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What 20 Years of Coding Taught Me About Life
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What 20 Years of Coding Taught Me About Life

4 min read

The First Program

I was thirteen when I wrote my first program. It was a trivial thing — a loop that printed the multiplication table to a flickering CRT monitor — but the feeling was not trivial. Something had shifted. I had commanded a machine and it had obeyed. For a child growing up in Damascus with more curiosity than resources, that moment was an invitation to a lifelong conversation with complexity.

Twenty years later, I am still in that conversation. The languages have changed, the frameworks have multiplied, the machines have shrunk from room-sized to pocket-sized, but the essential act remains the same: translating a human intention into instructions a machine can execute faithfully. What has changed is my understanding that coding is less about talking to machines and more about talking to the future readers of the code — including my future self.

The Bugs That Taught Me Patience

Every developer remembers their first catastrophic bug. Mine was a misplaced semicolon in a database migration script that corrupted three weeks of user data during a college project. I spent forty-eight hours reconstructing the data by hand, swearing I would never make that mistake again. I have made it, in various forms, at least a dozen times since.

What that bug taught me — and what every subsequent bug has reinforced — is that software does not reward bravado. It rewards humility. The developer who approaches their work assuming they will make mistakes builds differently from the one who assumes they will not. Tests, code reviews, defensive programming, and the willingness to delete code you were proud of yesterday — these are not signs of weakness. They are the infrastructure of sustainable quality.

The best code I have ever written is the code I eventually deleted. The function I struggled to name, the abstraction I forced into existence, the clever optimization that made the next developer cry — removing them was the real engineering.

Lessons That Transcended the Keyboard

Somewhere around year ten, I noticed that the principles I was internalizing as an engineer were bleeding into the rest of my life. Decomposition — breaking an overwhelming problem into manageable pieces — turned out to be a strategy for everything from moving countries to navigating grief. The habit of writing tests before code taught me to define what success looks like before chasing it.

  • Version control taught me that nothing is truly lost, and that most mistakes are reversible.
  • Code review taught me that two minds see what one cannot, and that ego is the enemy of quality.
  • Refactoring taught me that improvement is iterative, not revolutionary, and that the willingness to revise is a form of integrity.
  • Documentation taught me that knowledge unshared is knowledge lost, and that clarity is a gift to your future self.

The People Who Shaped Me

The myth of the solitary genius programmer is one of the most damaging stories our industry tells itself. Every meaningful thing I have built was built with and through other people. The senior engineer who patiently reviewed my first pull request at 2 AM. The designer who taught me that interfaces are conversations, not decorations. The student who asked a question so fundamental it forced me to relearn something I thought I understood. The open-source maintainer who rejected my contribution with a kindness that made me want to contribute again.

If I could send a message back to that thirteen-year-old staring at the multiplication table, I would tell him this: the code matters, but the people matter more. The programs you write will be rewritten or forgotten. The relationships you build through the craft — the mentorship you give and receive, the trust you earn through reliability, the communities you contribute to — those are the durable output of a career in code. Everything else is a delightful, frustrating, endlessly fascinating means to that end.

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Khaldoun Senjab
Written by

Khaldoun Senjab

A software developer, CS researcher, and academic at the University of Sharjah with over 20 years of experience spanning software engineering, cloud computing, and artificial intelligence. Passionate about building systems that bridge the gap between academic research and real-world impact.

© 2026 Khaldoun Senjab. All rights reserved.