Tech Lead Mastery
Gábor TillFor software engineers who want more than coding. Career development towards leadership and beyond.
| Platform |  | Pricing | Only free issues | Publishes | Weekly |
|---|---|---|---|---|---|
| Issues | 29 | Founded | a year ago | Last Issue | 7 months ago |
| Active | |||||
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techleadmastery.substack.comLatest Issues
Coding Takes 20% Longer With AI – Here’s Why
A new research paper has just been published. It looks at the impact of early-2025 AI on experienced open-source developer productivity. The surprising result:
Developers with AI assistants need roughly 20% more time to finish a normal cod...
The Developer’s Handbook: Thriving When Promotions Don’t Exist
I recently chatted with a developer who’s been coding for ten years. He now works at a company that doesn’t use the usual “junior → mid → senior → lead” ladder.
In places like that, many engineers wonder how to keep learning, stay noticed,...
Clean Code, Happy Teams — Practical Ways to Manage Tech Debt
Technical debt builds up when we ship fast without paying attention to the long-term health of our code. Even the most experienced engineers feel the drawbacks: slower development, harder bug fixes, and frustrated teammates. Making debt vis...
The AI Disaster Report: 9‑out‑of‑10 Pilots Deliver Zero ROI
I just finished the latest MIT study on AI adoption, and the findings are mind-blowing.
Out of the roughly $35‑$40 billion poured into AI pilots, 95% are delivering little or no measurable profit.
The “GenAI Divide: State of AI in Busines...
The Sprint Retro Flow that actually improves velocity
I was speaking with a lead developer about how we can make our dev teams work faster and smoother. We quickly landed on Scrum as a good starting point. He told me that sprint retrospectives are valuable because they let people speak up abou...
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The writers behind this newsletter.
I started as a bike mechanic, then became a developer, lead frontend, engineering manager. If you are interested in how to grow your career, you’ll enjoy my newsletter.
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