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GAZAR

Principal Engineer | MentorHey, I'm Gazar. I teach developers and lead teams. Let's build your future.

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Empowering developers and teams through hands-on learning, leadership, and real-world engineering insights.

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Curated knowledge from my learning journey and experiences.

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Advanced topics and system design for aspiring senior developers

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See how I drive impact and empower teams through leadership and mentorship

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Technologies and tools I use to build amazing products

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Videos

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Mastering useLayoutEffect in React 19: When and How to Use It

In React 19, useLayoutEffect remains a crucial hook for handling side effects that need to run synchronously after rendering but before the browser pa ...

Mastering useImperativeHandle in React 19: Optimizing Ref Management

In React 19, useImperativeHandle remains a powerful yet often misunderstood hook that enables fine-grained control over component instances when using ...

Understanding useId in React 19: Unique Identifiers Made Easy

React 19 enhances the useId hook, making it an even more reliable solution for generating unique IDs in a React application. Whether you're working wi ...

Debugging React Like a Pro: Understanding useDebugValue in React 19

React 19 brings several enhancements to its core features, including improved debugging tools. One of the lesser-known but powerful hooks is useDebugV ...

Mastering useActionState in React 19: Simplifying UI State Management

React 19 introduces useActionState, a powerful new hook designed to simplify state management for UI interactions. This hook streamlines handling form ...

Getting Started with React Router 7 and React 19: A Modern Guide to Navigation

With the release of React 19 and React Router 7, navigation in React applications is becoming more powerful and efficient than ever. React Router 7 in ...

The Future of React: What's Changing in React 19, React Router 7, and Remix?

Exciting updates are coming to the React ecosystem with the upcoming releases of React 19, React Router 7, and continued advancements in Remix. React ...

Optimizing React Performance: Mastering useMemo and useCallback

In React, useMemo and useCallback are powerful hooks that help optimize performance by preventing unnecessary computations and re-renders. However, wh ...

Advanced React Context Tricks: Managing Intervals Like a Pro

React Context provides a powerful way to manage global state, but handling intervals within Context can be tricky. If not implemented correctly, you m ...

Reviews

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Multipliers: How the Best Leaders Make Everyone Smarter

Reading Multipliers by Liz Wiseman and Greg McKeown made me pause and really think about what great leadership looks like. It’s a book that goes beyon ...

The Psychology of Money: Timeless Lessons on Wealth, Greed, and Happiness

Reading The Psychology of Money by Morgan Housel (in this summary by Tommy S. Meyers) felt like a fresh take on personal finance. It’s not just anothe ...

The Natural Order of Money by Roy Sebag – A Refreshing Look at What Money Really Is

I recently picked up The Natural Order of Money by Roy Sebag, drawn in by the idea of exploring money from a perspective beyond economics—looking at i ...

Work Smarter, Live Better by Joe Robinson – A Science-Based Guide to Redefining Balance

I picked up Work Smarter, Live Better by Joe Robinson because, like most of us, I’ve wrestled with the elusive balance between work and personal life. ...

The End of the World Is Just the Beginning by Peter Zeihan – An Eye-Opener to the Global Future

Reading The End of the World Is Just the Beginning: Mapping the Collapse of Globalization by Peter Zeihan felt like getting a private briefing on the ...

Shape Up by Ryan Singer & Jason Fried – A Personal Review

Shape Up: Stop Running in Circles and Ship Work That Matters by Ryan Singer, with insights from Jason Fried, is a book that rethinks project managemen ...

I AM GAZ

From Tehran to London, my journey as a self-taught developer has been driven by curiosity, grit, and a passion for building and mentoring. I believe in empowering others, embracing challenges, and making a real impact through technology.

2008Started as a self-taught dev in Tehran.
2016Moved to Australia, grew as a full-stack engineer.
2023Leading teams in London as Principal Engineer & Mentor.