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Kai Waehner

Kai Waehner

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3d ago

Dashboards and Queries for Apache Kafka: Operational, Explorative, and the Role of the Context…

Dashboards are everywhere. Business and IT teams use them to track metrics, visualize trends, and make decisions. But when working with…

Dashboards and Queries for Apache Kafka: Operational, Explorative, and the Role of the Context…

Kai Waehner

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Jul 7

From Takeoff to Touchdown: Real-Time Airline Operations with Apache Kafka at Qantas

Airlines operate some of the most complex IT environments in any industry. Every flight creates a constant flow of events that must be…

From Takeoff to Touchdown: Real-Time Airline Operations with Apache Kafka at Qantas

Kai Waehner

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Jun 26

The Ultimate Data Streaming Guide is Back — Including BMW, Siemens, Lufthansa, and more

The second edition of my book is available: Free eBook — Data Streaming Use Cases and Industry Success Stories. You asked, we delivered…

The Ultimate Data Streaming Guide is Back — Including BMW, Siemens, Lufthansa, and more

Kai Waehner

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Jun 15

Shift Left in Automotive: Real-Time Intelligence from Vehicle Telemetry with Apache Kafka at Rivian

Connected vehicles produce a constant stream of data. Making sense of this information in real time is key to safety, reliability, and…

Shift Left in Automotive: Real-Time Intelligence from Vehicle Telemetry with Apache Kafka at Rivian

Kai Waehner

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Jun 10

Etihad Airways Makes Airline Operations Real-Time with Data Streaming

The airline industry runs on thin margins, strict schedules, and high customer expectations. Every delay, every miscommunication, and every…

Etihad Airways Makes Airline Operations Real-Time with Data Streaming

Kai Waehner

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Jun 1

Stream Processing on the Mainframe with Apache Flink: Genius or a Glitch in the Matrix?

Running Apache Flink on a mainframe sounds odd at first. A modern stream processing engine on a platform most people call legacy? But take…

Stream Processing on the Mainframe with Apache Flink: Genius or a Glitch in the Matrix?

Kai Waehner

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May 18

10 FinTech Predictions That Depend on Real Time Data Streaming

The financial services industry is undergoing massive transformation. Traditional systems built on nightly batch jobs and manual processes…

10 FinTech Predictions That Depend on Real Time Data Streaming

Kai Waehner

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Apr 30

Top Trends for Data Streaming with Apache Kafka and Flink in 2026

Every year, the data streaming community looks ahead to identify where the technology, platforms, and use cases are going next. This blog…

Top Trends for Data Streaming with Apache Kafka and Flink in 2026

Kai Waehner

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Apr 20

The Data Streaming Landscape 2026

Data streaming is now a strategic layer in modern data architecture. Real-time beats slow data across industries. From fraud detection in…

The Data Streaming Landscape 2026

Kai Waehner

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Apr 10

CARIAD’s Unified Data Platform: A Data Streaming Automotive Success Story Behind Volkswagen’s…

The Automotive Industry is Becoming a Software Industry. The industry is changing fast. Cars are no longer just machines. They are…

CARIAD’s Unified Data Platform: A Data Streaming Automotive Success Story Behind Volkswagen’s…

Kai Waehner

Kai Waehner

Advisory Field CTO (own company) and Global Field CTO at Kestra. Data integration, orchestration, agentic AI. kai-waehner.de | linkedin.com/in/kaiwaehner

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