Jaehyeon Kim
Jaehyeon Kim

  • Blog
    • Categories

      List of categories.

    • Tags

      List of tags.

    • Series

      List of series.

    • Archives

  • Projects
  • Slides

/

  • Github Linkedin RSS

  • Font Size
  • Palette
  • Mode
  1. Home
  2. blogs

Data Build Tool (dbt) Pizza Shop Demo - Part 1 Modelling on PostgreSQL

Data Build Tool (dbt) Pizza Shop Demo - Part 1 Modelling on PostgreSQL
January 18, 202415 min read Data-Engineering Dbt Pizza Shop DemoDbtDockerPostgreSQLPython

Model fictional pizza shop data on PostgreSQL with dbt, building two SCD type 2 dimension tables and one transactional fact table.

Read More: Data Build Tool (dbt) Pizza Shop Demo - Part 1 Modelling on PostgreSQL

Kafka Development on Kubernetes - Part 3 Kafka Connect

Kafka Development on Kubernetes - Part 3 Kafka Connect
January 11, 20247 min read Data Integration Data-Streaming Kubernetes Kafka Development on KubernetesApache KafkaDockerKafka ConnectKubernetesMinikubePython

Ingest fake customer and order data into Kafka with the MSK Data Generator and save it to S3, with connectors deployed as Strimzi custom resources.

Read More: Kafka Development on Kubernetes - Part 3 Kafka Connect

Kafka Development on Kubernetes - Part 2 Producer and Consumer

Kafka Development on Kubernetes - Part 2 Producer and Consumer
January 4, 20248 min read Data-Streaming Kubernetes Kafka Development on KubernetesApache KafkaDockerKubernetesMinikubePythonStrimzi

Send and read Kafka topic records from Python client applications built with the kafka-python package and deployed on Kubernetes.

Read More: Kafka Development on Kubernetes - Part 2 Producer and Consumer

Kafka Development on Kubernetes - Part 1 Cluster Setup

Kafka Development on Kubernetes - Part 1 Cluster Setup
December 21, 20237 min read Data-Streaming Kubernetes Kafka Development on KubernetesApache KafkaDockerKubernetesMinikubePythonStrimzi

Create a Kafka cluster on Kubernetes with Strimzi, the first step in a series on Python clients and Kafka Connect pipelines on Kubernetes.

Read More: Kafka Development on Kubernetes - Part 1 Cluster Setup

Consume data from Kafka using Lambda - Real Time Streaming with Kafka and Flink Lab 6

Consume data from Kafka using Lambda - Real Time Streaming with Kafka and Flink Lab 6
December 14, 20236 min read Data-Streaming Real Time Streaming With Kafka and FlinkAmazon MSKApache KafkaAWSAWS LambdaKpowPython

Consume Kafka messages with an AWS Lambda function, using Amazon MSK as an event source so that Lambda polls the topic and invokes the function.

Read More: Consume data from Kafka using Lambda - Real Time Streaming with Kafka and Flink Lab 6

Setup Local Development Environment for Apache Flink and Spark Using EMR Container Images

Setup Local Development Environment for Apache Flink and Spark Using EMR Container Images
December 7, 202317 min read Data-Engineering Data-Streaming DevelopmentAmazon EMRApache FlinkApache KafkaApache SparkAWSDocker

A local Flink and Spark environment built from EMR container images, where Flink ingests data in real time and Spark queries it via the Glue Data Catalog.

Read More: Setup Local Development Environment for Apache Flink and Spark Using EMR Container Images

Write data to DynamoDB using Kafka Connect - Real Time Streaming with Kafka and Flink Lab 5

Write data to DynamoDB using Kafka Connect - Real Time Streaming with Kafka and Flink Lab 5
November 30, 202310 min read Data-Streaming Real Time Streaming With Kafka and FlinkAmazon DynamoDBApache FlinkApache KafkaAWSKafka ConnectKpow

Ingest records from a Kafka topic into a DynamoDB table using the Camel DynamoDB sink connector, defined and run on Kafka Connect.

