ZimmermanCONSULTING · FINLAND

William
Zimmerman.

Data analysis,
economics and AI.

I’m a Senior Data Analyst at Supermetrics in Finland. My work covers customer analytics, data pipelines and AI tools for Customer Success teams.

Explore my experience

Tampere, Finland · MSc Economics · LinkedIn ↗

William Zimmerman in an editorial portrait adapted from his LinkedIn photograph
EconomicsForecasting and pricing
Data & BIPipelines, models and reporting
Applied AICustomer insights and team tools
Finland ↔ USPublic utilities and technology
01 / Career

Work
experience.

I’ve worked in economics, business intelligence and data engineering. Use the filters to explore the roles that match your interests.

7 roles shown

Supermetrics

Senior Data Analyst

Aug 2022 — present
Finland

I build customer analytics models, data pipelines and AI tools for teams at Supermetrics.

Explore contributions
  • Built a Voice of the Customer pipeline that combines more than a dozen sources and uses Gemini on Vertex AI to summarise customer feedback. The results are available in BigQuery and Looker.
  • Built an AI agent for Customer Success teams using Claude on Vertex AI, Slack and BigQuery, with customer-specific agents and automated portfolio summaries.
  • Grouped 64 million error codes into 30 categories using Python and BigQuery to help engineering teams prioritise fixes.
  • Developed trial lead-scoring and churn-prediction models, plus feature metrics for targets, adoption, retention and satisfaction, using tools including Julia, dbt and Looker.
AI & automationAnalyticsData engineering

Travelport

Senior Business Intelligence Analyst

Nov 2018 — Aug 2022
Finland

I built data pipelines and reports to analyse bookings, identify sales prospects and support finance.

Explore contributions
  • Built a hotel prospecting pipeline using AWS Athena/S3 and SQL, with an XGBoost/SMOTE model in R and Qlik reports for sales teams.
  • Put a model that classifies bookings as leisure or corporate travel into production using Julia and Airflow on EC2.
  • Built data pipelines, invoicing processes and Qlik Sense reports for Hotelzon’s finance team using SSIS and SQL.
AnalyticsData engineering

Sievo

Data Engineer

Dec 2017 — Oct 2018
Helsinki, Finland

I developed integrations between customers’ ERP systems and Sievo’s procurement software.

Explore contributions
  • Built and maintained automated data integrations using SQL and SSIS.
  • Improved integration support, internal tools and working practices.
Data engineering

Tacoma Water

Economist

May 2012 — Dec 2017
Greater Seattle, United States

I analysed water demand, revenue, pricing and weather-related risks for a public utility.

Explore contributions
  • Analysed billing data covering 300,000 customers and 17 million records in SQL Server.
  • Developed water-demand forecasts and live dashboards for utility performance measures.
  • Presented forecasts and pricing analysis to managers, the Public Utility Board, City Council and the public.
AnalyticsEconomics

Zimmerman's Consulting Helsinki

Economic Consultant

Sep 2010 — Jul 2012
Finland

I founded and ran an economic consultancy serving executives.

Explore contributions
  • Negotiated agreements, developed business plans and managed consulting projects.
Economics

Hanken School of Economics

Teaching Assistant · Economics

Mar — May 2009
Finland

I developed and taught an International Trade course.

Explore contributions
  • Used social media alongside classroom teaching in the course.
Economics

Crisis Management Centre Finland

Researcher · Summer contract

May — Oct 2007
Finland

I carried out economic research for civilian crisis management.

Explore contributions
  • Conducted economic regression analysis and helped coordinate Finnish research efforts with the US Department of Defense.
EconomicsAnalytics
02 / Selected projects

Projects I’ve
worked on.

A few examples of what I’ve built and analysed at work, along with my independent directory projects.

Supermetrics / AI & automation

12+signal sources

Customer feedback in one place

I built a Voice of the Customer pipeline that brings together more than a dozen sources. It produces customer summaries, intent tags and sentiment scores for Customer Success, Product and leadership.

Vertex AIGeminiBigQueryLooker

Supermetrics / Analytics

64Merror codes grouped

Making sense of 64 million error codes

I used Python and BigQuery to group 64 million error codes into 30 categories. The analysis helps teams separate product faults from configuration problems and empty data responses.

PythonBigQuery

Supermetrics / AI & automation

AIcustomer-specific agents

An AI assistant for Customer Success

I built an agent that answers Slack questions using customer data in BigQuery and sends morning portfolio summaries. It routes each question to an agent for the relevant customer.

ClaudeVertex AIBigQuerySlack

Travelport / Data engineering

ETLbooking data pipelines

Models and pipelines for booking data

I built an R model to identify hotels for sales outreach and shared the results through Qlik. I also put a booking-classification model into production using Julia and Airflow.

AWSSQLRQlikJuliaAirflow

Tacoma Water / Economics

17Mbilling records

Water demand and revenue forecasts

I analysed customer billing data to forecast water demand and revenue, including the effects of weather. I presented the findings to utility managers, the Public Utility Board and City Council.

SQLForecastingEconomics

Independent work / Web publishing

9live directories

Local directories for Tampere

I built nine directories covering services and activities in Tampere. They include searchable business listings and track clicks on website, phone and email links. The public figures update automatically each week.

Web developmentSQLAutomation

6 projects shown

03 / Toolkit

Tools
I use.

Select a tool to filter the projects above, then follow the link to see the results.

Choose a tool, then select “See matching projects” to view the relevant examples.

See matching projects

04 / Background

Education and
training.

Hanken School of Economics

MSc, Economics

2008 — 2011

Western New England University

BA, Economics

2003 — 2007

Selected training

  • Julia Programming Language — From Zero to Expert
  • Automating Data Exploration with R
  • R Level 1 — Data Analytics with R
  • Power BI A–Z: Hands-On Power BI Training for Data Science
  • Text Mining, Scraping and Sentiment Analysis with R

Courses listed on my LinkedIn profile.

Languages

EnglishNative / bilingual
FinnishLimited working proficiency

Research publications

  • Long-Term Water Demand Forecasting for Sustainable Supply Planning
  • Faith and Finance: Predicting Religious Conversions in Faith-Based Microfinance Customers

Based on my LinkedIn profile and CV, reviewed 25 October 2026. This page highlights the roles most relevant to my current work. Portrait adapted with AI from my LinkedIn photo.

Let’s talk.

Get in touch about a role, a project or a question about my work.

Get in touch