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Aleksei Aleinikov profile picture

Aleksei Aleinikov

My interests range from building complex algorithms and designing high-performance systems to applying AI to solve real-world challenges.

Location Thessaloniki, Greece Joined Joined on  Personal website https://www.alekseialeinikov.com

Work

DevSecOps

🧱 Building React apps in 2025? Your architecture matters more than ever.

🧱 Building React apps in 2025? Your architecture matters more than ever.

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🚨 Ever wonder how Google actually finds what you’re searching for in milliseconds?

🚨 Ever wonder how Google actually finds what you’re searching for in milliseconds?

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🛡️ Auditd vs eBPF: The Battle for Linux Monitoring Supremacy

🛡️ Auditd vs eBPF: The Battle for Linux Monitoring Supremacy

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🛠️ Tired of microservice madness?

🛠️ Tired of microservice madness?

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🔢 What Does 1.0.0 Really Mean?

🔢 What Does 1.0.0 Really Mean?

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🔧 Fix Git Mistakes Like They Never Happened

🔧 Fix Git Mistakes Like They Never Happened

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🐳 Docker Compose Tricks You Wish You Knew Sooner

🐳 Docker Compose Tricks You Wish You Knew Sooner

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🔥 React Interview Challenge: Race Conditions & Real-World State Bugs

🔥 React Interview Challenge: Race Conditions & Real-World State Bugs

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🚀 CI/CD in 2025: Build Faster, Deploy Safer 🔐

🚀 CI/CD in 2025: Build Faster, Deploy Safer 🔐

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🕸️ Why Web Scraping in Python Is a Must-Have Skill in 2025 🐍

🕸️ Why Web Scraping in Python Is a Must-Have Skill in 2025 🐍

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⚛️ Level Up Your React in 2025: One Curry at a Time 🍛

⚛️ Level Up Your React in 2025: One Curry at a Time 🍛

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🧩 JavaScript’s localeCompare() in 2025 — Stop Sorting Strings the Wrong Way

🧩 JavaScript’s localeCompare() in 2025 — Stop Sorting Strings the Wrong Way

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🧠 Go Scheduler in 2025: Still Smarter Than Your Thread Code

🧠 Go Scheduler in 2025: Still Smarter Than Your Thread Code

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🧊 Go in 2025: Simulating Const for Slices and Maps

🧊 Go in 2025: Simulating Const for Slices and Maps

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🚿 Data Cleaning in Python, 2025 Edition

🚿 Data Cleaning in Python, 2025 Edition

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🚀 UV is the fastest Python package manager of 2025 — and it’s written in Rust!

🚀 UV is the fastest Python package manager of 2025 — and it’s written in Rust!

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🧠 Ever wondered how useReducer actually works under the hood?

🧠 Ever wondered how useReducer actually works under the hood?

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😩 React in 2025: Still Painful?

😩 React in 2025: Still Painful?

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🚪 I Quit Nest.js in 2025 — And I Don’t Regret It

🚪 I Quit Nest.js in 2025 — And I Don’t Regret It

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🧠 Front-End Simplification in 2025

🧠 Front-End Simplification in 2025

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☠️ C-Level Crash in Python? Here's What to Do in 2025

☠️ C-Level Crash in Python? Here's What to Do in 2025

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🔥 The React Ecosystem in 2025: What’s Hot, What’s Not

🔥 The React Ecosystem in 2025: What’s Hot, What’s Not

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🚀 How to Build a Mini Async Framework in Python (2025 Edition)

🚀 How to Build a Mini Async Framework in Python (2025 Edition)

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🔥 Why Nuxt Is Still a Top-Tier Meta-Framework in 2025

🔥 Why Nuxt Is Still a Top-Tier Meta-Framework in 2025

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🔥 Master tsconfig.json Like a Pro in 2025

🔥 Master tsconfig.json Like a Pro in 2025

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🔥 Logging in Node.js? Don’t Sleep on Pino.

🔥 Logging in Node.js? Don’t Sleep on Pino.

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🚀 Want to Stand Out on LinkedIn in 2025? Read This First.

🚀 Want to Stand Out on LinkedIn in 2025? Read This First.

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🧠 Build Your First Chrome Extension in 2025 — With Just Vanilla JS!

🧠 Build Your First Chrome Extension in 2025 — With Just Vanilla JS!

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🔍 Python Weak References in 2025 — Clean Memory Management, Smarter Apps

🔍 Python Weak References in 2025 — Clean Memory Management, Smarter Apps

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🧪 Pytest in 2025: The Only Testing Guide You’ll Ever Need

🧪 Pytest in 2025: The Only Testing Guide You’ll Ever Need

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🧠 Python Memory in 2025: Still Smart — But Needs Your Help Sometimes

🧠 Python Memory in 2025: Still Smart — But Needs Your Help Sometimes

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⏱️ Timers in React (2025 Edition): Don’t let your app leak memory or miss updates!

