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Full Stack Engineer, AI systems

bjakcareerZurich, SwitzerlandActAI 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

Bjakcareer is hiring a Full Stack Engineer, AI systems in Zurich, Switzerland, to build proactive applications that integrate intelligence into everyday workflows with minimal prompting. This position is well-suited for a developer experienced in full-stack engineering and AI integrations who wants to deliver reliable, production-grade agent workflows.

Role Overview

The Full Stack Engineer, AI systems position focuses on developing the product layer that transforms AI capabilities into dependable, production-grade workflows. The professional in this role will design how agents operate, fail, recover, and deliver consistent value to users across multi-step tasks.

Key Responsibilities

Construct end-to-end product features spanning frontend components, backend services, and AI integrations.
Plan and structure agent workflows capable of handling planning, tool utilization, failure handling, and recovery.
Connect large language models, memory systems, and external tools into dependable real-world architectures.
Create real-time artificial intelligence interactions featuring streaming, partial results, and strict latency limits.
Enhance system reliability, observability, and fallback procedures.
Partner with machine learning, backend, and product departments to deliver features completely.
Refine the platform continuously by analyzing actual usage patterns and failure scenarios.

Requirements

Demonstrated background in full-stack engineering covering both frontend and backend development.
Sound comprehension of system design principles and application programming interface architecture.
Practical background utilizing large language models, retrieval-augmented generation systems, or artificial intelligence applications.
Capacity to navigate ambiguity and execute pragmatic engineering choices.
High sense of ownership to guide features from initial concept through production deployment.
Adaptability within rapid operational settings characterized by changing requirements.

Skills and Tools

Next.js
Python
Node.js
PyTorch
OpenAI, Anthropic, and open-source large language models
SQL and NoSQL databases
Kubernetes
Docker

About the Company

ACTAI develops proactive applications designed for individuals globally, aiming to introduce intelligence into conversations, errands, organization, and workflows without requiring complex prompting. The organization focuses on long-running workflows with high reliability, persistent context, and real-world task completion to minimize hallucinations.

How to Apply

Candidates should apply directly on the official company careers page.

Skills and tech stack

Questions candidates ask

Where is the job located?

The role is located in Zurich, Switzerland.

What technologies and tools are used in this role?

The technology stack includes Next.js, Python, Node.js, PyTorch, OpenAI, Anthropic, open-source LLMs, SQL, NoSQL, Kubernetes, and Docker.

What is the primary focus of the Full Stack Engineer, AI systems?

The focus is on building end-to-end product features, designing multi-step agent workflows, integrating LLMs and memory systems, and improving system reliability and real-time interaction latency.

What does the interview process look like?

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

Ready to apply?

The application is on the official bjakcareer careers page.

Apply on company site