Simon Köhler

Freelancer PHP Developer. Expert for Bootstrap Framework, JS, HTML, SASS and the TYPO3 Open Source CMS

Panama Joined on Nov 28, 2020 https://simonkoehler.com

Education

Certified Media Designer (German IHK)

Pronouns

WTF

Work

Full Stack Freelancer

TYPO3, PHP, JavaScript, Frontend- and Backend-Development, ActionScript

Always learning the latest stuff about PHP, HTML, CSS, TYPO3, AI

TYPO3 Extension Updates (extensions.typo3.org)

Coaching, PHP Coding, TYPO3 CMS

26 posts published

33 comments written

9 tags followed

Pinned

Simon Köhler

Jun 8 '22

MASK.CSS - Mask images and DIVs with ease

#showdev #css #opensource #design

1 min read

Simon Köhler

Oct 1 '21

UPDATED: Bootstrap 5.1.1 Navbar Multi Level and Mega Menu

#codepen #bootstrap #javascript #tutorial

1 min read

Simon Köhler

Sep 22 '23

All the good Domain Names are Gone..?!

#website #domain #branding #marketing

2 min read

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Simon Köhler

Aug 29 '23

Stop the Invasion of Fake Followers

#discuss #spam #follower #fake

2 min read

Simon Köhler

Aug 26 '23

4 Expert Tips: How to work with Bootstrap like a Pro

#bootstrap #frontend #css #productivity

4 min read

Simon Köhler

Aug 24 '23

Twitter X Logo for Bootstrap Icons

#bootstrap #icons #webdev #css

2 min read

Simon Köhler

Aug 14 '23

UPDATED: Bootstrap 5.3.0 Navbar Multi Level and Mega Menu with Dark Theme!

#bootstrap #codepen #learning #css

1 min read

Simon Köhler

Jul 3 '22

Simple Bootstrap Lightbox

#showdev #bootstrap #codepen #javascript

1 min read

Simon Köhler

Jun 19 '22

Beautiful Masonry Gallery with Bootstrap and Unsplash Random Photos

#showdev #javascript #css #codepen

2 min read

Simon Köhler

Aug 17 '21

Sign Up Form like Instagram with Bootstrap 5.1.0

#codepen #bootstrap #html #forms

2 min read

Simon Köhler

Aug 3 '21

Video Player Interface for Bootstrap 5

#bootstrap #videoplayer #frontend #html

2 min read

Simon Köhler

Jul 31 '21

Blurry image backgrounds like on Instagram

#codepen #css #javascript #instagram

1 min read

Simon Köhler

Jul 30 '21

UPDATED: Bootstrap v5.0.2 Navbar with Multi-Level and Mega Menu

#bootstrap #navigation #css #frontend

1 min read

Simon Köhler

Mar 18 '21

JavaScript Editor from Scratch to live-edit CSS Values in your Browser

#javascript #tutorial #codepen #css

3 min read

Simon Köhler

Mar 16 '21

JavaScript: Use the first Option of a Select as a Label

#tutorial #javascript #tips #codepen

2 min read

Simon Köhler

Mar 9 '21

JavaScript Snippet to dynamically adjust text color of HTML Selects

#javascript #frontend #css #webdev

2 min read

Simon Köhler

Mar 5 '21

Always try to focus on what you really Want to do, even if it takes Years

#advice #beginners #motivation #career

3 min read

Simon Köhler

Mar 3 '21

Open Source Pays Off for Developers and Supporters!

#opensource #career #jobs #freelancer

3 min read

Simon Köhler

Mar 1 '21

DEV.TO is great, you wanna know why?

#random #freelancer #javascript #php

2 min read

Simon Köhler

Feb 25 '21

Bootstrap v5 Navbar Component with Multi-Level and Mega Menu

#bootstrap #navigation #responsive #frontend

1 min read

Simon Köhler

Feb 25 '21

Random Stars Animation with JavaScript and CSS

#animation #javascript #css #random

1 min read

Simon Köhler

Feb 24 '21

If you know jQuery Focuspoint you will like Vanilla Focus

#javascript #webdev #code #jquery

3 min read

Simon Köhler

Feb 24 '21

5 expert tips to run TYPO3 CMS more sustainably

#opensource #typo3 #cms #advice

3 min read

Simon Köhler

Feb 24 '21

10 essential Tips for aspiring Freelancers

#learning #advice #career #remote

7 min read

Simon Köhler

Feb 24 '21

Working and living as a Freelancer in Panama

#freelancer #panama #remote #travel

4 min read

Simon Köhler

Feb 24 '21

Yeah, TYPO3 11.1 has been released today. I've tried it!

#typo3 #opensource #cms #backend

1 min read

Writing Debut

Three Year Club

2 Week Community Wellness Streak

1 Week Community Wellness Streak

Two Year Club

One Year Club

4 Week Writing Streak

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