project

Outlier helps the world's most innovative companies improve their AI agents by providing human feedback. 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) in Cardiff employer: Outlier

Outlier is an exceptional employer for those looking to make a significant impact in the AI field. With a remote freelance role, you can enjoy the flexibility of working from anywhere while collaborating with leading AI organisations on cutting-edge projects. Our culture fosters innovation and growth, providing opportunities for professional development and the chance to shape the future of autonomous agents.

Outlier

Contact Detail:

Outlier Recruiting Team

StudySmarter Expert Advice🤫

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

Tip Number 1

Network like a pro! Reach out to folks in the AI and tech community, attend meetups, or join online forums. The more connections we make, the better our chances of landing that dream gig.

Tip Number 2

Show off your skills! Create a portfolio showcasing your projects, especially those related to AI agents or backend engineering. We want to see what you can do, so let’s make it shine!

Tip Number 3

Prepare for interviews by brushing up on common technical questions and scenarios related to AI automation and complex systems. We need to be ready to demonstrate our expertise and problem-solving skills.

Tip Number 4

Apply through our website! It’s the best way to ensure your application gets noticed. Plus, we love seeing candidates who take the initiative to connect directly with us.

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

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

Some tips for your application 🫡

Show Off Your Skills:Make sure to highlight your experience in backend engineering and AI automation. We want to see how you've built production-grade software and tackled complex systems integration, so don’t hold back!

Be Specific:When detailing your past projects, be specific about the technologies you used and the challenges you faced. We love seeing clear examples of your work with languages like Python or JavaScript, and how you’ve handled multi-turn interactions.

Attention to Detail is Key:We’re all about precision here at StudySmarter. Make sure your application is free from typos and clearly structured. This shows us that you have the outstanding attention to detail we’re looking for!

Apply Through Our Website:Don’t forget to submit your application through our website! It’s the best way for us to keep track of your application and ensure it gets the attention it deserves.

How to prepare for a job interview at Outlier

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 have examples of your work handy to showcase your expertise.

Showcase Your Problem-Solving Skills

Prepare to talk about specific challenges you've faced in previous projects, especially those involving complex systems integration or AI automation. Highlight how you approached these problems and the solutions you implemented, as this will demonstrate your ability to think critically and adapt.

Be Ready for Technical Questions

Expect questions that dive deep into your understanding of multi-turn system interactions and SQL databases. Brush up on your knowledge of these areas and be prepared to explain your thought process clearly, as this will show your attention to detail and technical prowess.

Demonstrate Your Passion for AI

Let your enthusiasm for AI and autonomous agents shine through during the interview. Share your thoughts on the future of AI technology and how you see yourself contributing to innovative projects like OpenClaw. This will help you connect with the interviewers and show that you're genuinely invested in the field.