Nasrul Hasan
Step-by-Step Guide to Setting Up Medallion Architecture on AWS
Set up a serverless Medallion Architecture on AWS for reliable data pipelines from raw data to analytics-ready insights
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A curated magazine-style view of my latest writing — technical essays, stories, and case studies.
Step-by-Step Guide to Setting Up Medallion Architecture on AWS
Set up a serverless Medallion Architecture on AWS for reliable data pipelines from raw data to analytics-ready insights
Nasrul Hasan
Easy Steps to Move Raw Data from FTP to S3 Storage
Instead of lighting a cigarette, I shipped my first public PyPI package:
Nasrul Hasan
Efficiently Load Millions of Rows Daily from S3 into AWS Redshift
A few months ago I built a pipeline for a logistics analytics team that collects package events—delivery scans, route status updates, warehouse entries, etc. The events come from 11 distributed warehouses across India, aggregating to ~40M records/day.
Nasrul Hasan
Must-Know AWS Glue Interview Questions and Answers
AWS Glue is a fully serverless ETL service used to discover, prepare, and transform data for analytics. It includes components like the Data Catalog, Crawlers, and Spark-based ETL jobs, enabling automated schema discovery, scalable data processing, and seamless integration with AWS analytics services.
Nasrul Hasan
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Top Snowflake Interview Questions for Data Engineers
Most frequently asked questions in data engineering interview. Go through all and clear your doubts in the comment box
How to Implement Stream-Based SCD Type 2 in Snowflake
Slowly Changing Dimensions (SCD) Type-2 is the go-to pattern when you need full historical tracking of your dimensional tables. But running a naïve column-by-column comparison becomes messy fast. A much cleaner way?
Snowflake Architecture Explained for Data engineer interviews
You’re in a client call. The architect asks: “Explain Snowflake architecture in 2 minutes – and why should we choose it over Redshift?”
Understand and Manage DNS: A Practical Guide for Beginners
Have you ever wondered what happens behind the scenes when you type something in your browser and it takes you to the correct website? The magic behind it is the Domain Name System (DNS).
Running StatefulSets on Kubernetes: A Complete Beginner’s Guide
Stateful applications require stable identities, persistent storage, and predictable networking. Kubernetes provides StatefulSets to handle these requirements efficiently. In this guide, you’ll learn what a StatefulSet is, when to use it, and how to deploy a MySQL StatefulSet step by step.
Elasticsearch and Kibana on Docker: A Complete Local Setup Guide
Learn how to set up Elasticsearch and Kibana on Docker for local development and testing. Step-by-step guide with Docker networking and security setup.
Kubernetes Architecture Explained: A Beginner-Friendly Guide
Start your Kubernetes journey by understanding Kubernetes architecture, including master and worker nodes and their core components, explained simply for beginners.
Nasrul Hasan
Getting Started with Terraform: A Beginner’s Guide to AWS Infrastructure as Code
In today’s rapidly evolving tech landscape, Terraform has emerged as the de-facto tool for Infrastructure as Code (IaC). It’s not just another DevOps skill—it’s a career accelerator for cloud engineers. In this guide, you’ll learn Terraform fundamentals and how to provision an AWS EC2 instance using a clean, modular Terraform structure.
Nasrul Hasan
Deploy Applications with GitHub Actions: A Beginner’s CI/CD Guide Using AWS EC2
Learn how to build a complete CI/CD pipeline using GitHub Actions to deploy a Dockerized application to AWS EC2 with secrets, environments, and automation.
Nasrul Hasan
Jenkins Production Hardening: Best Practices for Secure and Reliable CI/CD
Learn how to harden Jenkins for production with security, performance, and reliability best practices. Protect your CI/CD pipelines from failures and attacks.
Nasrul Hasan
Install and Set Up Jenkins for Production on Linux and Docker
Learn how to install and configure Jenkins for production on Ubuntu, Red Hat, and Docker. This step-by-step guide covers setup, security, and best practices.
Nasrul Hasan
Nginx for Beginners: A Complete Guide to Installation and Static Content Hosting
In this modern world where most of the workload runs on containers and as a microservices, Nginx is an essential tool to include in your skillset.
