Ververica Blog

Apache Flink, stream processing, event-driven applications, and more.

Flink, RocksDB, tuning, Klaviyo

Stream processing with High Cardinality and Large State at Klaviyo

June 04, 2019

We recently presented Klaviyo’s use case at Flink Forward San Francisco 2019 and showcased how our engineering team leverages Apache Flink to scale the company’s real-time analytics system that deduplicates over a million events and updates over...

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VaVeL project-Apache Flink, use case - 1

Using Apache Flink for Smart Cities: the case of Warsaw

April 10, 2019

Authors: Piotr Wawrzyniak & Jarosław Legierski

This blog post describes how we used Apache Flink as the primary stream processing framework for a Smart City project in the city of Warsaw in Poland. This post is a follow up from our presentation...

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Oceanus, Apache Flink, Tencent, use case, stream processing

Oceanus: A one-stop platform for real time stream processing powered by Apache Flink

January 25, 2019

In recent years, the increasing need for timeliness, together with advances in software and hardware technologies, drive the emergence of real-time stream processing. Real-time stream processing allows public and private organizations to monitor...

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Trackunit-architecture-phase6

How Trackunit leverages Flink to process real-time data from industrial IoT devices

January 22, 2019

Recently there has been significant discussion about edge computing as a major technology trend in 2019. Edge computing brings computing capabilities away from the cloud, and rather close to the field, especially in the Industrial IoT sector...

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Singles Day 2018: data in a Flink of an eye

November 22, 2018

Sunday 11 November 2018 marked Alibaba’s 10th annual shopping festival Singles Day, which saw a record Gross Merchandise Value (GMV) of $30.8 billion in sales and set a new record for the Chinese e-commerce platform. This is a 27 percent...

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7 reasons to use stream processing & Apache Flink in the IoT industry

November 20, 2018

This is a guest post by Jakub Piasecki, Director of Technology at Freeport Metrics about using stream processing and Apache Flink in the IoT industry. The content is based on the post that originally appeared on the Freeport Metrics Blog.

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How Kcell and GetInData built a stream analytics platform using Apache Flink® as a core component.

July 24, 2018

Telecommunications companies, such as Kcell, hold vast amounts of data at their disposal. Whether arriving from billing, data usage, roaming, or location events, being able to access and react instantly to these streams of data is paramount for...

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Complex Event Processing with Flink: An Update on the State of Flink CEP

November 08, 2017

Modern organizations rely on the timely and efficient processing of their data to make decisions that have a direct impact on the quality of their services and products. Based on user expectations, timely implies real-time, meaning that data must...

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StreamING Machine Learning Models: How ING Adds Fraud Detection Models at Runtime with Apache Flink®

October 25, 2017

Today’s guest author, Erik de Nooij, is an IT Chapter Lead at ING Bank, headquartered in The Netherlands.

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Uber Introduces Open Source AthenaX, A Streaming SQL Platform Powered By Apache Flink®

October 10, 2017

Yesterday, the Uber engineering team introduced its open source AthenaX, a SQL-based and Apache Flink-powered streaming analytics platform. There’s a detailed announcement on the Uber engineering blog, and it’s full of sample use cases and sample...

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