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Dan Siwiec

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Dan On Coding

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Dan Siwiec

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Oct 16, 2025

Building an AI Telegram agent. Part 1: FastAPI Telegram integration

Step-by-step guide from zero to an Claude-powered AI Agent

Building an AI Telegram agent. Part 1: FastAPI Telegram integration

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Dan On Coding

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Dan Siwiec

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Mar 22, 2024

Kubernetes Gateway API — lessons from the trenches

Takeaways from one year of working with the new Kubernetes API

Kubernetes Gateway API — lessons from the trenches

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Dan On Coding

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Dan Siwiec

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Mar 19, 2024

Part 2: Why I quit software consulting. And should you?

After some years in consulting, how do you know when to move on?

Part 2: Why I quit software consulting. And should you?

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Dan On Coding

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Dan Siwiec

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Feb 24, 2024

Part 1: Is consulting a good place to start your career in Software? (shhh yes, it is 🤫)

Food for thought on consulting vs FAANG

Part 1: Is consulting a good place to start your career in Software? (shhh yes, it is 🤫)

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Dan On Coding

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Dan Siwiec

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Nov 16, 2022

Tricky Kubernetes memory management for Java applications

How to use the Kubernetes memory requests and limits in combination with JVM Heap and stay out of trouble.

Tricky Kubernetes memory management for Java applications

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Dan On Coding

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Dan Siwiec

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Jun 11, 2022

Why you should learn Kotlin if you’re a Java Developer

Kotlin is on the rise! What’s in it for you? Why switch? Where to start?

Why you should learn Kotlin if you’re a Java Developer

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Dan On Coding

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Dan Siwiec

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May 27, 2022

7 Traits of a Lead Software Engineer

How is this exciting role different? What new skills do you need and how to develop them?

7 Traits of a Lead Software Engineer

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Dan On Coding

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Dan Siwiec

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May 25, 2022

Event-Driven Architecture. Part 1: Pros and cons with examples

Is this the right approach for you? When to go for it and when to pass?

Event-Driven Architecture. Part 1: Pros and cons with examples

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Dan On Coding

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Dan Siwiec

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Apr 9, 2022

5 Timeless Books for Software Engineers

Five absolutely timeless books for Software Engineers which are more relevant than ever before.

5 Timeless Books for Software Engineers

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Dan On Coding

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Dan Siwiec

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Mar 24, 2022

Monorepos for Microservices Part 3: Pipeline Implementation on Jenkins

This is Part 3 of the Monorepos for Microservices series. Read Part 1 on the pros and cons of a monorepo and Part 2 on structuring the…

Monorepos for Microservices Part 3: Pipeline Implementation on Jenkins

Dan Siwiec

Dan Siwiec

I'm a full-stack software engineer and architect with 15+ years of experience. Also, an IoT tinkerer in my free time

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