Remote AI Infrastructure Backend Engineer (Contract)

Alignerr; Manchester; On-site; GBP 55,000 - 96,000; Full time

Job summary

Alignerr is seeking Back End Developers to design, build, and optimize server-side systems and APIs that power AI products. This fully remote contract role welcomes engineers across the UK and offers flexible hours.

You will work on data pipelines, model-serving infrastructure, and scalable microservices, collaborating asynchronously with researchers and product leads to deliver robust, maintainable software.

Qualifications

• Experience with back-end languages listed; strong API design.
• Experience with relational and NoSQL databases.
• Familiarity with cloud platforms and containers.

Responsibilities

• Design, develop, and maintain robust back end services, APIs, and data pipelines
• Build scalable, high-performance server-side architecture to support AI training and inference workloads
• Write clean, well-documented, and testable code following engineering best practices
• Integrate with databases, message queues, cloud services, and third-party APIs
• Optimize system performance, reliability, and scalability as usage grows
• Collaborate asynchronously with distributed teams of engineers, researchers, and product leads
• Troubleshoot production issues, conduct code reviews, and contribute to architectural decisions
• Work independently on task-based and project-based assignments on your own schedule

Skills

Python

Go

Java

Node.js

Rust

RESTful APIs

Microservices

Distributed systems

Git

CI/CD

Tools

PostgreSQL

MongoDB

Redis

Docker

Kubernetes

AWS

GCP

Azure

Job description

Alignerr is seeking Back End Developers to design, build, and optimize server-side systems and APIs that power AI products. This fully remote contract role welcomes engineers across the UK and offers flexible hours.

You will work on data pipelines, model-serving infrastructure, and scalable microservices, collaborating asynchronously with researchers and product leads to deliver robust, maintainable software.