Tom Oefler - BI / Data Engineer, Trainer

Q: What languages does Tom speak?

Tom speaks the following languages: German (Native), English (Advanced), Swedish (Advanced), Latin (Intermediate) .

Q: How many years of experience does Tom have?

Tom has at least 7 years of experience. During this time, Tom has worked in at least 3 different roles and for 3 different companies . The average length of individual experience is 2 years and 4 months . Note that Tom may not have shared all experience and actually has more experience.

Q: What is Tom's latest experience?

Tom's most recent position is BI / Data Engineer, Trainer at Tacky Tech AB .

Q: What companies has Tom worked for in recent years?

In recent years, Tom has worked for Tacky Tech AB , CGI Inc , and Random Forest AB .

Q: Which industries is Tom most experienced in?

Tom is most experienced in industries like Information Technology and Professional Services .

Q: Which business areas is Tom most experienced in?

Tom is most experienced in business areas like Business Intelligence and Information Technology .

Q: Which industries has Tom worked in recently?

Tom has recently worked in industries like Information Technology and Professional Services .

Q: Which business areas has Tom worked in recently?

Tom has recently worked in business areas like Business Intelligence and Information Technology .

Q: What is Tom's education?

Tom holds a Master in Master of Business Administration from San Diego State University , a Master in Operations Management and Control from Stockholm Business School / Stockholm University and a Bachelor in Industrial Engineering and Management from Karlsruhe Institute of Technology .

Recommended expert

Sweden

Check rate

Experience

Jul 2023 - Present

2 years 10 months

Germany

BI / Data Engineer, Trainer

Tacky Tech AB

Modelling and developing semantic models and Power BI reports on Databricks Lakehouses
Consulting in Power BI best practices for governance and CICD as well as Lakehouse data modelling
Developing (near)-real time data platforms utilizing Spark structured streaming and graph calculations in Synapse and Databricks
Modelling and developing data models for consumption in Power BI and Celonis
Consulting on architecture and tech stack in regard to analytics data platforms, e.g. Lakehouses in Azure Databricks and Synapse
Microsoft Certifications: Microsoft Most Valuable Professional Award 2025 (MVP), Microsoft Certified Trainer (MCT), DP-600 (Fabric Analytics Engineer), DP-700 (Fabric Data Engineer)

Feb 2023 - Sep 2023

8 months

Canada

Data Engineer

CGI Inc

Building scalable and meta-driven ETL pipelines in Azure Data Factory and Databricks
Maintaining and updating Virtual Machines in Azure and Virtual Desktop Infrastructure in VMWare

Mar 2019 - Feb 2023

4 years

Sweden

Business Intelligence Consultant

Random Forest AB

Designing and lead developing EDW solutions in Azure using Azure SQL, Synapse, Data Factory, Analysis Services (Azure & on-prem), Azure Functions, Azure VNet, Azure Purview, Power BI Premium
Gathering and validating business requirements and translating them into data models (Inmon & Kimball)
Creating reports and dashboards in Power BI (Pro & Premium) and SSRS
Building Big Data platforms (Lakehouse) using Delta, Azure Databricks, Python, Spark, Hadoop
Working agile in Azure DevOps, setting up CI/CD pipelines and automated test runs
Establishing data governance, incl master data management, data catalogs, organizational access design
Leading and mentoring junior consultants both during client deliveries and internally
Taking several Azure and Microsoft certifications: MCSA, MCSE, DA-100, AZ-500, AI-100, AZ-104

Data Engineer

Agilitek Solutions Ltd

Expanding Agilitek's cloud solution from AWS to Azure
Enhancing ETL flows in AWS and reducing AWS RDS cost
Implementing meta-steered ETL in Snowflake

Volunteer

Greenwich Steiner School

Supporting teachers during classes and trips

Germany

Teacher for Trumpet / Guitar and Conductor of Youth Orchestras

Musikverein Obertsrot / Reichental / Forbach e.V.

Preparing and leading rehearsals for ensembles and orchestras
Organizing tours, writing program outlines, and presenting concerts

Industry Experience

See where this freelancer has spent most of their professional time.

Experienced in Information Technology and Professional Services.

Information Technology

Professional Services

Business Area Experience

See which departments and functions this freelancer has contributed to most.

