Maksym Kuzmitskyi (MaximusFT)

I build production-grade React/TypeScript frontends: architecture, design systems, complex forms, data-heavy UIs, and team delivery.

Poland, Krakow Joined on Jul 22, 2024 https://ma-x.im/

Education

Ukraine / Odessa

Work

TechLead Frontend developer

Maksym Kuzmitskyi (MaximusFT)

Sep 18

The Columns Hidden Inside Your Customer Reviews

#ai #dataengineering #productengineering

8 min read

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Maksym Kuzmitskyi (MaximusFT)

Sep 18

Earned Autonomy: Comparing My Agent Workflow with a Corporate Experiment

#aiagents #architecture #engineeringworkflow

7 min read

Maksym Kuzmitskyi (MaximusFT)

Sep 18

The Cart Was Not the Product: Building a HoReCa Procurement Agent for Silpo AI Factory

#aiagents #architecture #hackathon #mcp

13 min read

Maksym Kuzmitskyi (MaximusFT)

Sep 18

Micro-Frontends Are an Org Chart Decision, Not a Technical One

#react #architecture #microfrontends #reactplaybook

5 min read

Maksym Kuzmitskyi (MaximusFT)

Sep 18

Layered vs Feature-Sliced: Two Ways to Cut the Same App

#react #architecture #fsd #reactplaybook

5 min read

Maksym Kuzmitskyi (MaximusFT)

Sep 18

Nivra: Turning a Hackathon Idea into a WebMCP Architecture Workspace

#aiagents #architecture #hackathon #webmcp

13 min read

Maksym Kuzmitskyi (MaximusFT)

Sep 7

What FSD Actually Fixed (and What It Didn't)

#react #architecture #fsd #reactplaybook

5 min read

Maksym Kuzmitskyi (MaximusFT)

Sep 7

Checkout Isn't a Form. It's the Only Part of the App Where Architecture Has a Stopwatch on It

#ecommerce #checkout #architecture #ux

6 min read

Maksym Kuzmitskyi (MaximusFT)

Sep 7

Most Advanced TypeScript Isn't Worth What It Costs

#react #typescript #architecture #reactplaybook

5 min read

Maksym Kuzmitskyi (MaximusFT)

Sep 7

Your Agent Instructions Are Rotting Right Now

#aiagents #architecture #theagentplaybook

5 min read

Maksym Kuzmitskyi (MaximusFT)

Aug 30

They Asked Me to Build a Slider. It Was a Much Better Question Than I Thought.

#interviewing #career #react #engineeringculture

6 min read

Maksym Kuzmitskyi (MaximusFT)

Aug 30

React Gives You the Loading State. It Does Not Give You Cancellation.

#react #errors #abortcontroller #async

6 min read

Maksym Kuzmitskyi (MaximusFT)

Aug 26

Evaluation Is the Missing Loop in Agent Workflows

#aiagents #architecture #theagentplaybook

4 min read

Maksym Kuzmitskyi (MaximusFT)

Aug 26

Memory Is Not a Bigger Context Window

#aiagents #architecture #theagentplaybook

3 min read

Maksym Kuzmitskyi (MaximusFT)

Aug 26

When an Agent Should Ask Instead of Acting

#aiagents #architecture #theagentplaybook

4 min read

Maksym Kuzmitskyi (MaximusFT)

Aug 20

Tools Are Part of the Agent's Intelligence

#aiagents #architecture #theagentplaybook

4 min read

Maksym Kuzmitskyi (MaximusFT)

Aug 20

The Context Is the Product

#aiagents #architecture #theagentplaybook

4 min read

Maksym Kuzmitskyi (MaximusFT)

Aug 16

Guardrails for a Runaway Agent

#aiagents #architecture #theagentplaybook

4 min read

Maksym Kuzmitskyi (MaximusFT)

Aug 16

Test on Change, Not on a Timer

#aiagents #architecture #theagentplaybook

4 min read

Maksym Kuzmitskyi (MaximusFT)

Aug 12

You Only Get to See It From the Outside Once

#engineeringculture #leadership #career

6 min read

Maksym Kuzmitskyi (MaximusFT)

Aug 16

The Token Bill Is Part of the Architecture

#aiagents #architecture #theagentplaybook

4 min read

Maksym Kuzmitskyi (MaximusFT)

Aug 9

Do It As Usual: Teaching One Agent Your Whole Workflow

#aiagents #theagentplaybook

5 min read

Maksym Kuzmitskyi (MaximusFT)

Aug 7

You Probably Don't Need Multi-Agents

#aiagents #architecture #theagentplaybook

6 min read

Maksym Kuzmitskyi (MaximusFT)

Aug 7

Code-Splitting Is a Boundary Decision, Not a Bundle Trick

#react #architecture #performance #reactplaybook

6 min read

Maksym Kuzmitskyi (MaximusFT)

Aug 7

The Command Palette Is an Architecture, Not a Widget

#react #architecture #reactplaybook

5 min read

Maksym Kuzmitskyi (MaximusFT)

Aug 7

Theming and Dark Mode Without the Flash: A Systems Problem in CSS Clothing

#react #css #architecture #reactplaybook

5 min read

Maksym Kuzmitskyi (MaximusFT)

Aug 7

Re-Renders Are React's Superpower, Not a Disease to Cure

#react #architecture #performance #reactplaybook

7 min read

Maksym Kuzmitskyi (MaximusFT)

Jul 29

Analytics Is Architecture: Stop Sprinkling track() Everywhere

#react #architecture #reactplaybook

5 min read

Maksym Kuzmitskyi (MaximusFT)

Jul 28

Feature Flags: Every Flag Is a Branch You Promised to Delete

#react #architecture #reactplaybook

5 min read

Maksym Kuzmitskyi (MaximusFT)

