Jaehyeon Kim
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Data Warehousing ETL Demo with Apache Iceberg on EMR Local Environment

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June 26, 202212 min read Data-EngineeringAmazon EMRApache IcebergApache SparkAWSPySparkPython

Run a data warehousing ETL job with Apache Iceberg for storage and PySpark for processing in an EMR local environment, then verify results in Athena.

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Local Development of AWS Glue 3.0 and Later

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November 14, 20218 min read Data-EngineeringAWSAWS GlueDockerPySparkPython

Create a development environment for AWS Glue 3.0 and later by building a custom Docker image, because AWS publishes no image for those versions.

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AWS Glue Local Development with Docker and Visual Studio Code

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August 20, 20219 min read Data-EngineeringApache SparkAWSAWS GlueDockerPySparkPython

Build development environments for AWS Glue 1.0 and 2.0 with the published Docker image and the Visual Studio Code Remote Containers extension.

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Thoughts on Apache Airflow AWS Lambda Operator

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April 13, 202010 min read Data-EngineeringApache AirflowAWSAWS LambdaDockerPython

In this post, it is demonstrated how AWS Lambda can be integrated with Apache Airflow using a custom operator inspired by the ECS Operator.

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Dynamic Routing and Centralized Auth with Traefik, Python and R Example

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November 29, 20199 min read DevelopmentDockerFastAPIPythonRTraefik

Set up path-based routing with Traefik and Docker for Python and R services, then add centralized authentication with Forward Authentication.

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Distributed Task Queue with Python and R Example

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November 15, 20199 min read DevelopmentFastAPIPythonRRServe

A FastAPI web service dispatches tasks to Celery and RServe workers, with Redis as broker and store, running on Docker Compose and Kubernetes.

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Linux Dev Environment on Windows

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November 1, 201913 min read DevelopmentDockerKubernetesMinikubePythonRWSL

Build a Linux development environment on Windows with WSL, then run an RServe web service with a sidecar container on Minikube as the example app.

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AWS Local Development with LocalStack

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July 20, 20197 min read DevelopmentAWSAWS LambdaDockerFlaskLocalStackPython

Develop and test AWS applications against LocalStack, a mocking framework that runs AWS services on a local machine, demonstrated with a web service.

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Serverless Data Product POC Backend Part 4 - Serving R ML Model via S3

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April 17, 201710 min read Development Serverless Data ProductAmazon API GatewayAWSAWS LambdaPythonR

Host the web application that calls an R machine learning model on Amazon S3, so both the front end and the Lambda backend run without a server.

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Serverless Data Product POC Backend Part 3 - Exposing R ML Model via APIG

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April 13, 201711 min read Development Serverless Data ProductAmazon API GatewayAWSAWS LambdaPythonR

Expose an R machine learning model packaged in AWS Lambda through Amazon API Gateway, giving the model a callable HTTP endpoint on AWS.

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Profile
Jaehyeon Kim
Jaehyeon Kim
Data Engineer | Data Streaming Enthusiast | 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 R 37 Apache Flink 34 Kpow 22 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 R Shiny 4 RServe 4 SimPy 4 Amazon EKS 3 Amazon QuickSight 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 Tree Based Methods in R 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 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
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    Building an Agentic Analytics System over an Iceberg Lakehouse
    July 18, 2026
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    Dynamic DES v0.11.1: A Declarative API with Postgres and Redis Connectors
    July 17, 2026
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    Introducing odctl: One CLI for a Local Open Data Stack
    July 16, 2026
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    One Simulation, Two Pipelines: Batch Training and Live Inference with Dynamic DES v0.8.1
    May 25, 2026
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    Building an Event-Driven Hybrid Digital Twin with dynamic-des
    April 29, 2026
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    Why Digital Twins Are Rewiring Industry 4.0
    April 22, 2026
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    Building a Real-Time Industrial Digital Twin with Apache Flink and Online Machine Learning
    April 21, 2026
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    Slides as Code: Integrating Reveal.js into my Hugo Blog
    March 9, 2026
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    Productionizing an Online Product Recommender using Event Driven Architecture
    February 23, 2026
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    Stream Processing with Flink in Kotlin
    December 10, 2025
  • featured.png
    Building an Agentic Analytics System over an Iceberg Lakehouse
    July 18, 2026
  • featured.png
    Dynamic DES v0.11.1: A Declarative API with Postgres and Redis Connectors
    July 17, 2026
  • featured.png
    Introducing odctl: One CLI for a Local Open Data Stack
    July 16, 2026
  • featured.png
    One Simulation, Two Pipelines: Batch Training and Live Inference with Dynamic DES v0.8.1
    May 25, 2026
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    Current London 2026: Building End-to-End Data Lineage
    May 22, 2026
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    Building an Event-Driven Hybrid Digital Twin with dynamic-des
    April 29, 2026
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    Why Digital Twins Are Rewiring Industry 4.0
    April 22, 2026
  • featured.png
    Building a Real-Time Industrial Digital Twin with Apache Flink and Online Machine Learning
    April 21, 2026
  • featured.png
    Slides as Code: Integrating Reveal.js into my Hugo Blog
    March 9, 2026
  • featured.gif
    Productionizing an Online Product Recommender using Event Driven Architecture
    February 23, 2026
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Jaehyeon Kim

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

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