Read More: Write data to DynamoDB using Kafka Connect - Real Time Streaming with Kafka and Flink Lab 5

Clean, Aggregate, and Enrich Events with Flink - Real Time Streaming with Kafka and Flink Lab 4

Clean, Aggregate, and Enrich Events with Flink - Real Time Streaming with Kafka and Flink Lab 4
November 23, 202315 min read Data-Streaming Real Time Streaming With Kafka and FlinkApache FlinkApache KafkaOpenSearchPyFlinkPython

Aggregate taxi ride counts and trip durations by vendor over five second windows with PyFlink, then chart them in an OpenSearch dashboard.

Read More: Clean, Aggregate, and Enrich Events with Flink - Real Time Streaming with Kafka and Flink Lab 4

Transform and write data to S3 from Kafka using Flink - Real Time Streaming with Kafka and Flink Lab 3

Transform and write data to S3 from Kafka using Flink - Real Time Streaming with Kafka and Flink Lab 3
November 16, 202316 min read Data-Streaming Real Time Streaming With Kafka and FlinkAmazon S3Apache FlinkApache KafkaAWSKpowPyFlinkPython

Export Kafka topic messages to S3 with PyFlink, enriching records through a user defined function and querying them on Athena through a Glue table.

Read More: Transform and write data to S3 from Kafka using Flink - Real Time Streaming with Kafka and Flink Lab 3

Write data to Kafka from S3 using Flink - Real Time Streaming with Kafka and Flink Lab 2

Write data to Kafka from S3 using Flink - Real Time Streaming with Kafka and Flink Lab 2
November 9, 202315 min read Data-Streaming Real Time Streaming With Kafka and FlinkAmazon S3Apache FlinkApache KafkaAWSDockerKpowPyFlink

Read records from S3 and send them into a Kafka topic with PyFlink, using a custom pipeline jar for IAM authentication, which is useful for enrichment.

