#Professional Development

Writing on capability building, judgment, and becoming more effective over time.

April 8, 20264 min read

Your Work Introduces You

Years ago, when I first joined Tripadvisor, we had a tool that moved data to Amazon Redshift. One of the engineers went on holiday, the tool had a few bugs, and people were bloc...

November 9, 202513 min read

Managing Your Manager

Managers change more often than you realize, especially when a company is growing or downsizing. New roles, new org charts, new reporting lines. Other times, you’re shopping aro...

October 16, 202513 min read

Most of What We Call Progress

Most of what we call progress in software is just motion. New tools, new frameworks, same problems. Maybe fancier logos. Our industry always has this collective thrill that a ne...

September 20, 20259 min read

Prisoner's Dilemma

On September 3, 1949, a weather plane was flying over Japan. It detected traces of radioactive isotopes. These elements decay quickly, which means they had been created recently...

September 17, 202512 min read

Climbing No More

Engineers have been reaching a common ceiling in their careers for decades. The pattern goes like this: an individual contributor gets promoted to a senior software engineer, an...

September 13, 20258 min read

The Weekly Win

If you happen to work for a large organization, you’ve probably heard of quarterly checkins or some similar corporate buzzword to describe what you’ve done and what you could ha...

July 26, 20253 min read

Yapay Zekâ Çağında Bilgisayar Mühendisliği

Son aylarda, ister posta kutumdan, ister web sitem üzerinden, isterse tanıdıklar aracılığıyla olsun, hep aynı soruya cevap veriyorum: “2025’te bilgisayar bilimi okumak hâlâ mant...

May 18, 202517 min read

Reflecting on Software Engineering Handbook

One year. May 2024. Back then, we were riding high, celebrating the launch of this with an amazing . Five days of glaciers and waterfalls, finally enjoying the fact that we fini...

April 20, 20254 min read

Take Self Reviews Seriously

This isn’t the first and definitely won’t be the last time I find myself in a conversation about the importance of self checkins, performance reviews, and all that socalled “ref...

April 6, 20258 min read

The Invisible Difference

There are plenty of skills you can pick up along the way. Some come from , some through experience. A lot of it is just trial and error. And some from . You figure things out su...

April 4, 20254 min read

Learning the Johari Window

When I wrote this piece on , I focused on the practical side: clarity, motivation, breaking down complexity. But here’s the thing. Even the clearest goal doesn't mean much if yo...

March 16, 20253 min read

Management is a Lonely Place

Yes, it is. If you’re in it, you already know. It sucks. You can’t talk to your boss about many things because, let’s be honest, they probably don’t have that much time to hear...

March 7, 20259 min read

AI Balance in Work

I use AI, you use AI, and almost everyone uses AI. I don’t think that’s going to change. But how should we use it? I’ve seen people turn five bullet points into three pages — I...

November 27, 20245 min read

The Reality of an Employer's Market

Lately, Iʼve seen a lot of posts about what employers should do or how they should treat candidates, what benefits they should offer, and how they should run their interviews. I...

October 13, 20244 min read

No Fluff Please

I've seen countless socalled resume coaches who stuff resumes with flashy buzzwords like 'scalable' and 'fast.' It's all fluff, and it doesn't land real results. A truly impactf...

October 7, 20246 min read

Losing a Top Performer

Over time, I had to manage and help to manage many times when a top performer quits. It sucks but we need to be reasonable. Imagine you’re on a winning streak, your top striker,...

September 15, 20245 min read

From Misperception to Promotion

If you are in the realm of management, sooner or later, you will encounter someone who wants a promotion but isn’t quite ready for it. In fact, I have seen many cases where the...

September 13, 20245 min read

Perception vs Perspective

Have you ever found yourself questioning someone's decision, only to realize later that you didn't have the full picture? You know it's really easy to get caught up in our own w...

August 6, 20245 min read

Setting Goals

One thing I've learned over the years is that humans naturally don't have a longterm mindset. Without clear goals, it's easy to lose track of what we want to achieve. Defining g...

July 30, 20248 min read

From Engineer to Manager

I often get asked whether someone should transition into management. In the past, this might have been the only viable growth path. However, in most large organizations today, t...

July 14, 20246 min read

Interviewing Your Future Boss

I’m sure you have been asked if you have any questions during interviews. A few things come to mind. Often, we think we need to impress the other party. Nevertheless, tough ques...

May 27, 20243 min read

On Writing Software Engineering Handbook

I’m thrilled to share the story behind our newly published book with you. This project has been a labor of friendship and collaboration, and I hope our journey resonates with yo...

February 7, 20244 min read

Navigating Layoffs

In the last few years, companies have begun laying off talent, leading to tough and depressing times for many. Some layoffs came as a big surprise, especially from companies tha...

