Learn Data Engineering

The ultimate Data Engineering Academy. Teaching you everything you need to become a Data Engineer or add Data Engineering to your skillset. Proven system through my 10+ years of experience, over 2,000 students, over 50hours of video training material.

Founder

Udemy

I create free data & AI courses on Udemy for Data Engineers, Analysts, Scientists and beginners.

Course Author & Instructor

Kretz Media

At Kretz Media, we help innovative companies share their story and connect with the right audience. We specialize in creating authentic, high-impact content that makes complex topics understandable – and your brand unforgettable.

Whether it's a YouTube product demo, a livestream, a branded online course, or a strategic LinkedIn campaign – we turn your innovation into media that resonates.

LinkedIn

In this course you learn everything you need to know to design a NoSQL graph database and implement it in the cloud.

LinkedIn Learning Instructor

Bosch Rexroth

Data Lab Team Lead

Data Engineering Team Lead

Data Engineer

SALT Solutions GmbH

SAP Consultant

Hey there! I'm Andreas Kretz, your dedicated guide to the exciting realm of Data Engineering and the founder of the Learn Data Engineering Academy. With over years of specialized coaching experience, I've had the pleasure of helping more than 2,000 students reach their goals in this essential field.

I bring over 8 years of experience in Corporate Data Science, 14+ years in Computer Science and IoT, and a robust background as a Data Engineering and Data Labs Team Lead. My journey in Data Engineering has garnered global recognition, including being named a LinkedIn Top Voice in Data Science & Analytics in 2018, 2019, and 2024.

Here's what I do:
➡️ Learn Data Engineering Academy
I’ve trained over 2,000 students through my Academy, offering 30+ in-depth courses and projects with over 55 hours of video content, covering everything you need to excel in Data Engineering.

➡️ Media Work
In 2024, I helped my media partners achieve significant brand awareness, resulting in 1.21 million post views on LinkedIn, 250,000 video views on YouTube, and 235,000 sent emails with a 40% open rate. My efforts have built a vast network of over 100,000 engineers and scientists.

➡️ YouTube
On my YouTube channel, I simplify complex Data Engineering concepts and share valuable insights from the Academy. Join me for livestreams with industry experts, workshops, tool reviews, and deep dives into the latest architectures. It’s your go-to source for staying ahead in the data world.

If you're passionate about Data Engineering, eager to learn, or curious about the latest tools and techniques, hit subscribe. Let's explore the world of Data Engineering together!

Andreas Kretz

None

Randstad Group Belgium

- Introduce data mindedness within top 100 Randstad business community (partly management)
- Define common information - and data language within Randstad (business glossary)
- Design validated business information model
- Translate 25 business capabilities to common information components
- Develop the definitions of about 60 business information insights
- IT Prototype the business information insights into dashboards
- International roll-out of above topics

Information Architect

- Support sales team (100 people) during tendering (60/year) and customer onboarding (100/year) 
     - Defining and integrating correct ICT tooling (10 tools) as part of the full HR Service solution
     - Automating 8 business processes between the customer and Randstad
     - Internal ICT SPOC for customer integration questions (500/year)
- Setup best practices around customer integration concerning standard tooling and automation

Customer Integration Architect

ICT Infrastructure Manager

ICT Infrastructure & Services Manager

The Bank of New York Mellon

Overall manager for the IT infrastructure of the offices in Belgium (+/- 1150 people)
Team of 17 people: engineers, Service desk( 1st, 2nd and 3rd level), Trader desk support, Datacenter support
- People management: objectives, performance assessments, financial planning
- Career planning and training
Project management and coordination, management reporting, coordination with the US and UK based teams.
IT roadmap design in line with US and UK needs.
Telecom: Cisco, Voice: Avaya over IP and digital (Nortel), HP and SUN servers, HP and EMC² storage systems, Dell workstations, Novell Zenworks desktop management, Microsoft Windows and Active Directory, Structured 

Major projects
- Design and construction of the new main building (2007) covering full IT infrastructure including Datacenter
Move of 900 people without business downtime.
- Re-design of Business continuity model (2005-2007) for seamless failover of business IT infrastructure.
- Implementation of high availability storage environment including fail-over. (2006-2007)
- NAS and Active directory implementation (2008)
- IT Infrastructure Integration project following to merge with Mellon Bank (2007-2008)
- Organisational integration of IT following merge with Mellon Bank (2008)

IT Infrastructure Manager

Unisys

- Project management for network and desktop infrastructure related projects
- Project Quality management
• SLA consultancy during a network migration for the European Commission (DG Customs and Taxation)
• Windows 2000 roll-out (BLOSO)
• Managed Services (Office Automation Outsourcing project) for a Benelux transport firm.

Senior Project Manager – Global Network Services

Banksys

Telecom Project Services Manager
Team responsibility for Project group (5 project managers).
Project co-ordination for Telecom and Office Automation projects like:
•	WAN Re-Design (X.25 to IP)
•	Exchange Migration
•	Network Management for WAN and LAN
•	Document Management and Imaging
•	Internet Architecture re-design
Overall Project Management with regards to Office Automation and Telecom projects
	
IT Architect (Corporate IT)
Member of new team responsible for maintaining the technology, architecture, products and services within the Corporate IT
- Messaging: Exchange Migration & integration with Email
- Document Management and Imaging Workflow
- Security issues

IT Architect (Corporate IT) & Project Manager

Honeywell

- Internal user support for networks (Novell & NT), Office applications.
- Design and implementation of MS Mail based messaging backbone.
- Support for Pan-European messaging backbone.
- Second level user support for European affiliates.
- Third level support for Belgium.
- Support during migration from X.25 based wide area network to Frame-Relay based WAN
- Interface with British Telecom for WAN design and support
- European interface for World-wide projects.
- Technical consultancy for European Projects

Senior Technical Consultant (Europe)

Siemens

Helpdesk Consultant

Experienced Enterprise & Solution Architect with a demonstrated history of working in the Human Resources and Financial industry. Skilled in IT Strategy, Business-IT Alignment, IT Service Management, Storage, Data Center and Networking. Strong support professional with a long-standing experience in IT and Business.

taplio

The Battle

Andreas Kretz

Marc Maertens

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