Backend Engineer - AI Agents (Remote) (Cardiff)

Backend Engineer - AI Agents (Remote) (Cardiff)

Cardiff Full-Time 40000 - 50000 € / year (est.) Home office possible
Outlier AI

At a Glance

  • Tasks: Shape the future of AI agents by providing human feedback and optimising complex workflows.
  • Company: Outlier, a leader in AI innovation with a focus on collaboration.
  • Benefits: Remote work, competitive salary, and opportunities for professional growth.
  • Other info: Dynamic team environment with exciting projects and career advancement potential.
  • Why this job: Join us to train advanced generative systems and make a real impact in AI.
  • Qualifications: 2+ years in backend engineering and 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. 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.

Backend Engineer - AI Agents (Remote) (Cardiff) employer: Outlier AI

At Outlier, we pride ourselves on being an exceptional employer that fosters innovation and collaboration in the rapidly evolving field of AI. Our remote work culture allows for flexibility while providing ample opportunities for professional growth and development, ensuring that our team members can thrive as they contribute to groundbreaking projects. Join us in Cardiff and be part of a dynamic environment where your expertise will directly impact the future of autonomous agents.

Outlier AI

Contact Detail:

Outlier AI Recruiting Team

StudySmarter Expert Advice🤫

We think this is how you could land Backend Engineer - AI Agents (Remote) (Cardiff)

Tip Number 1

Network like a pro! Reach out to folks in the AI and backend engineering space on LinkedIn or at meetups. We can’t stress enough how personal connections can open doors that applications alone can’t.

Tip Number 2

Show off your skills! Create a portfolio showcasing your projects, especially those involving AI automation or complex systems. We love seeing real-world applications of your work, so make it easy for potential employers to see what you can do.

Tip Number 3

Prepare for technical interviews by brushing up on your coding skills and system design principles. We recommend practicing with mock interviews or coding challenges to get comfortable with the types of questions you might face.

Tip Number 4

Don’t forget to apply through our website! It’s the best way to ensure your application gets seen by the right people. Plus, we’re always on the lookout for passionate individuals who want to shape the future of AI agents.

We think you need these skills to ace Backend Engineer - AI Agents (Remote) (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 backend engineering experience and any work you've done with AI automation. We want to see how you’ve built production-grade software and tackled complex systems, so don’t hold back!

Be Specific:When describing your past projects, be as detailed as possible. Mention the languages you used, the challenges you faced, and how you overcame them. This helps us understand your thought process and technical abilities.

Tailor Your Application:Don’t just send a generic application! Tailor your CV and cover letter to reflect the skills and experiences that match our job description. We love seeing candidates who take the time to connect their background to what we’re looking for.

Apply Through Our Website:We encourage you to apply directly through our website. It’s the best way for us to receive your application and ensures you’re considered for the role. Plus, it shows you’re keen on joining our team!

How to prepare for a job interview at Outlier AI

Know Your Tech Stack

Make sure you’re well-versed in the programming languages mentioned in the job description, like Python or JavaScript. Brush up on your SQL skills too, as you might be asked to demonstrate your understanding of databases during the interview.

Showcase Your Experience

Prepare specific examples from your past work that highlight your experience with backend engineering and AI automation. Be ready to discuss how you've built production-grade software and handled complex system interactions.

Understand the Project

Familiarise yourself with Outlier's projects and their focus on AI agents. Being able to discuss how you can contribute to training advanced generative systems will show your genuine interest and alignment with their goals.

Ask Insightful Questions

Prepare thoughtful questions about the team’s current challenges or future projects. This not only shows your enthusiasm but also helps you gauge if the company is the right fit for you.