Jul 28

The Event Bus: Great for Decoupling, Great for Making a Mess

#react #architecture #reactplaybook

5 min read

Maksym Kuzmitskyi (MaximusFT)

Jul 28

State Machines in React: When Booleans Start Lying to You

#react #architecture #reactplaybook

6 min read

Maksym Kuzmitskyi (MaximusFT)

Jul 27

Undo/Redo Without Losing Your Mind: The Command Pattern in React

#react #architecture #reactplaybook

6 min read

Maksym Kuzmitskyi (MaximusFT)

Jul 27

Optimistic UI: Updating Before the Server Says Yes

#react #architecture #reactplaybook

5 min read

Maksym Kuzmitskyi (MaximusFT)

Jul 27

Server State Is a Cache: Normalization, Duplicates, and Invalidation You Can Trust

#react #architecture #reactplaybook

6 min read

Maksym Kuzmitskyi (MaximusFT)

Jul 26

localStorage Is Not State: Persistence, Hydration, and Tabs That Fight Each Other

#react #architecture #reactplaybook

6 min read

Maksym Kuzmitskyi (MaximusFT)

Jul 26

Keeping a UI Kit Updated Across Apps: Versioning, Contracts, and Trust

#react #architecture #reactplaybook

8 min read

Maksym Kuzmitskyi (MaximusFT)

Jul 26

Changing a Component Everyone Uses: Deprecation, Codemods, and No Big-Bang Rewrites

#react #architecture #reactplaybook

8 min read

Maksym Kuzmitskyi (MaximusFT)

Jul 26

Headless Components: Give Away the Behavior, Keep None of the Markup

#react #architecture #reactplaybook

6 min read

Maksym Kuzmitskyi (MaximusFT)

Jul 25

Compound Components: Designing an API, Not Just a Component

#react #architecture #reactplaybook

6 min read

Maksym Kuzmitskyi (MaximusFT)

Jul 25

Is Container vs Presentational Dead? What Survived the Hooks Era

#react #architecture #reactplaybook

7 min read

Maksym Kuzmitskyi (MaximusFT)

Jul 25

How Big Should a Component Be? Composition, Decomposition, and Handing Over Dependencies

#react #architecture #reactplaybook

7 min read

Maksym Kuzmitskyi (MaximusFT)

Jul 25

The Direction of the Arrows: Dependencies Are Your Real Architecture

#react #architecture #fsd #reactplaybook

7 min read

Maksym Kuzmitskyi (MaximusFT)

Jul 23

Barrel Files: The Import You Love and the Bundle You Hate

#react #architecture #performance #reactplaybook

7 min read

Maksym Kuzmitskyi (MaximusFT)

Jul 23

The shared/ Folder Is Not a Place, It's a Promise

#react #architecture #fsd #reactplaybook

8 min read

Maksym Kuzmitskyi (MaximusFT)

Jul 23

React in 3D: When <div> Becomes <mesh>

#react #3d #vr #ar

5 min read

Maksym Kuzmitskyi (MaximusFT)

Jul 23

React Native: What 'Learn Once, Write Anywhere' Really Means

#react #reactnative #mobile #expo

6 min read

Maksym Kuzmitskyi (MaximusFT)

Jul 22

React on the Desktop: When a Window Beats a Tab

#react #desktop #electron #tauri

6 min read

Maksym Kuzmitskyi (MaximusFT)

Jul 22

Documenting Components: The Only Docs That Don't Rot

#react #documentation #storybook #reactplaybook

6 min read

Maksym Kuzmitskyi (MaximusFT)

Jul 22

Design Prototyping for React: Where the Architecture Actually Starts

#react #design #architecture #reactplaybook

5 min read

Maksym Kuzmitskyi (MaximusFT)

Jul 21

Sending Email from a React App: A Backend Problem in Disguise

#react #email #backend #reactplaybook

6 min read

Maksym Kuzmitskyi (MaximusFT)

Jul 21

File Upload in React: The Input Is Easy, the File Is Not

#react #fileupload #storage #reactplaybook

6 min read

Maksym Kuzmitskyi (MaximusFT)

Jul 21

Time in React: The Bugs That Only Show Up at 2 AM

#react #dates #time #reactplaybook

6 min read

Maksym Kuzmitskyi (MaximusFT)

Jul 21

Payments in React: The Client Never Decides You Got Paid

#react #payments #stripe #security

6 min read

Maksym Kuzmitskyi (MaximusFT)

Jul 20

Internationalization Isn't Translation: What Actually Breaks

#react #i18n #internationalization #reactplaybook

6 min read

Maksym Kuzmitskyi (MaximusFT)

Jul 20

The Smeared Component: When Architecture Scatters What Should Stay Together

#architecture #react #fsd #dx

6 min read

Maksym Kuzmitskyi (MaximusFT)

Jul 20

Real-Time React: When the Server Has Something to Say

#react #websockets #realtime #tanstackquery

6 min read

Maksym Kuzmitskyi (MaximusFT)

Jul 20

AI in a React App: Past the Demo, Into the Product

#react #ai #tanstack #streaming

6 min read

Maksym Kuzmitskyi (MaximusFT)

Jul 19

Testing React Without Drowning: What Each Test Actually Buys You

#react #testing #vitest #testinglibrary

7 min read

Maksym Kuzmitskyi (MaximusFT)

Jul 19

Hosting a React App in 2026: From DevOps Project to Git Push

#react #hosting #deployment #railway

7 min read

Maksym Kuzmitskyi (MaximusFT)

Jul 19

Databases for React Developers: What Serverless Actually Changed

#react #database #turso #sqlite

6 min read

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