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Alina Kovtun✨

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Alina Kovtun✨

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Aug 6

Modern Web Architecture 101

Everything that happens between a click and a page — plus a little of the 201 you’ll want next

Modern Web Architecture 101

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Alina Kovtun✨

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Jan 29

Stop Memorizing Design Patterns: Use This Decision Tree Instead

Choose design patterns based on pain points: apply the right pattern with minimal over-engineering in any OO language.

Stop Memorizing Design Patterns: Use This Decision Tree Instead

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Alina Kovtun✨

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Mar 26

Concurrency, Parallelism, and Async: Three Ideas That Sound the Same But Aren’t

A guide to how modern software handles multiple tasks — with diagrams, code, and zero hand-waving.

Concurrency, Parallelism, and Async: Three Ideas That Sound the Same But Aren’t

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Alina Kovtun✨

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Sep 9, 2024

SOLID Coding. The Single Responsibility Saga: One Job, One Focus

The programming world is still wild, unpredictable, and full of strange concepts. Whenever you think you’ve got it all figured out, some…

SOLID Coding. The Single Responsibility Saga: One Job, One Focus

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Feb 4

How I Learn New Technical Skills Fast

The workflow I use to turn messy curiosity into usable skill. Ultralearning principles in practice

How I Learn New Technical Skills Fast

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Alina Kovtun✨

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Sep 17

How to Answer “Tell Me About a Time You Failed” as a Software Engineer

Here is what interviewers write down when you answer “tell me about a time you failed” — and a five-field structure borrowed from incident…

How to Answer “Tell Me About a Time You Failed” as a Software Engineer

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Alina Kovtun✨

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Sep 14

What to Check in an AI-Built MVP Before You Launch It

Five pressures that production applies to an AI-built MVP, and how each one turns into a keep, refactor, or rebuild decision.

What to Check in an AI-Built MVP Before You Launch It

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Coding Nexus

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Alina Kovtun✨

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Sep 10

Adding AI to a Banking App Without Replacing the Core Banking System: An Engineering Walkthrough

Adding AI to a Banking App Without Replacing the Core Banking System: An Engineering Walkthrough

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Alina Kovtun✨

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Aug 26

Most Real-Time Features Don’t Need WebSockets

Polling vs Long Polling vs SSE vs WebSockets: A Decision Guide

Most Real-Time Features Don’t Need WebSockets

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Alina Kovtun✨

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Aug 17

The Engineer’s AI-Proof Skill Stack: What Still Compounds in 2026

Six skills that gain value as code generation gets cheaper

The Engineer’s AI-Proof Skill Stack: What Still Compounds in 2026

Alina Kovtun✨

Alina Kovtun✨

Sr. Software Engineer · Tech PO&PM · Mentor · Tech Writer · Free System Design chapter: https://alinakovtun.gumroad.com/l/system-design-sample

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