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Mustafa ERBAY

Cloud, system architecture and DevOps from the trenches. Original blog at mustafaerbay.com.tr

Location İstanbul, Türkiye Joined Joined on  Personal website https://mustafaerbay.com.tr github website

Work

Senior software & infrastructure engineer

5 Realities You Need to Know Before Starting a Homelab
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5 Realities You Need to Know Before Starting a Homelab

#learning #productivity
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8 min read

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Self-Hosting: A Hobby or a Necessity?
merbayerp profile

Self-Hosting: A Hobby or a Necessity?

#selfhosting #devops
1
Comments
4 min read
First Years in Software Engineering: The Anatomy of Adaptation
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First Years in Software Engineering: The Anatomy of Adaptation

#learning #uretkenlik
5
Comments 1
7 min read
From Vibe Coding to Spec-Driven Development: Tasking AI with Spec Kit
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From Vibe Coding to Spec-Driven Development: Tasking AI with Spec Kit

#ai #guide #software
6
Comments 8
10 min read
GitHub Copilot Now Charges Per Token: The Bill Shock
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GitHub Copilot Now Charges Per Token: The Bill Shock

#ai #promptengineering #llm
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9 min read
Two Distinct Software Developer Markets in Turkey: 95,000 TL vs.
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Two Distinct Software Developer Markets in Turkey: 95,000 TL vs.

#career #indiehacker
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7 min read
Passkeys: Enterprise Adaptation and Individual Use Cases
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Passkeys: Enterprise Adaptation and Individual Use Cases

#career #indiehacker
1
Comments
5 min read
Why Simple Systems Always Win
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Why Simple Systems Always Win

#sistemmimarisi #software
1
Comments
4 min read
Local LLM with Ollama: A Real Alternative to Cloud Solutions?
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Local LLM with Ollama: A Real Alternative to Cloud Solutions?

#guide #software
1
Comments
10 min read
Write Your Own MCP Server in 50 Lines: Real Tools for Your AI Agent
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Write Your Own MCP Server in 50 Lines: Real Tools for Your AI Agent

#ai #api
5
Comments 2
11 min read
2026 Technical Interview Broken: 38% of Candidates Use Invisible AI
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2026 Technical Interview Broken: 38% of Candidates Use Invisible AI

#career #indiehacker
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6 min read
Secretly Holding Two Full-Time Remote Jobs: 'Overemployment'
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Secretly Holding Two Full-Time Remote Jobs: 'Overemployment'

#learning #productivity
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6 min read
Keeping AI-Generated Code Secure: Balancing Risk and Efficiency
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Keeping AI-Generated Code Secure: Balancing Risk and Efficiency

#guide #software
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10 min read
What I Understood Late When Burnout Hit
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What I Understood Late When Burnout Hit

#career #learning #uretkenlik
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4 min read
5 Self-Hosting Projects for Infrastructure Specialists: Real-World
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5 Self-Hosting Projects for Infrastructure Specialists: Real-World

#career #indiehacker
2
Comments 1
8 min read
The Thing I Wish I Had Given Up On Sooner in My Career
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The Thing I Wish I Had Given Up On Sooner in My Career

#career #indiehacker
6
Comments
4 min read
System Architect vs. AI Solution Architect: An Anatomy of Roles

Network loops versus model hallucinations
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System Architect vs. AI Solution Architect: An Anatomy of Roles

#sistemmimarisi #ai
9
Comments 14
11 min read
Is Vibe Coding Dead? The Era of Karpathy's 'Agentic Engineering'
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Is Vibe Coding Dead? The Era of Karpathy's 'Agentic Engineering'

#ai #systemarchitecture #software
5
Comments 4
8 min read
AI Was Supposed to End Burnout; It Burned Those Who Embraced It Most
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AI Was Supposed to End Burnout; It Burned Those Who Embraced It Most

#learning #uretkenlik
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4 min read
They Cut the First Step of the Ladder: The Junior Developer Crisis
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They Cut the First Step of the Ladder: The Junior Developer Crisis

#career #indiehacker
1
Comments
9 min read
Is 'Skill Atrophy' a Real Threat in a 20-Year Career?
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Is 'Skill Atrophy' a Real Threat in a 20-Year Career?

#learning #uretkenlik
1
Comments
9 min read
I Paid the Bill for AI-Written Code Months Later
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I Paid the Bill for AI-Written Code Months Later

#ai #performance
1
Comments
4 min read
Shielding Against AI Voice Scams: Understanding a Real Conversation
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Shielding Against AI Voice Scams: Understanding a Real Conversation

#ai #security
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11 min read
Have AI Tools Made Me a Better Engineer?
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Have AI Tools Made Me a Better Engineer?

#ai #career #indiehacker
1
Comments
4 min read
8GB to 70B: A Real Hardware Guide for Local LLMs
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8GB to 70B: A Real Hardware Guide for Local LLMs

#llm #guide #software
1
Comments
9 min read
Cursor or Claude Code? Which AI Coding Tool Should You Choose in 2026
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Cursor or Claude Code? Which AI Coding Tool Should You Choose in 2026

#ai #software
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7 min read
Stack Overflow Deleted 15 Years: Traffic Crashed 75%, and That's Bad
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Stack Overflow Deleted 15 Years: Traffic Crashed 75%, and That's Bad

#learning #uretkenlik
Comments
9 min read
Working Two Jobs Simultaneously: Smart Move or Ethical Breach?
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Working Two Jobs Simultaneously: Smart Move or Ethical Breach?

