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Backend Engineer, AI (Agent Systems)

bjakcareerSwedenActAI Engineering
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Salary
Not listed
Job type
Full-time
Work mode
Remote
Experience
Mid
Posted
28 Sept 2026
Status
Open · checked 7d ago

About this role

Based in Sweden, the Backend Engineer, AI (Agent Systems) role at bjakcareer involves managing the inference and orchestration layers for proactive AI applications. This position suits a skilled backend professional with expertise in production environments and distributed systems who wants to build reliable software for global users.

Role Overview

This position centers on managing the infrastructure that connects users to AI models. The professional in this role ensures that backend systems deliver stable, observable, and fast APIs for mobile and desktop clients while maintaining high reliability and managing operational costs.

Key Responsibilities

Construct and run backend infrastructure that delivers AI capabilities in live environments.
Architect inference pipelines, service boundaries, and orchestration layers for models.
Handle production operational duties including monitoring, logging, alerting, and incident management.
Enhance throughput and minimize latency utilizing streaming, batching, caching, and inference strategies.

Requirements

Solid backend engineering background gained within production environments.
Practical background managing low-latency and high-throughput services.
Exposure to AI inference frameworks involving multimodal models, embeddings, and large language models.
Capability to troubleshoot distributed systems under heavy traffic loads.
Preference for rapid deployment and continuous learning derived from live user metrics.

Skills and Tools

Python
NodeJs
Pytorch
OpenAI, Anthropic, and open-source large language models
SQL and NoSQL databases
Kubernetes
Docker

About the Company

ACTAI develops proactive applications designed for global users to replace basic daily tools like email, notes, tasks, and calendars with minimal prompting requirements. The organization focuses on long-running workflows, persistent context, and real-world task completion to minimize hallucinations and help users focus on meaningful activities through small, hands-on teams.

How to Apply

Interested candidates should visit the official company careers page to submit their application.

Skills and tech stack

PythonNodeJsPytorchOpenAIAnthropicSQLNoSQLKubernetesDockerPyTorchLLMsDistributed Systems

Questions candidates ask

Where is the job located?

The position is based in Sweden.

What does the backend engineer manage?

The engineer owns the inference and orchestration layer sitting between models and users.

What technologies are used in the stack?

The technology stack includes Python, Node.js, PyTorch, SQL and NoSQL databases, Kubernetes, Docker, and various large language models such as OpenAI, Anthropic, and open-source alternatives.

What is the interview process like?

The interview process consists of three to four interviews conducted through virtual meetings or onsite sessions, evaluated by technical team members.

What is the primary mission of the company?

The company aims to build proactive AI-native applications that simplify conversations, errands, organization, and workflows with minimal to no prompting.

Ready to apply?

The application is on the official bjakcareer careers page.

Apply on company site