December 11, 20238 min read

Winning Eleven

Here's 'Winning Eleven,' my own mix of eleven key ideas that have helped me grow both at work and in life. This isn't your usual list of tips. It's more like a collection of rea...

November 26, 20234 min read

Bireysel Katılımcılar ve Yöneticiler

İş hayatında sıkça karşılaştığımız yöneticilik(management) ve bireysel katılımcı (BK / individual contributor) rolleri, aslında birer yaşam tarzını temsil eder. Bu iki rol, kişi...

November 25, 20237 min read

Leading from Where You Are

When we were building Areca, a realtime billing engine for Turk Telekom, we were a small team competing against giants like Amdocs. They had the brand recognition, the scale, an...

November 16, 20235 min read

Coding in Leadership

When you start coding, you start the adventure. It feels like unlocking a new world of logic and creativity. From programming classes where we tried to solve pyramid programs to...

November 15, 20234 min read

The Power of Consistency

One of my friends from primary school didn’t go to high school. At first, it was a bit surprising, but his family was making kebap, and he wanted to run the family business. Bec...

November 13, 202311 min read

The Path to Leadership

Leadership is not a position. It is a journey that changes how you see yourself and the people around you. You begin as an individual contributor, focused on your own craft. Ove...

November 9, 20237 min read

Quick Reflexes in Decision Making

In the fastmoving world of software development, decisions rarely wait for me to feel ready. I’ve lost count of how many times I wished for more data, more clarity, more time bu...

November 6, 202315 min read

Becoming a Rockstar Engineer

In the software development realm, people often debate about 10x engineers or rockstars. But what does that really mean? How can you become one? There isn’t an easy answer, but...

November 4, 20238 min read

Leadership Archetypes

I’ve had all kinds of bosses over the years. Some of them were visionaries. Some others were quiet geniuses. One thing I’ve learned is that if you want to survive and maybe even...

October 30, 20234 min read

Embrace the Unknowns

Why do we often stick to what's familiar? It's simple: it feels safe. However, staying in our comfort zone means missing out on intriguing experiences. Think about the thrill of...

October 29, 20234 min read

Hiring Harmony

Building an allstar team is a bit like cooking a nice dish. It's less about throwing in a lot of ingredients. It’s more about using just the right ones to create something truly...

October 9, 20237 min read

Why Legacy Systems Are Worth Your Time

I know. When you hear legacy, you think , , weird edge cases, and “what the hell just broke now.” Every moment feels frustrating. You don’t know what the next change will trigge...

March 15, 20236 min read

Teaching Software Engineering

As a software engineering instructor, I’ve taught a diverse group of master’s students with varying technical backgrounds. Not everyone comes in with the same level of expertise...

June 12, 202214 min read

System Design Interviewing Tips

System design interviews are inherently subjective. Outcomes depend on many factors, including the backgrounds of both the interviewer and the candidate. Even if both have exper...

June 24, 20212 min read

Apple ve Gizlilik

Uzun zamandır Apple ürünleri kullanmama rağmen kimseye Apple ile ilgili tavsiye vermemiştim. Hatta uzun süre boyunca Apple ürünlerinin gereksiz pahalı olduğunu düşünüyordum. Lak...

February 20, 20217 min read

Missed Opportunities

Itʼs been a while and I havenʼt posted anything new on my blog. Life, work, and priorities often got in the way, but the urge to write never really went away. Itʼs time to get b...

September 28, 201912 min read

Yazılım Mühendisliği Kariyer Merdiveni

Yazılım şirketleri, mühendislik mesleği seviyelerini dikkatlice oluşturmalı ve çalışanlardan ne beklendiğini, roller arasındaki farkı ve kariyer gelişimi için alanları açıklayan...

July 25, 20193 min read

Firefox: Son Kale

Tarayıcı seçimi oldukça kişisel bir şey. İnsanlar, uzun süre bir tarayıcıyı kullanınca, ister istemez arada bir bağ kurmaktalar. Bu nedenle, birinin varsayılan tarayıcılarını de...

December 23, 20172 min read

Yazılım için İngilizce Öğrenin

Geçenlerde sitem üzerinden bir eposta aldım. Yazılım mimarisi ödevine yardım edebilir misiniz diye soruyordu. Meşgul olduğumu ama zaten internette benden bu konuyu daha iyi açık...

October 13, 20148 min read

Java Developer vs. Software Engineer

Java developer vs. software engineer is discussed quite often, especially among programmers trying to define what truly separates a coder from an engineer. One of my friends kep...

July 9, 20144 min read

Açık Kaynak Lisansları

Açık kaynaklı yazılımlar her geçen gün daha da yaygınlaşıyor. Artık herkes açık kaynaklı yazılımlarla karşılaşıyor, en basit örnek Android işletim sistemi. Bugün sadece bireysel...