Writings
Essays
Engineering essays on messaging infrastructure and scale — plus older writing on education from my Hacettepe University years (2014–2019).
Engineering
AI Code Review at 266 Repositories: Signal, Not Commentary
Automated code review across 266 repositories at about a cent per review — why quality is a filtering problem, not a generation one.
Scaling Web Push from 1.3B to 24B Notifications a Month
Taking a web push pipeline from 1.3 to 24 billion notifications a month — provider quotas, tenant fairness, and retry budgets.
Building WhatsApp and SMS Infrastructure from Zero
Building WhatsApp and SMS product lines from zero to hundreds of millions of messages a month on an API you don't own.
Education (archive)
Real Communication & Respect for People
On building genuine human connections through respect, empathy, and the courage to see people as they truly are.
The Faculty Education Journey
Reflections on graduating from Hacettepe University's Faculty of Education and what it means to be a true educator.
Lessons from Teaching Practice
Personal reflections from student teaching: communication, classroom management, and time management.
21st Century Students & Teachers
How the 21st century demands new skills from students and new approaches from teachers.
Technical Support for Student Teachers
On the importance of practical teaching experience and how to support student teachers.
What Makes a Good Teacher?
The qualities that separate great educators from the rest.