Manuel Kießling's Avatar

Manuel Kießling

@manuelkiessling

https://manuel.kiessling.net

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14.03.2025
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Latest posts by Manuel Kießling @manuelkiessling

The DX·Tooling projects are switching from dxcli to mise Our goal is to provide a consistent Developer Experience when interacting with all our projects, regardless of the programming languages or tools used on them. We found 'mise' to be a better fit for t...

The DX·Tooling projects are switching from dxcli to mise:

dx-tooling.org/blog/2025-11...

01.11.2025 16:14 👍 0 🔁 0 💬 0 📌 0
🇩🇪 Live Coding Session: Saubere Software-Architektur mit Tests garantieren.
🇩🇪 Live Coding Session: Saubere Software-Architektur mit Tests garantieren. YouTube video by DX·Tooling — Software Engineering & Architecture

Erste Gehversuche im Format Video: Ich habe eine Live Coding Session im Rahmen des DX·Tooling Projekts aufgezeichnet, bei der ich unter anderem aufzeige, wie man mit speziellen Software-Tests die Einhaltung von Architekturregeln in einer Codebase garantieren kann: www.youtube.com/watch?v=i0l7...

17.10.2025 08:04 👍 0 🔁 0 💬 0 📌 0

I've put Toxiproxy between the app and the database (app connects to Toxiproxy, Toxiproxy connects to database), added a bit of latency to the connection, and voilà, realistic behavior (and realistic performance degradation) on my MacBook.

08.10.2025 19:04 👍 0 🔁 0 💬 0 📌 0

It allowed me to pinpoint a performance issue in one of my applications, where the severity of a N+1 query pattern was not really visible on my dev system (where app and database live on the same host), but was painfully visible on the production system.

08.10.2025 19:04 👍 0 🔁 0 💬 1 📌 0
Preview
GitHub - Shopify/toxiproxy: :alarm_clock: A TCP proxy to simulate network and system conditions for chaos and resiliency testing :alarm_clock: :fire: A TCP proxy to simulate network and system conditions for chaos and resiliency testing - GitHub - Shopify/toxiproxy: :alarm_clock: A TCP proxy to simulate network and system co...

Just found out about Toxiproxy, a network proxy that can be used to simulate network conditions locally:
github.com/Shopify/toxi...

08.10.2025 19:04 👍 0 🔁 0 💬 1 📌 0
Deploy Playwright MCP Servers in the cloud with zero setup. Enable AI agents to control real browsers with full visual feedback through VNC.

It's the Playwright MCP hosted through playwright-mcp.develop-build-deploy.com (which is a brilliant service propped up by @manuelkiessling.bsky.social !)

13.06.2025 23:09 👍 4 🔁 2 💬 0 📌 0
Preview
Senior Developer Skills in the AI Age: Leveraging Experience for Better Results • Manuel Kießling How time-tested software engineering practices amplify the effectiveness of AI coding assistants.

New long-form blog post:

Senior Developer Skills in the AI Age: Leveraging Experience for Better Results

manuel.kiessling.net/2025/03/31/h...

08.04.2025 09:39 👍 0 🔁 0 💬 0 📌 0

- you need battle-tested engineering experience

- understand the problem and solution domains

- write precise and thorough, well-structured requirements

- have encompassing Quality Tools in place — tests, linters, static analysis etc; agent mode is a bliss with these in place

19.03.2025 08:07 👍 1 🔁 0 💬 0 📌 0

I have done my fair share of „vibe coding“ over the past few months, and it’s been a blast.

Turns out the key to successful and sustainable results is the same stuff we as a craft valued since basically forever: ↓

19.03.2025 08:07 👍 1 🔁 0 💬 2 📌 0

You had me at "hello, world".

14.03.2025 14:49 👍 2 🔁 0 💬 0 📌 0