Marc

I am a web performance consultant, dev-trainer and frontend architect. (he/him)

Kempten (Allgäu) Joined on Feb 18, 2019 https://marcradziwill.com

Work

Web Performance Consultant

All things web performance-related

Web Performance Consulting, JavaScript, Svelte, Rust, React, Angular and I can talk (ping me for a digital coffee)

Web performance consulting, web performance training, frontend architecture/development

59 posts published

42 comments written

9 tags followed

Marc

Nov 30 '20

❎❓Quiz: Web Performance #30

#challenge #webperf #webdev #quiz

1 min read

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Marc

Nov 30 '20

❎❓Quiz: Web Performance #29

#challenge #webperf #webdev #quiz

1 min read

Marc

Nov 30 '20

❎❓Quiz: Web Performance #28

#challenge #webperf #webdev #quiz

1 min read

Marc

Nov 27 '20

❎❓Quiz: Web Performance #27

#challenge #webperf #webdev #quiz

1 min read

Marc

Nov 26 '20

❎❓Quiz: Web Performance #26

#challenge #webperf #webdev #quiz

1 min read

Marc

Nov 26 '20

❎❓Quiz: Web Performance #25

#challenge #webperf #webdev #quiz

1 min read

Marc

Nov 24 '20

❎❓Quiz: Web Performance #24

#challenge #webperf #webdev #quiz

1 min read

Marc

Nov 23 '20

❎❓Quiz: Web Performance #23

#challenge #webperf #webdev #quiz

1 min read

Marc

Nov 23 '20

❎❓Quiz: Web Performance #22

#challenge #webperf #webdev #quiz

1 min read

Marc

Nov 23 '20

❎❓Quiz: Web Performance #21

#challenge #webperf #webdev #quiz

1 min read

Marc

Nov 20 '20

❎❓Quiz: Web Performance #20

#challenge #webperf #webdev #quiz

1 min read

Marc

Nov 19 '20

❎❓Quiz: Web Performance #19

#challenge #webperf #webdev #quiz

1 min read

Marc

Nov 18 '20

❎❓Quiz: Web Performance #18

#challenge #webperf #webdev #quiz

1 min read

Marc

Nov 17 '20

❎❓Quiz: Web Performance #17

#challenge #webperf #webdev #quiz

1 min read

Marc

Nov 16 '20

❎❓Quiz: Web Performance #16

#challenge #webperf #webdev #quiz

1 min read

Marc

Nov 16 '20

❎❓Quiz: Web Performance #15

#challenge #webperf #webdev #quiz

1 min read

Marc

Nov 16 '20

❎❓Quiz: Web Performance #14

#challenge #webperf #webdev #quiz

1 min read

Marc

Nov 13 '20

❎❓Quiz: Web Performance #13

#challenge #webperf #webdev #quiz

1 min read

Marc

Nov 12 '20

❎❓Quiz: Web Performance #12

#challenge #webperf #webdev #quiz

1 min read

Marc

Nov 11 '20

❎❓Quiz: Web Performance #11

#challenge #webperf #webdev #quiz

1 min read

Marc

Nov 10 '20

❎❓Quiz: Web Performance #10

#challenge #webperf #webdev #quiz

1 min read

Marc

Nov 9 '20

❎❓Quiz: Web Performance #9

#challenge #webperf #webdev #quiz

1 min read

Marc

Nov 9 '20

❎❓Quiz: Web Performance #8

#challenge #webperf #webdev #quiz

1 min read

Marc

Nov 9 '20

❎❓Quiz: Web Performance #7

#challenge #webperf #webdev #quiz

1 min read

Marc

Nov 6 '20

❎❓Quiz: Web Performance #6

#challenge #webperf #webdev #quiz

1 min read

Marc

Nov 6 '20

❎❓Quiz: Web Performance #5

#challenge #webperf #webdev #quiz

1 min read

Marc

Nov 6 '20

❎❓Quiz: Web Performance #4

#challenge #webperf #webdev #quiz

1 min read

Marc

Nov 6 '20

❎❓Quiz: Web Performance #3

#challenge #webperf #webdev #quiz

1 min read

Marc

Nov 6 '20

❎❓Quiz: Web Performance #2

#challenge #webperf #webdev #quiz

1 min read

Marc

Nov 6 '20