Nasrul Hasan
Docker for Beginners: Getting Started Step-by-Step
In this Blog We will learn how to get started with docker. Be it windows, Mac or Linux, and learn all the basics command which we required to run and troubleshoot any running containers.
Nasrul Hasan
Connect to a Remote Server with SSH (Beginner’s Guide)
Learn how to securely connect to a remote server using SSH. This beginner-friendly guide covers SSH installation, passwordless login using keys, and file transfer with SCP.
Nasrul Hasan
Top Snowflake Interview Questions for Data Engineers
Most frequently asked questions in data engineering interview. Go through all and clear your doubts in the comment box
Nasrul Hasan
How to Implement Stream-Based SCD Type 2 in Snowflake
Slowly Changing Dimensions (SCD) Type-2 is the go-to pattern when you need full historical tracking of your dimensional tables. But running a naïve column-by-column comparison becomes messy fast. A much cleaner way?
Nasrul Hasan
Snowflake Architecture Explained for Data engineer interviews
You’re in a client call. The architect asks: “Explain Snowflake architecture in 2 minutes – and why should we choose it over Redshift?”
Nasrul Hasan
Understand and Manage DNS: A Practical Guide for Beginners
Have you ever wondered what happens behind the scenes when you type something in your browser and it takes you to the correct website? The magic behind it is the Domain Name System (DNS).
Nasrul Hasan
Running StatefulSets on Kubernetes: A Complete Beginner’s Guide
Stateful applications require stable identities, persistent storage, and predictable networking. Kubernetes provides StatefulSets to handle these requirements efficiently. In this guide, you’ll learn what a StatefulSet is, when to use it, and how to deploy a MySQL StatefulSet step by step.
Nasrul Hasan
Elasticsearch and Kibana on Docker: A Complete Local Setup Guide
Learn how to set up Elasticsearch and Kibana on Docker for local development and testing. Step-by-step guide with Docker networking and security setup.
Nasrul Hasan
Kubernetes Architecture Explained: A Beginner-Friendly Guide
Start your Kubernetes journey by understanding Kubernetes architecture, including master and worker nodes and their core components, explained simply for beginners.
Nasrul Hasan
Getting Started with Terraform: A Beginner’s Guide to AWS Infrastructure as Code
In today’s rapidly evolving tech landscape, Terraform has emerged as the de-facto tool for Infrastructure as Code (IaC). It’s not just another DevOps skill—it’s a career accelerator for cloud engineers. In this guide, you’ll learn Terraform fundamentals and how to provision an AWS EC2 instance using a clean, modular Terraform structure.
Nasrul Hasan
Deploy Applications with GitHub Actions: A Beginner’s CI/CD Guide Using AWS EC2
Learn how to build a complete CI/CD pipeline using GitHub Actions to deploy a Dockerized application to AWS EC2 with secrets, environments, and automation.
Nasrul Hasan
Jenkins Production Hardening: Best Practices for Secure and Reliable CI/CD
Learn how to harden Jenkins for production with security, performance, and reliability best practices. Protect your CI/CD pipelines from failures and attacks.
Nasrul Hasan
Install and Set Up Jenkins for Production on Linux and Docker
Learn how to install and configure Jenkins for production on Ubuntu, Red Hat, and Docker. This step-by-step guide covers setup, security, and best practices.
Nasrul Hasan
Nginx for Beginners: A Complete Guide to Installation and Static Content Hosting
In this modern world where most of the workload runs on containers and as a microservices, Nginx is an essential tool to include in your skillset.
Nasrul Hasan
Docker for Beginners: Getting Started Step-by-Step
In this Blog We will learn how to get started with docker. Be it windows, Mac or Linux, and learn all the basics command which we required to run and troubleshoot any running containers.
Nasrul Hasan
Connect to a Remote Server with SSH (Beginner’s Guide)
Learn how to securely connect to a remote server using SSH. This beginner-friendly guide covers SSH installation, passwordless login using keys, and file transfer with SCP.
Nasrul Hasan