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

Technology Delivery Lead 

Social Saturday Squad

Member

Diageo

• Mentored interdependent teams that collaborate across functional and operating groups to create the highest value for all stakeholders
• Implemented continuous productivity initiatives and articulated cost reduction solutions by 50% for multiple migration projects using Azure platform of budget 800K GBP
• Supported vendor management and strategic sourcing process, managing RFP, and RFQ activities for New Product development more than 560K GBP, and partnering with in-source vendor(s) to ensure efficient and effective project delivery
• Monitored and controlled project deliverables also made recommendations with adjustments to the overall project plan to achieve deliverables
• Analysed and established data pipeline in Azure environment also collected data points across UK Consumer projects value of 250K GBP
• Executed project requirements in governance frameworks focused on risk appetite, regulatory and compliance standards

Portfolio Project Manager (Analytics & Insights)

Luxoft

• Supported change control activities and coordinates change control procedures to facilitate compliance with standards and best practices, monitoring project risk for potential change
• Organised and prepared a simple and detailed User Manual for the application, for intended user using MS Visio, Reviews and edit requirements, specification and business processes related to proposed business solution
• Created customer data, resulting in outputs such as, how and when products and features are being used and customer journey mapping

Senior Analyst Project Lead

Eka Software Solutions

Provided the weekly and monthly status information of AWS Cloud environment with respect to Cost Management to senior management stakeholders
Developed the real time recommendation engine to predict sales leads for prospective customers 
Organized, extrapolated and disseminated data across cross functional teams to be used for drawing conclusions about the success of current methods
Established and maintained long-range plans for quality assurance using Hypothesis testing and regression analysis to calculate the SaaS cost performance and provided the information 
Performed analytics on non-relational dataset to identify root causes, patterns, trends and recommend models 
Provided metrics information by working in an Operations environment also drive continuous improvements that have resulted in measurable business impact
Oversaw analysis and functional specifications of “as-is” and “to-be” business models, executing complex operational, financial and statistical analysis in context of supply chain projects

Program Manager (Ags & Metals - PMO)

Honeywell

Reduced third-party reporting costs by $100K+ per year with machine learning models eventually helps business stakeholders for decision making process
Developed and analyzed the financial algorithm using R studio which automates financial forecasting (bi linear, multi linear regression models)
Developed data model to transform the raw data in the system using ETL framework which helps to build and configure the system
Contributed to the implementation team to perform Bots system which helped decrease programmatic information wait time by 11.2% using business intelligence tool kit 
Worked independently and in a team to research innovative solutions to challenging business problems
Prepared Portfolio Dashboard with respect to cost management which will help ISC leaders and senior management to drive the decisions
Presented detailed reports about the meaning of gathered data to members of management and help them identify scenarios utilizing modifications in the data
Performed exploratory data analysis, generate and test working hypotheses and trends and relationships
Research and designed metrics to measure search performance, providing insights to guide improvement
Provided input to the Data and Analytics governance setup and associated processes to support ongoing data and analytics needs across the movement

Program Planning Data Control Analyst 

Capgemini

Collaborated with cross-functional team members to come up with actionable, high-impact insights across product lines and functions
Leveraged analytical tools to develop efficient system operations
Demonstrated advanced technical expertise responsible for exploring and analyzing data across the enterprise and presents information and key insights that support the organization's growth and sustain strategies
Analyzed data from CA Clarity Tool, Postgre SQL and deduced meaningful insights for some of the E10 Asian Markets Banking clients in the world
Reported bi-monthly data analysis findings to senior management to use in making organizational decisions 
Managed to drive projects efficiently in a cross-functional environment by establishing respect and confidence in the business and technical communities

Associate Consultant

Glenwood Systems

Developed software code and implemented process automation for Electronic medical Record Systems 
Lead process automation projects and performed manual testing reports to the cross functional teams on time
Facilitated and translated the technical requirements between business groups and software development team
Extracted multiple data from different tables and schema using DDL and DML techniques also provided different stored procedures techniques as per the Business need and customer requirements
Actively involved with cross-functional technical teams to structure problems, identify appropriate data sources, extract data and developed statistical model to the senior management stakeholders
Worked closely with the business and technology leaders and managers to understand the organization’s data structures and content

Process Engineer & SQL Developer

With over 15 years of experience in the IT industry, I am a passionate and results-oriented technology delivery lead at TD, one of the largest banks in Canada. I have a strong background in data analytics, business science, and program management, and I hold several credentials, including PMP®, Lean Six Sigma Green Belt, and Senior Big Data Analyst.

In my current role, I mentor interdependent teams that collaborate across functional and operating groups to create the highest value for all stakeholders. In my previous organization, implemented continuous productivity initiatives and articulate cost reduction solutions by 50% for multiple migration projects using Azure platform. I also supported vendor management and strategic sourcing process, managing RFP and RFQ activities for new product development, and partnering with in-source vendor(s) to ensure efficient and effective project delivery. I leverage my skills in R, Python, and ML to analyze and provide key performance indicators and develop metrics, service level agreements, and track delivery against program objectives.

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The Battle

Andreas Kretz

Mahesh Gurumoorthi

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