❎❓Quiz: Web Performance #1

#challenge #webperf #webdev #quiz

1 min read

Marc

Oct 29 '20

Introducing the Web Performance Quiz 🏆🏅🎖️

#challenge #webperf #webdev #quiz

2 min read

Marc

Oct 26 '20

Web performance RAIL model

#webperf #webdev

4 min read

Marc

Oct 15 '20

Native lazy-loading offscreen iframes

#webdev #webperf

3 min read

Marc

Oct 8 '20

User-centric performance metrics - Lab vs. RUM

#webperf

3 min read

Marc

Oct 3 '20

How can performance improve conversion?

#webdev #webperf

4 min read

Marc

Sep 23 '20

What is the best frequency for new blog posts?

#discuss #career #webdev

1 min read

Marc

Sep 17 '20

Manage third-party web performance

#webdev #webperf #javascript

6 min read

Marc

Sep 11 '20

Milliseconds make millions

#webdev #webperf

4 min read

Marc

Sep 2 '20

Chrome will highlight slow and fast user experience on mobile web 🚨

#news #webperf #webdev

3 min read

Marc

Aug 29 '20

What tools do you use in your daily work?

#discuss #career #webdev

1 min read

Marc

Aug 22 '20

10 Web Performance quick wins 🚄 you can apply in under 5 minutes ⏲️

9 min read

Marc

Aug 13 '20

Web Performance with Android's Battery-Saver Mode - A Review

#webperf #webdev

5 min read

Marc

Aug 5 '20

Why I migrated my website from GatsbyJs to Eleventy

#webdev #webperf

10 min read

Marc

Jul 30 '20

The Business Value of Speed - A How-To Guide - Part 3: Optimizations for the Critical Rendering Path

#webperf #css #webdev #javascript

7 min read

Marc

Jul 27 '20

How much time do you spend on education during the week?

#discuss #career #codenewbie

1 min read

Marc

Jul 22 '20

The Business 💰 Value of Speed 🏎 - A How-To Guide - Part 2: Metrics and mapping of Business Values

#webperf #webdev

8 min read

Marc

Jul 21 '20

Have you ever attend a remote workshop? 👨‍💻👩‍💻

#discuss #career

1 min read

Marc

Jul 20 '20

Svelte bind directive - A cheatsheet

#svelte #webdev #javascript

6 min read

Marc

Jul 16 '20

You decide: ➡️ About what topic of web performance should my next blog post be ❓✍️

#discuss #webdev #webperf #beginners

1 min read

Marc

Jul 15 '20

The Business 💰 Value of Speed 🏎 - A How-To Guide - Part 1: The Critical Rendering Path

#webperf #css #webdev #javascript

12 min read

Marc

Jul 15 '20

What was your last commit message?

#discuss #git #webdev

1 min read

Marc

Jul 9 '20

Do you use your computer on your holidays?

#discuss #productivity #watercooler

1 min read

Marc

Jun 29 '20

Web Performance Trends in 2020 you should keep an eye on

#webperf #webdev #webassembly

7 min read

Marc

Jun 26 '20

Why you should care about Web Performance

#webperf #webdev #career

4 min read

Marc

Jun 11 '20

Can I use service workers for my website?

#webperf #serviceworkers #progressivewebapps #cacheapi

12 min read

Marc

Jun 3 '20

Mastering JavaScript high performance

#webperf #javascript #frontend #v8

11 min read

Marc

Jun 3 '20

My web performance experiment - a speed field trial

#webperf #javascript

9 min read

Marc

May 4 '20

How to use events in Svelte

#svelte #javascript #webdev #beginners

4 min read

Marc

Apr 28 '20

Why you should try Svelte!

#javascript #beginners #webdev #svelte

8 min read

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