Gilles Crofils

Gilles Crofils

Hands-On Chief Technology Officer

Based in Western Europe, I'm a tech enthusiast with a track record of successfully leading digital projects for both local and global companies.1974 Birth.
1984 Delved into coding.
1999 Failed my First Startup in Science Popularization.
2010 Co-founded an IT Services Company in Paris/Beijing.
2017 Led a Transformation Plan for SwitchUp in Berlin.
May 2025 Eager to Build the Next Milestone Together with You.

Debugging your mind with the logic of code

Abstract:

The article explores how traditional self-reflection methods often feel unhelpful or vague to those with technical backgrounds, particularly individuals accustomed to structured problem-solving and clear feedback, such as engineers and tech leaders. Drawing from personal experience leading teams across different cultures—including managing recurring anxieties during high-stakes projects in Beijing and navigating imposter syndrome while scaling a company in Berlin—the author describes how reframing mindset challenges as "mental bugs" can make introspection both approachable and productive. By treating thoughts and emotions like software issues to be logged, traced, and iteratively fixed, the author employs familiar tools like incident templates, root cause analysis, and kanban boards to track and resolve recurring mental patterns such as perfectionism or self-doubt. Brief, concrete prompts and the integration of reflection into existing workflows—like maintaining a personal changelog alongside daily tasks—help maintain momentum without feeling burdensome. This structured, curious approach not only demystifies personal growth but also demonstrates that steady, incremental "debugging" leads to lasting improvements in both mindset and professional effectiveness.

You know the feeling: the tools that make sense in tech rarely help when I try to sort out my own mind. If someone hands me a blank journal and says just reflect, it feels like debugging a server with no logs. I spend my days solving concrete problems, so this fuzzy approach can seem pointless. Structure and clear outcomes matter to me. Clear starting points and obvious fixes—that’s my comfort zone.

I have led teams and projects across cultures, and the mental glitches that appear, such as imposter syndrome or perfectionism, stick around like any stubborn production issue. Traditional introspection felt like running code that prints nothing. The good news is that I found a way to make mindset work as logical as debugging. When thoughts and emotions look like system errors I can inspect, log, and patch, the whole exercise turns familiar, almost playful.

If journaling has ever seemed like busywork, you are not alone. With the right structure it becomes just another technical challenge, solved one small fix at a time.

Debugging your mind like your code

Why classic reflection fails tech minds

People who think in code often bump into mental bugs such as imposter syndrome, harsh self-criticism, or perfectionism. Sitting down to just write your feelings can feel like untangling spaghetti code without comments. We want clear feedback and cause-effect links. Open-ended prompts often miss the mark. Our industry rewards logic and quick, visible results, so a process with no measurable outcome feels empty.

Journaling and introspection feel like running code with no output

In my world logic pays the bills. Whether I am pitching a new idea or fixing a server, I rely on structure and feedback. Classic journaling looked like a program that returns nothing, so I ignored it for years. I saw many colleagues do the same. Time spent on a fuzzy activity seemed lost for building, shipping, or learning.

Debugging your thoughts turns mindset work into an engineering problem

The switch happened when I decided to treat mindset work like any other system. My physics background and years in product helped. Thought patterns became another layer of code with bugs to hunt. Self-reflection turned into technical growth. When I started tracing mental errors with the same care I give production issues, progress followed.

Making mental bugs as clear as code bugs

Naming the invisible how emotional glitches show up in tech

Digital bugs scream in red logs. Mental ones hide. Honestly, imposter syndrome feels like an unhandled exception that crashes confidence. Perfectionism loops forever, never reaching done. Stereotype threat drains focus like a memory leak. Seeing these struggles as system bugs shrinks them to size. They become repeatable problems that I can log and fix.

When recurring thoughts become production issues

While managing teams in Beijing I saw these bugs often. Doubts resurfaced near release days and big meetings. At first I brushed them off. Later I noticed the pattern resembled a code issue that fails every integration test. Recurrence signaled something systemic.

  • Not good enough to lead this team
  • If this pitch fails everyone will think I am lucky
  • Why can’t I finish this project flawlessly
  • Worry about inconsistent income when a client pauses a project

Now the anxiety is a backlog. Track, analyze, patch—same process as code.