#learning #uretkenlik
Comments
4 min read
Run Your Own LLM with Ollama: Local AI Setup in 5 Steps
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Run Your Own LLM with Ollama: Local AI Setup in 5 Steps

#ai #llm
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5 min read
Is Open Source Sustainable?
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Is Open Source Sustainable?

#software #devops
5
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5 min read
Thinking Beyond the Cloud: 5 Self-Hosting Skills That Make
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Thinking Beyond the Cloud: 5 Self-Hosting Skills That Make

#selfhosting #devops
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10 min read
Where Does Knowledge Come From in the Age of AI?
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Where Does Knowledge Come From in the Age of AI?

#sistemmimarisi #software
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5 min read
You Think AI Speeds You Up by 24%; It Actually Slows You Down by 19%
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You Think AI Speeds You Up by 24%; It Actually Slows You Down by 19%

#ai #career #indiehacker
2
Comments
7 min read
Set Up Your Own ChatGPT: Ollama + Open WebUI for Data That Never
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Set Up Your Own ChatGPT: Ollama + Open WebUI for Data That Never

#llm #guide #software
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10 min read
AI Deleted Production Database in 9 Seconds: Why You Shouldn't Trust
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AI Deleted Production Database in 9 Seconds: Why You Shouldn't Trust

#ai #database #security
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7 min read
I Locked Up the Server Because of Docker: A Lesson in Trust and
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I Locked Up the Server Because of Docker: A Lesson in Trust and

#docker #performance
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4 min read
Mobile Offline-First Sync: Expectations vs. Realities
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Mobile Offline-First Sync: Expectations vs. Realities

#database #sistemmimarisi #software
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7 min read
The Bitter Truths of Building a Social Network
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The Bitter Truths of Building a Social Network

#sistemmimarisi #software
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4 min read
Monolith vs. Modular Monolith: An Indie Hacker's Choice
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Monolith vs. Modular Monolith: An Indie Hacker's Choice

#indiehacker #career
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10 min read
Why I Love Centralized Architectures?
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Why I Love Centralized Architectures?

#architecture #sistemmimarisi #software
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4 min read
Switch Hardening: Is the Same Level of Detail Necessary for Every
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Switch Hardening: Is the Same Level of Detail Necessary for Every

#guide #software
Comments
7 min read
Building Your Own Platform vs. Using a Ready-Made Solution: Lessons
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Building Your Own Platform vs. Using a Ready-Made Solution: Lessons

#career #indiehacker
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4 min read
Log Level Decisions: The Anatomy of DEBUG, INFO, and ERROR Strategies
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Log Level Decisions: The Anatomy of DEBUG, INFO, and ERROR Strategies

#observability #guide #software
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11 min read
Your Own Push System Instead of FCM/APNs: When Is It Necessary?
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Your Own Push System Instead of FCM/APNs: When Is It Necessary?

#sistemmimarisi #software
Comments
9 min read
One VPS Is Enough: Why More Is Usually a Waste of Resources?
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One VPS Is Enough: Why More Is Usually a Waste of Resources?

#vps #sistemmimarisi #software
Comments
3 min read
Things AI Still Can't Do: A Look Through 20 Years of Experience
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Things AI Still Can't Do: A Look Through 20 Years of Experience

#ai #sistemmimarisi #software
Comments
4 min read
What Happened After My Mastodon Account Was Suspended?
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What Happened After My Mastodon Account Was Suspended?

#career #indiehacker
Comments
3 min read
API Versioning Choices: Advantages and Disadvantages of 3 Approaches
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API Versioning Choices: Advantages and Disadvantages of 3 Approaches

#api #guide #software
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9 min read
AI Prompt Security: Is the Same Protection Necessary for Every
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AI Prompt Security: Is the Same Protection Necessary for Every

#ai #promptengineering
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10 min read
AI Won't Make Us Unemployed, But...
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AI Won't Make Us Unemployed, But...

#ai #career
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3 min read
Zero-Trust Architecture: The New Cost of Security
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Zero-Trust Architecture: The New Cost of Security

#networking #learning #uretkenlik
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7 min read
Managing Cardinality Explosion in Observability in 3 Steps
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Managing Cardinality Explosion in Observability in 3 Steps

#career #indiehacker
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7 min read
The Anatomy of ERP Module Integration: Its Impact on Side Projects
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The Anatomy of ERP Module Integration: Its Impact on Side Projects

#learning #uretkenlik
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8 min read
Bootstrap Deadlock: When the DC Needs the Cluster That Needs It
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Bootstrap Deadlock: When the DC Needs the Cluster That Needs It

#windowsserver #activedirectory #highavailability #dhcp
Comments
6 min read
The Anatomy of ERP Master Data Management: A Guide
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The Anatomy of ERP Master Data Management: A Guide

#erp #learning #uretkenlik
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8 min read
Database WAL Bloat: How to Overcome the Performance Trap?
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Database WAL Bloat: How to Overcome the Performance Trap?

#postgres #career #indiehacker
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11 min read
Vector Databases in AI Projects: Are They Really Necessary?
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Vector Databases in AI Projects: Are They Really Necessary?

#ai #llm #rag
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7 min read
The First Thing I Look for When Hiring: Talent or Fit?
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The First Thing I Look for When Hiring: Talent or Fit?

#career #indiehacker
Comments
4 min read
Local Build Cache vs Remote: Cost Balance in CI/CD Speed
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Local Build Cache vs Remote: Cost Balance in CI/CD Speed

#cicd #devops
1
Comments
7 min read
The Only Rule That Hasn't Changed in 20 Years: Real Experience
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The Only Rule That Hasn't Changed in 20 Years: Real Experience

#career #indiehacker
Comments
3 min read
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