Muhammad Safiullah Khan

@safi-io

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I build data platforms that don’t page at 2 AM.

Lahore, PakistanJoined April 2025

About

Data Platform Engineer by choice.

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I am available for data platform engineering roles.

Muhammad Safiullah Khan's blogs

SafiCodesAndWritessafi-io.hashnode.dev10 posts

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Recently published

MSMuhammad Safiullah Khansafi-io.hashnode.devMay 23 · 5 min read

End-to-End Secrets Management for the Modern Data Platform

Introduction Over the past few months, I have been heavily involved in building modern data platforms. From orchestrating pipelines and managing distributed services to deploying containers and handli

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MSMuhammad Safiullah Khansafi-io.hashnode.devApr 12 · 5 min read

Encapsulating External Dependencies with Dagster Resources

Why Encapsulation Matters in Data Pipelines In real-world pipelines, external systems (databases, APIs, queues) are stateful, unreliable, and slow. Directly calls to them inside ops/assets creates: T

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MSMuhammad Safiullah Khansafi-io.hashnode.devApr 6 · 5 min read

Mastering Dagster Sensors

Introduction What are Dagster Sensors? Dagster Sensors are components that monitor external systems (like storage, APIs, or databases) and trigger pipeline runs when specific conditions are met. They

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MSMuhammad Safiullah Khansafi-io.hashnode.devJan 15 · 4 min read

How Docker Breaks UFW and Alters iptables

Let me set the context for this article: I was deploying some applications on my VPS, and while I had configured UFW (Uncomplicated Firewall), the ports published by Docker were still exposed directly to the internet. In this article, we’ll explore t...

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MSMuhammad Safiullah Khansafi-io.hashnode.devJan 9 · 4 min read

Object Calisthenics Concepts

Object Calisthenics is a set of 9 coding rules meant to improve object-oriented design, code readability, and maintainability. It’s not a framework or a library.Think of it as discipline for writing clean OOP code, similar to how physical calisthenic...

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Muhammad Safiullah Khan

About

Available for

Muhammad Safiullah Khan's blogs

Recently published

End-to-End Secrets Management for the Modern Data Platform

Encapsulating External Dependencies with Dagster Resources

Mastering Dagster Sensors

How Docker Breaks UFW and Alters iptables

Object Calisthenics Concepts

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Muhammad Safiullah Khan

About

Available for

Muhammad Safiullah Khan's blogs

Recently published

End-to-End Secrets Management for the Modern Data Platform

Encapsulating External Dependencies with Dagster Resources

Mastering Dagster Sensors

How Docker Breaks UFW and Alters iptables

Object Calisthenics Concepts