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DevOps / SRE · 90–120 min

Deploy, break and diagnose a small service

Experience deployment, observability and calm diagnosis.

Start the experiment

01 · Setup

What you need

  • A small web app and basic shell use.

You may stop when the timebox ends. An incomplete result is still useful evidence.

02 · Task

The work sequence

  1. 01

    Containerize a tiny app and run it locally.

  2. 02

    Add a health endpoint and structured request log.

  3. 03

    Break one environment variable or port; diagnose without deleting everything.

  4. 04

    Write a three-step rollback and one useful alert.

03 · Pay attention

Watch your reaction, not only the output

  • Did the failure make you curious or only anxious?
  • Was automation satisfying after doing the task manually?

Plot twist

Difficulty does not mean the career is a bad fit. The useful question is whether curiosity returned after the difficulty.

04 · Reflect

Three honest questions

01

Would you voluntarily spend another five hours on this kind of problem? Why?

02

Which part gave you energy, and which part drained it?

03

What evidence—not a salary video—would you gather before choosing this path?

This site does not save your answers. Put them in your own notebook if useful.

05 · Where to go next

Enjoyed it or disliked it—both results are useful.