Martin Haynes

@dotmh

Full Stack Javascript and Typescript Developer and Web Designer

UKJoined April 2022

About

I am a Senior Full Stack Engineer with over 17 years of experience. I have worked in a variety of industries providing technical and design work, as well as technical leadership.

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Martin Haynes's blogs

DotMH Dev Articlesarticles.dotmh.dev7 posts

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Learning C# in 2025

The Why? I try to regularly learn a new programming language, the reason for this can best be summed up with this quote from the Pragmatic Programmer Different languages solve the same problems in different ways. By learning several different approa...

Sep 25, 20256 min read

articles.dotmh.dev

Learn Together™

Why? Every good company should invest in its employees’ skills; your people are a resource, and just like any other resource, you must invest in them. Now, most companies understand this and put aside money for training. This training can take many f...

May 21, 20255 min read

articles.dotmh.dev

Typescript Type Narrowing And Assertions

This week, we're getting a bit more technical and a bit more into the weeds of TypeScript. This covers how the typescript handles types and behaves when converting from one type to another. Along with the basics of how this works, it also covers what...

May 13, 20258 min read

articles.dotmh.dev

My Typescript Stack in 2025

💡 TL;DR: See my Typescript GitHub template, the Readme includes how to get started If you have read any of my other posts, you are likely aware that my primary coding stack is based on TypeScript. Working in modern JavaScript can be complex; a mod...

May 7, 20258 min read

articles.dotmh.dev

My Development Heroes

If you are passionate about something, whether it be music, film, video games, gardening, technology, or another interest, then you will likely have heroes—people who inspire you, who drive your passion and who influence you. I have many passions, bu...

Apr 30, 20258 min read

Martin Haynes

About

Available for

Martin Haynes's blogs

Recently published

Learning C# in 2025

Learn Together™

Typescript Type Narrowing And Assertions

My Typescript Stack in 2025

My Development Heroes

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Martin Haynes

About

Available for

Martin Haynes's blogs

Recently published

Learning C# in 2025

Learn Together™

Typescript Type Narrowing And Assertions

My Typescript Stack in 2025

My Development Heroes