Client-Facing AI Production Architect

Proxify; Helsinki; On-site; EUR 90,000 - 150,000; Full time

Job summary

Proxify is seeking an AI engineer to work closely with clients, build and deploy agentic AI systems in production, and lead engineers on multiple projects. You will own the technical direction, engage with clients, and ensure deployments run within client environments.

You are hands-on with LLMs, RAG pipelines and Python, able to navigate complex data architectures while communicating clearly with non-technical stakeholders. Stockholm preferred, occasional travel to client sites expected.

Qualifications

• 5+ years in software engineering with a CS background.
• Proven track record shipping LLM, RAG and agentic systems to production.
• Hands-on with LangChain, vLLM and PyTorch or TensorFlow.
• Strong Python and containerized deployments on AWS, GCP or Azure.
• Excellent professional English communication and client-facing skills.

Responsibilities

• Get under the hood of each client's architecture, data and integrations.
• Turn a scoped brief into an agentic system running in the client's environment, end to end.
• Lead the engineers on each project and set the technical direction.
• Be the client's day-to-day technical contact: updates, questions, and scope changes.
• Keep several projects moving and surface scope changes instead of agreeing on the spot.

Skills

Python

LLM systems

Communication

Software engineering

Self-directed

RAG pipelines

Education

CS background

Tools

LangChain

vLLM

PyTorch

TensorFlow

Cloud deployments

Vector databases

Job description

Proxify is seeking an AI engineer to work closely with clients, build and deploy agentic AI systems in production, and lead engineers on multiple projects. You will own the technical direction, engage with clients, and ensure deployments run within client environments.

You are hands-on with LLMs, RAG pipelines and Python, able to navigate complex data architectures while communicating clearly with non-technical stakeholders. Stockholm preferred, occasional travel to client sites expected.