Read More: Write data to Kafka from S3 using Flink - Real Time Streaming with Kafka and Flink Lab 2
  • ««
  • «
  • 4
  • 5
  • 6
  • 7
  • 8
  • »
  • »»
Profile
Jaehyeon Kim
Jaehyeon Kim
Data Engineer | Data Streaming | Powering ML & AI in Real Time
Taxonomies
Data Streaming 70 Data Engineering 38 Development 28 Data Analysis 17 Data Integration 12 Open Source 7 Kubernetes 6 Machine Learning 5 Security 5 Data Architecture 3 Data Processing 3 Big Data 2 System Architecture 2 Web Development 2
Python 75 Apache Kafka 68 AWS 50 Docker 50 Apache Flink 34 Apache Beam 17 Apache Spark 16 Kafka Connect 15 Amazon MSK 14 AWS Lambda 14 dbt 13 Amazon EMR 11 Kubernetes 8 PyFlink 8 Kotlin 7 PostgreSQL 7 Change Data Capture (CDC) 6 Debezium 6 dynamic-des 6 Amazon DynamoDB 5 Apache Airflow 5 Discrete Event Simulation 5 Factor House Local 5 PySpark 5 Amazon API Gateway 4 Amazon Athena 4 Apache Iceberg 4 AWS Glue 4 AWS Glue Schema Registry 4 BigQuery 4 Digital Twin 4 FastAPI 4 Minikube 4 SimPy 4 Amazon EKS 3 Amazon QuickSight 3 Amazon S3 3 Apache Hudi 3 EMR on EKS 3 GCP 3 ALL 137
Kafka Development with Docker 11 Apache Beam Python Examples 10 Real Time Streaming with Kafka and Flink 7 dbt Pizza Shop Demo 6 Apache Beam Local Development with Python 5 Building Real-Time Digital Twins with dynamic-des 5 dbt for Effective Data Transformation on AWS 5 Getting Started with Real-Time Streaming in Kotlin 5 Kafka Connect for AWS Services Integration 5 Serverless Data Product 4 Data Lake Demo Using Change Data Capture 3 Getting Started with PyFlink on AWS 3 Kafka Development on Kubernetes 3 Parallel processing on single machine 3 Realtime Dashboard with FastAPI, Streamlit and Next.js 3 API development with R 2 dbt Guide for Production 2 Deploy Python Stream Processing App on Kubernetes 2 Download Stock Data 2 From Prototype to Production: Real-Time Product Recommendation with Contextual Bandits 2 ALL 24
2026 11 2025 13 2024 29 2023 39 2022 15 2021 7 2020 1 2019 5 2018 2 2017 6 2016 6 2015 15 2014 5
Posts
  • Building an Agentic Analytics System over an Iceberg Lakehouse
    Building an Agentic Analytics System over an Iceberg Lakehouse
    July 18, 2026
  • Dynamic DES v0.11.1: A Declarative API with Postgres and Redis Connectors
    Dynamic DES v0.11.1: A Declarative API with Postgres and Redis Connectors
    July 17, 2026
  • Introducing odctl: One CLI for a Local Open Data Stack
    Introducing odctl: One CLI for a Local Open Data Stack
    July 16, 2026
  • One Simulation, Two Pipelines: Batch Training and Live Inference with Dynamic DES v0.8.1
    One Simulation, Two Pipelines: Batch Training and Live Inference with Dynamic DES v0.8.1
    May 25, 2026
  • Building an Event-Driven Hybrid Digital Twin with dynamic-des
    Building an Event-Driven Hybrid Digital Twin with dynamic-des
    April 29, 2026
  • Why Digital Twins Are Rewiring Industry 4.0
    Why Digital Twins Are Rewiring Industry 4.0
    April 22, 2026
  • Building a Real-Time Industrial Digital Twin with Apache Flink and Online Machine Learning
    Building a Real-Time Industrial Digital Twin with Apache Flink and Online Machine Learning
    April 21, 2026
  • Slides as Code: Integrating Reveal.js into my Hugo Blog
    Slides as Code: Integrating Reveal.js into my Hugo Blog
    March 9, 2026
  • Productionizing an Online Product Recommender using Event Driven Architecture
    Productionizing an Online Product Recommender using Event Driven Architecture
    February 23, 2026
  • Stream Processing with Flink in Kotlin
    Stream Processing with Flink in Kotlin
    December 10, 2025
  • Building an Agentic Analytics System over an Iceberg Lakehouse
    Building an Agentic Analytics System over an Iceberg Lakehouse
    July 18, 2026
  • Dynamic DES v0.11.1: A Declarative API with Postgres and Redis Connectors
    Dynamic DES v0.11.1: A Declarative API with Postgres and Redis Connectors
    July 17, 2026
  • Introducing odctl: One CLI for a Local Open Data Stack
    Introducing odctl: One CLI for a Local Open Data Stack
    July 16, 2026
  • One Simulation, Two Pipelines: Batch Training and Live Inference with Dynamic DES v0.8.1
    One Simulation, Two Pipelines: Batch Training and Live Inference with Dynamic DES v0.8.1
    May 25, 2026
  • Current London 2026: Building End-to-End Data Lineage
    Current London 2026: Building End-to-End Data Lineage
    May 22, 2026
  • Building an Event-Driven Hybrid Digital Twin with dynamic-des
    Building an Event-Driven Hybrid Digital Twin with dynamic-des
    April 29, 2026
  • Why Digital Twins Are Rewiring Industry 4.0
    Why Digital Twins Are Rewiring Industry 4.0
    April 22, 2026
  • Building a Real-Time Industrial Digital Twin with Apache Flink and Online Machine Learning
    Building a Real-Time Industrial Digital Twin with Apache Flink and Online Machine Learning
    April 21, 2026
  • Slides as Code: Integrating Reveal.js into my Hugo Blog
    Slides as Code: Integrating Reveal.js into my Hugo Blog
    March 9, 2026
  • Productionizing an Online Product Recommender using Event Driven Architecture
    Productionizing an Online Product Recommender using Event Driven Architecture
    February 23, 2026
Actions
Go back Reload Copy URL

Jaehyeon Kim

Data Engineer | Data Streaming | Powering ML & AI in Real Time

Copyright © 2023-2026 Jaehyeon Kim. All Rights Reserved.