Experienced in Business Intelligence and Information Technology.

Business Intelligence

Information Technology

Skills

Ms Azure (Data Factory, Analysis Services, Power Bi Premium, Sql Database, Synapse, Key Vault, Data Delta Lake, Arm Templates, Devops, Databricks, Purview, Functions, Logic Apps, Vnet, Fabric, Eventhub)
Ms Ssms, Ssas, Ssrs, Ssis
Visual Studio
Postman
Spark
Hadoop
Programming: T-sql, R, Python, Dax, Powershell, Power Query M, Yaml
Tech Blog ([Link]

Languages

German

Native

English

Advanced

Swedish

Advanced

Latin

Intermediate

Education

Aug 2017 - Dec 2017

San Diego State University

Exchange semester, Master of Business Administration · Master of Business Administration · San Diego, United States · GPA: 3.66/4.00

Oct 2011 - May 2015

Karlsruhe Institute of Technology

Bachelor of Science, Industrial Engineering and Management · Industrial Engineering and Management · Karlsruhe, Germany · GPA: 4.00/4.00

Sep 2010 - Aug 2011

Stockholm Business School / Stockholm University

Master of Science, Operations Management and Control · Operations Management and Control · London, United Kingdom · GPA: 3.82/4.00

Certifications & licenses

Analyzing Data With Microsoft Power BI (DA-100)

DP-600 (Fabric Analytics Engineer)

DP-700 (Fabric Data Engineer)

Designing And Implementing An Azure Al Solution (Al-100)

Fabric Community Champion

Fabric Super User 2022-2025

MCSA In Database Development

MSCE In Data Management And Analytics

Microsoft Azure Administrator (AZ-104)

Microsoft Azure Security Technologies (AZ-500)

Microsoft Certified Trainer (MCT)

Microsoft Data Platform MVP 2025

Microsoft Most Valuable Professional Award 2025 (MVP)

Statistics

Experience

Total positions 6

Experience in Information Technology 7 y

Avg length 1 y 3 m

Longest experience 3 y 11 m

Global Experience

Countries worked in 3 (Germany, Canada, Sweden)

Primary country Germany

Expertise

Recent roles BI / Data Engineer, Trainer, Data Engineer, Business Intelligence Consultant

Main industries Information Technology, Professional Services

Main business areas Business Intelligence, Information Technology

Qualifications

Highest degree Master

Certifications earned 13

Profile

Created

June 2025

Need a freelancer? Find your match in seconds.

Try FRATCH GPT

Frequently asked questions

Do you have questions? Here you can find further information.

What languages does Tom speak?

Tom speaks the following languages: German (Native), English (Advanced), Swedish (Advanced), Latin (Intermediate).

How many years of experience does Tom have?

Tom has at least 7 years of experience. During this time, Tom has worked in at least 3 different roles and for 3 different companies. The average length of individual experience is 2 years and 4 months. Note that Tom may not have shared all experience and actually has more experience.

What roles would Tom be best suited for?

Based on recent experience, Tom would be well-suited for roles such as: BI / Data Engineer, Trainer, Data Engineer, Business Intelligence Consultant.

What is Tom's latest experience?

Tom's most recent position is BI / Data Engineer, Trainer at Tacky Tech AB.

What companies has Tom worked for in recent years?

In recent years, Tom has worked for Tacky Tech AB, CGI Inc, and Random Forest AB.

Which industries is Tom most experienced in?

Tom is most experienced in industries like Information Technology and Professional Services.

Which business areas is Tom most experienced in?

Tom is most experienced in business areas like Business Intelligence and Information Technology.

Which industries has Tom worked in recently?

Tom has recently worked in industries like Information Technology and Professional Services.

Which business areas has Tom worked in recently?

Tom has recently worked in business areas like Business Intelligence and Information Technology.

What is Tom's education?

Tom holds a Master in Master of Business Administration from San Diego State University, a Master in Operations Management and Control from Stockholm Business School / Stockholm University and a Bachelor in Industrial Engineering and Management from Karlsruhe Institute of Technology.

Does Tom have any certificates?

Tom has 13 certificates. Among them, these include: Analyzing Data With Microsoft Power BI (DA-100), DP-600 (Fabric Analytics Engineer), and DP-700 (Fabric Data Engineer).