Platform Engineering

How Fieldstream rebuilt its data platform for exponential growth and AI adoption

As Fieldstream expanded internationally and onboarded larger enterprise customers, the company faced growing challenges around scalability, reliability, and data isolation.

Fieldstream is a Stockholm-based marketing analytics company specialized in Marketing Mix Modeling (MMM). Its platform helps organizations understand the real incremental impact of their marketing investments through econometric modeling and machine learning.

Industry

Software & Technology

Location

Sweden and Malta

Stack

Google Cloud · GKE · Google Cloud Storage · Dagster · Dataform · Airbyte · BigQuery

Overview

Improved platform reliability through isolated and automated pipelines.

Accelerated onboarding and time-to-value for new customers.

Eliminated shared pipeline bottlenecks and reduced debugging effort.


The challenge

Scalable data foundations as a bottleneck for growth

Fieldstream’s original architecture was optimized for speed and rapid iteration. Over time, however, centralized pipelines and shared execution flows began creating operational bottlenecks.

Issues affecting a single customer could impact the entire platform, onboarding took too long, and the growing complexity of marketing data increased manual work and debugging efforts. At the same time, larger enterprise clients demanded stronger guarantees around security, compliance, and data isolation.

Initially, Fieldstream believed the improvements would focus mainly on MLOps. But after working with Astrafy, the team identified that the core challenge was the data platform foundation itself.


“Working with Astrafy has been very efficient, very hands-on, and extremely smooth. The quality of the people involved has been exceptional."

Jens Mathiasson Founder @ Fieldstream

“Working with Astrafy has been very efficient, very hands-on, and extremely smooth. The quality of the people involved has been exceptional."

Jens Mathiasson Founder @ Fieldstream


Our process

Turning clinical NLP models into a scalable, API-ready product


01

Isolated multi-client architecture

Astrafy redesigned Fieldstream’s pipeline architecture to isolate data and execution environments per client.

Instead of running all workloads through a shared pipeline, each customer now operates within separate execution flows and BigQuery datasets, improving scalability, security, and enterprise readiness.


02

Orchestration and automation at scale

To reduce manual work and improve operational reliability, Astrafy implemented orchestration with Dagster running on Google Kubernetes Engine.

This enabled parallelized executions, automated workflows, better monitoring, and a more stable onboarding process for new customers.


03

Modernized Google Cloud data stack

The platform was modernized on Google Cloud using BigQuery, Google Cloud Storage, Dataform, Airbyte and Argo CD, creating a more scalable and maintainable foundation for future growth and AI workloads.


Results

A reliable and scalable data platform

  • Reduced customer onboarding time by several weeks, accelerating time-to-value.

  • Improved platform stability and monitoring by eliminating shared pipeline bottlenecks and reducing debugging effort.

  • Enabled scalable onboarding of larger enterprise clients.


“We’ve gotten much more out of the project than we initially assumed, and as a company we are in a much better place now."

Tobias Järlund CTO @ Fieldstream

“We’ve gotten much more out of the project than we initially assumed, and as a company we are in a much better place now."

Tobias Järlund CTO @ Fieldstream

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