Hal Wang

Hal Wang

Hal is the Founder and Principal Engineer of K&E Technology Consultants.

Drawing on a career building hyper-scale distributed systems and high-throughput real-time bidding engines, he now focuses on AI-Native Engineering. Hal partners with visionary leaders to turn complex technical challenges into competitive advantages, using AI not just to code faster, but to reimagine what is buildable.

As a Strategic Technologist, Hal moves beyond the “how” to understand the business “why.” He combines the rigor of deep systems engineering with a product-first mindset, delivering robust, scalable solutions that drive strategic value.

He is also a prolific open-source contributor and a lifelong student of distributed systems and algorithms.

Authored Articles

DesignForge: Engineering Beauty at Scale

  • Jan 03, 2026

Bridging the gap between functional AI-generated code and premium aesthetic quality through a …

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Go Pattern: Hybrid Handler

  • Apr 22, 2023

Overview

In today’s high-performance and concurrent computing environments, effectively …

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Go Pattern: Runner

  • Feb 22, 2022

Again and again, a concurrent pattern emerges from the need to control goroutine lifecycles and …

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Go Anti-pattern: Parent Closer

  • Jan 08, 2021

Imagine you need to wrap multiple objects which implements io.Closer, e.g. three clients to fetch …

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Go Pattern: Context-aware Lock

  • Nov 30, 2020

We often use Mutex or RWMutex as locks in Go, but sometimes we need a lock that can be cancelled by …

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Go Pattern: Buffered Writer

  • Nov 22, 2020

A buffered writer is so ubiquitous that we do not usually consider it as a pattern, but sometimes we …

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Value vs Pointer Receivers

  • Jun 19, 2020

Should I use value receivers or pointer receivers?

Value receivers have some benefits include …

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