Backend Engineer — AI Infrastructure (Remote)

Alignerr; Stockholms kommun; On-site; SEK 652,000 - 1,305,000; Part time

Benefits offered by this job

Fully remote

Freelance autonomy

Contract extension potential

Job summary

Alignerr is seeking Back End Developers to design, build, and optimize server-side systems and APIs for AI-powered products. Based remotely, you will contribute to data pipelines, model-serving infrastructure, and scalable microservices handling real-world traffic.

You’ll work with Python, Go, Java, Node.js, or Rust, and collaborate across time zones with distributed teams, delivering robust, well-documented code and clear API designs that scale.

Qualifications

• Proficient in Python, Go, Java, Node.js, or Rust.
• Strong knowledge of RESTful APIs and microservices.
• Experience with relational and NoSQL databases (PostgreSQL, MongoDB, Redis).
• Cloud experience with AWS, GCP, or Azure.
• Familiar with Git, CI/CD, and Docker/Kubernetes.
• Ability to work asynchronously in distributed teams.
• Excellent problem solving and documentation skills.

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

Tools

Docker

Kubernetes

AWS

GCP

Azure

Git

CI/CD

Job description

Alignerr is seeking Back End Developers to design, build, and optimize server-side systems and APIs for AI-powered products. Based remotely, you will contribute to data pipelines, model-serving infrastructure, and scalable microservices handling real-world traffic.

You’ll work with Python, Go, Java, Node.js, or Rust, and collaborate across time zones with distributed teams, delivering robust, well-documented code and clear API designs that scale.