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Lior Sherbaty

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11 posts on architecture, concurrency, testability, and the long way into software engineering.

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11 of 11 posts

5 min read

My Wife Was My Product Owner: Building Software Through Real Agile Feedback

When my wife's Excel-and-email workflow started cracking under real workload, I did what any developer would: I interviewed her like a stakeholder, built a prototype, and iterated through four feedback rounds until the tool actually solved her problem.

local-firstreactagile
7 min read

I Knew Enough to Be Dangerous: A Deep Dive into .NET Concurrency

I've been writing async/await for years. Then an event silently disappeared in production — no exception, no log, nothing. That's when I stopped patching and started understanding Tasks, Channels, and IObservable from the ground up.

dotnetcsharpconcurrency
4 min read

TaskDashboard: Building a Local-First, Portable Project Manager

When generic SaaS tools failed to track 'blocked' workflows effectively, I built TaskDashboard. A standalone, portable Electron application designed for privacy, hierarchy, and managing dependencies without the cloud.

local-firstreactdeveloper-tools
4 min read

Architecting a Serverless Resume Builder: The Iframe Firewall Pattern

Building a static, privacy-first CV creator requires a unique architectural approach. By decoupling the editor UI from the preview engine using an 'Iframe Firewall', we ensure pixel-perfect print layouts without sacrificing a modern React developer experience.

reactarchitecturelocal-first
3 min read

Introducing PromptKit: A Client-Side, Type-Safe Prompt Library

PromptKit.work is a static React application designed to standardize prompt engineering. It features client-side persistence, real-time previews, and a curated collection of parameterized meta-prompts for software development tasks.

reacttypescriptdeveloper-tools
5 min read

The Art of the Code Review: Empathy, Efficiency, and Excellence

Code reviews are more than just bug hunting; they are a vital tool for mentorship and team culture. Learn how to conduct reviews that improve code quality without crushing morale.

leadership
5 min read

The Race Car vs. The Go-Kart: Why My Fastest Code Was Slower

I built a project to prove gRPC was faster than HTTP. The results shocked me. Here's a deep dive into how network protocols perform in the real world and why the 'fastest' tool isn't always the winner.

dotnetcsharparchitecture
4 min read

Stop Guessing, Start Testing: How to Mock Your WPF ViewModel Logic

Tired of wrestling with network calls and databases just to test a simple color change in your UI? Learn how to use dependency injection and a simple mocking strategy in your .NET WPF app to test your ViewModel logic instantly and reliably.

wpfdotnetcsharp
6 min read

Taming the Beast: A Deep Dive into High-Performance Data Loading

Our app was freezing under the weight of huge datasets. Here's the story of how we went from a slow, monolithic load to a lightning-fast, scalable solution using a hybrid approach of pre-loading, dynamic fetching, and smart data virtualization.

performancedotnetarchitecture
4 min read

The Power of Abstraction: Lessons from Test Automation

How discovering the Page Object Model taught me the core principles of software design: separation of concerns, maintainability, and the art of abstraction.

architectureclean-codetesting
5 min read

From QA to Coding: My Unconventional Path to Software Development

Six months of rejections transformed into an unexpected journey through QA and automation, ultimately leading to a dream career in software development.

career