Turning vague anxiety into concrete error logs

Writing the bugs down helps. Once a worry moves from my head to a list it loses force. A few lines often appear:

  • Not good enough to lead this team
  • If this pitch fails everyone will think I am lucky
  • Why can’t I finish this project flawlessly

Now the anxiety is a backlog. Track, analyze, patch—same process as code.

A practical framework for debugging your mind

Log the issue like a real bug

When an unhelpful thought shows up I write it down, no drama, just facts. It joins a list that waits for analysis. The weight drops the moment it lands on paper or in a note.

Trace the cause with technical prompts

I retrace the steps in my mind. What sparked the feeling? A sharp comment during standup? A looming deadline? Is it new or a repeat offender? Typical prompts:

  • What happened right before?
  • Have I seen this before?
  • What do I usually do next?

Track patterns and recurring error messages

I label each entry and record when it appears:

  • Imposter mode before every major release
  • Perfectionism spike during documentation
  • Worry about perception after code review

After a few weeks it is clear which bugs deserve deeper work.

Building a weekly Win-Log routine

To keep progress visible, I use a simple weekly routine: on Monday mornings, I review my Win-Log—a short list of last week’s mindset wins and resolved worries. On Fridays, I do a quick retro with three prompts: What went well? What challenged me? What’s one thing to try next week? This habit keeps reflection regular and the process grounded.

Break big feelings into manageable pieces

Next I dissect the event:

  1. What did I fear would happen next?
  2. Which outcome scares me, public failure or missed target?
  3. Has this shown up before?

The feeling becomes a set of variables I can test.

Ask “why” until the real root shows up

Borrowing from root cause analysis I keep asking why. An anxious presentation might trace back to rushed prep, which links to a packed sprint, which points to poor planning. Each level moves closer to the real issue. Research shows that even 15 minutes of daily reflection can lead to a 23% drop in reported stress levels, making this process more than just a mental exercise—it’s evidence-backed.

Shrink the problem to a size I can fix

Reaching the source turns big worries into small tasks. Maybe I need blocked prep time or a better backlog. Sometimes an old belief needs attention.

Test beliefs and check the mental logic

I run unit tests on old stories:

  • What facts support this belief?
  • Are there times the opposite was true?
  • Would I say this to a teammate?

Data calms emotion. If the logic fails, time to rewrite.

Refactor the narrative, don’t just suppress

Instead of saying I always fail at presentations, I replace it with I get nervous, yet I have led successful meetings, and practice helps. Like cleaning code, I improve rather than erase history.

Treat every fix as a small upgrade

Mindset work is never finished. Each pass is another commit. Slow progress still counts, learning beats perfection.

Everyday mind debugging made easy

Prompts that feel like troubleshooting, not therapy

Quick, concrete questions work best:

  • What triggered this thought, can I reproduce it?
  • What is the root cause, can I use Five Whys?
  • Is this a pattern or a one off?
  • Does the feeling pass a logic test?

I also use a brief incident template:

  • Incident: what happened
  • Hypothesis: likely root cause
  • Test: small experiment
  • Resolution: result of the experiment

Sometimes, instead of debugging, I think of my mind like a piece of wood in my carpentry shed. Each anxious thought is a rough patch. With every pass—like sanding wood layer by layer—I smooth things out. It’s slow, but over time, the surface feels better to the touch.

Building reflection into daily workflows

I keep a personal changelog next to my task list. Each mental bug fixed earns a line. Moving a card from to debug to resolved on a simple Kanban board feels good. Typical cards:

  • Challenge belief about not being good enough
  • Reframe a worrying thought with facts
  • Track mindset wins from the week

Sometimes I walk in the countryside near Lisbon and jot quick notes. Folding reflection into habits I already trust keeps it light.

Debugging the mind in real time

Facing down imposter syndrome during transformation

Scaling a company in Berlin brought the loudest bug: imposter syndrome. While guiding a major transformation project with new stakeholders and high pressure, the thought kept repeating, Soon they will notice I do not have all the answers. My palms tingled and my French accent slipped on every word, making the anxiety feel even more real. The feeling had survived every prior patch. Treating it like a technical issue was the only path forward.