⏱️ Timers in React (2025 Edition): Don’t let your app leak memory or miss updates!

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⌚️ Apple Watch Series 10: Bigger, Thinner, Smarter. But is it worth the hype?

⌚️ Apple Watch Series 10: Bigger, Thinner, Smarter. But is it worth the hype?

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🚀 LLMs are getting huge. But do we need all that firepower all the time?

🚀 LLMs are getting huge. But do we need all that firepower all the time?

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✍️ Writers, You’re Sitting on Instagram Gold. Here’s How to Cash In.

✍️ Writers, You’re Sitting on Instagram Gold. Here’s How to Cash In.

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🧠 How to Prevent Out-Of-Memory Crashes in Node.js (Even with 50MB RAM)

🧠 How to Prevent Out-Of-Memory Crashes in Node.js (Even with 50MB RAM)

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🕰️ A Return to the Digital Middle Ages?

🕰️ A Return to the Digital Middle Ages?

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🔋 The Ultimate Battery Test in 2025: iPhone 14 16 Pro Max + Galaxy S25

🔋 The Ultimate Battery Test in 2025: iPhone 14 16 Pro Max + Galaxy S25

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⚙️ RxPY: A Practical Guide to Reactive Streams in Python

⚙️ RxPY: A Practical Guide to Reactive Streams in Python

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🌟 Free Habit & Mood Tracker — Track your 2025 like a pro with Google Sheets

🌟 Free Habit & Mood Tracker — Track your 2025 like a pro with Google Sheets

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🚀 Want to make your Python 4x faster?

🚀 Want to make your Python 4x faster?

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🏢💡 Want to see how AI really works in enterprise automation?

🏢💡 Want to see how AI really works in enterprise automation?

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🚀 Tired of repetitive tasks? Want to automate your workflow like a pro?

🚀 Tired of repetitive tasks? Want to automate your workflow like a pro?

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🛠️ Top DevOps Tools for Efficient Workflows in 2025

🛠️ Top DevOps Tools for Efficient Workflows in 2025

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🚀 Kyuubi + Apache Spark: Big Data, Smarter Execution

🚀 Kyuubi + Apache Spark: Big Data, Smarter Execution

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🌀 Regex Trick: Simulating a "Loop" Without Lookaheads or Scripting

🌀 Regex Trick: Simulating a "Loop" Without Lookaheads or Scripting

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🚀 GitOps & Argo CD in 2025: Automate Your Kubernetes Deployments Like a Pro

🚀 GitOps & Argo CD in 2025: Automate Your Kubernetes Deployments Like a Pro

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🎨 The Future of CSS in 2025: What’s Changing and Why It Matters

🎨 The Future of CSS in 2025: What’s Changing and Why It Matters

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🧠 How a Deep Learning Framework Actually Works (From-Scratch PyTorch Clone)

🧠 How a Deep Learning Framework Actually Works (From-Scratch PyTorch Clone)

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🛡️ SAST & DAST in GitLab CI/CD: Automate Your App Security the Smart Way

🛡️ SAST & DAST in GitLab CI/CD: Automate Your App Security the Smart Way

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⚙️ TypeScript Got 10 Faster in 2025 — Thanks to Go?!

⚙️ TypeScript Got 10 Faster in 2025 — Thanks to Go?!

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🐼 Pandas Too Slow? Try These Fast Python Libraries for Data Analysis

🐼 Pandas Too Slow? Try These Fast Python Libraries for Data Analysis

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🧠 Go 1.24 Just Got Weak Pointers — Here’s What That Actually Means

🧠 Go 1.24 Just Got Weak Pointers — Here’s What That Actually Means

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💻 M4 Pro vs. M4 Max vs. M3 Pro: Which MacBook Should You Buy in 2025?

💻 M4 Pro vs. M4 Max vs. M3 Pro: Which MacBook Should You Buy in 2025?

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🐍 PostgreSQL + Python = Absolute Power: Meet PL/Python

🐍 PostgreSQL + Python = Absolute Power: Meet PL/Python

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⚡ How to Speed Up Python in Kubernetes: Caching, CDN & Dirty Tricks

⚡ How to Speed Up Python in Kubernetes: Caching, CDN & Dirty Tricks

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🚀 How I Build Reliable and Scalable Python Services in 2025 (Real Lessons Learned)

🚀 How I Build Reliable and Scalable Python Services in 2025 (Real Lessons Learned)

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🧠 Why Python Dictionaries Can Secretly Ruin Your Codebase (and What To Do Instead)

🧠 Why Python Dictionaries Can Secretly Ruin Your Codebase (and What To Do Instead)

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🌍 Multilingual React Made Easy: German & Spanish Support in Next.js 🇩🇪🇪🇸

🌍 Multilingual React Made Easy: German & Spanish Support in Next.js 🇩🇪🇪🇸

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🚀 Tired of Fixing Comment Style in Code Reviews? Automate It!

🚀 Tired of Fixing Comment Style in Code Reviews? Automate It!

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