Breaking the problem into triggers and root causes

I logged the bug: anxious before all hands. Then I listed triggers:

  • New team dynamics
  • High project stakes
  • Unfamiliar tech stack

Five Whys exposed a deeper worry about leading in a new city under high expectations.

Testing assumptions and refactoring my inner logic

Next I tested the belief. Had I failed catastrophically before? No. The team grew and projects shipped. The script did not match the data. I rewrote it: It is fine not to know everything. My role is to keep learning.

Watching the bug frequency drop

Over the next weeks the error frequency fell. Fewer anxious mornings, better focus, honest feedback loops closed without spiraling. Each win logged, each fix another step toward a calmer, more reliable version of myself.

Growing through small improvements

Building progress, one tweak at a time

No codebase is perfect, and the same goes for the mind. Small, steady upgrades beat massive overhauls. The kaizen idea of tiny continuous steps keeps burnout away and builds durable change.

Setbacks as signals, not stop signs

When an old bug returns I treat it as a signal, not a failure. It tells me where to run the next test.

Progress leaves a real trail

My changelog shows wins, stumbles, and experiments. Confidence comes from tracking both. Mindset work looks like any project: document, test, tweak, repeat. Over time the commits add up.

Debugging my mind with structured curiosity changed my work and life. Turning thoughts into log entries, tracing them, and patching the logic made self-reflection clear and even fun. Simple prompts, quick templates, and a habit of tracking wins keep improvement moving in small, steady steps. Each bug fixed is a real upgrade, and the process never stops.

See also:


25 Years in IT: A Journey of Expertise

2024-

My Own Adventures
(Lisbon/Remote)

AI Enthusiast & Explorer
As Head of My Own Adventures, I’ve delved into AI, not just as a hobby but as a full-blown quest. I’ve led ambitious personal projects, challenged the frontiers of my own curiosity, and explored the vast realms of machine learning. No deadlines or stress—just the occasional existential crisis about AI taking over the world.

2017 - 2023

SwitchUp
(Berlin/Remote)

Hands-On Chief Technology Officer
For this rapidly growing startup, established in 2014 and focused on developing a smart assistant for managing energy subscription plans, I led a transformative initiative to shift from a monolithic Rails application to a scalable, high-load architecture based on microservices.
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2010 - 2017

Second Bureau
(Beijing/Paris)

CTO / Managing Director Asia
I played a pivotal role as a CTO and Managing director of this IT Services company, where we specialized in assisting local, state-owned, and international companies in crafting and implementing their digital marketing strategies. I hired and managed a team of 17 engineers.
More...

SwitchUp Logo

SwitchUp
SwitchUp is dedicated to creating a smart assistant designed to oversee customer energy contracts, consistently searching the market for better offers.

In 2017, I joined the company to lead a transformation plan towards a scalable solution. Since then, the company has grown to manage 200,000 regular customers, with the capacity to optimize up to 30,000 plans each month.Role:
In my role as Hands-On CTO, I:
- Architected a future-proof microservices-based solution.
- Developed and championed a multi-year roadmap for tech development.
- Built and managed a high-performing engineering team.
- Contributed directly to maintaining and evolving the legacy system for optimal performance.
Challenges:
Balancing short-term needs with long-term vision was crucial for this rapidly scaling business. Resource constraints demanded strategic prioritization. Addressing urgent requirements like launching new collaborations quickly could compromise long-term architectural stability and scalability, potentially hindering future integration and codebase sustainability.
Technologies:
Proficient in Ruby (versions 2 and 3), Ruby on Rails (versions 4 to 7), AWS, Heroku, Redis, Tailwind CSS, JWT, and implementing microservices architectures.

Arik Meyer's Endorsement of Gilles Crofils
Second Bureau Logo

Second Bureau
Second Bureau was a French company that I founded with a partner experienced in the e-retail.
Rooted in agile methods, we assisted our clients in making or optimizing their internet presence - e-commerce, m-commerce and social marketing. Our multicultural teams located in Beijing and Paris supported French companies in their ventures into the Chinese market

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Please be aware that the articles published on this blog are created using artificial intelligence technologies, specifically OpenAI, Gemini and MistralAI, and are meant purely for experimental purposes.These articles do not represent my personal opinions, beliefs, or viewpoints, nor do they reflect the perspectives of any individuals involved in the creation or management of this blog.

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