DEV Community

Marc profile picture

Marc

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

Location Kempten (Allgäu) Joined Joined on  Personal website https://marcradziwill.com github website twitter website

Work

Web Performance Consultant

❎❓Quiz: Web Performance #30

❎❓Quiz: Web Performance #30

1
Comments
1 min read

Want to connect with Marc?

Create an account to connect with Marc. You can also sign in below to proceed if you already have an account.

Already have an account? Sign in
❎❓Quiz: Web Performance #29

❎❓Quiz: Web Performance #29

Comments
1 min read
❎❓Quiz: Web Performance #28

❎❓Quiz: Web Performance #28

3
Comments
1 min read
❎❓Quiz: Web Performance #27

❎❓Quiz: Web Performance #27

2
Comments
1 min read
❎❓Quiz: Web Performance #26

❎❓Quiz: Web Performance #26

3
Comments
1 min read
❎❓Quiz: Web Performance #25

❎❓Quiz: Web Performance #25

2
Comments
1 min read
❎❓Quiz: Web Performance #24

❎❓Quiz: Web Performance #24

4
Comments
1 min read
❎❓Quiz: Web Performance #23

❎❓Quiz: Web Performance #23

4
Comments
1 min read
❎❓Quiz: Web Performance #22

❎❓Quiz: Web Performance #22

2
Comments 2
1 min read
❎❓Quiz: Web Performance #21

❎❓Quiz: Web Performance #21

2
Comments
1 min read
❎❓Quiz: Web Performance #20

❎❓Quiz: Web Performance #20

1
Comments
1 min read
❎❓Quiz: Web Performance #19

❎❓Quiz: Web Performance #19

1
Comments
1 min read
❎❓Quiz: Web Performance #18

❎❓Quiz: Web Performance #18

1
Comments
1 min read
❎❓Quiz: Web Performance #17

❎❓Quiz: Web Performance #17

1
Comments
1 min read
❎❓Quiz: Web Performance #16

❎❓Quiz: Web Performance #16

2
Comments
1 min read
❎❓Quiz: Web Performance #15

❎❓Quiz: Web Performance #15

1
Comments
1 min read
❎❓Quiz: Web Performance #14

❎❓Quiz: Web Performance #14

1
Comments
1 min read
❎❓Quiz: Web Performance #13

❎❓Quiz: Web Performance #13

4
Comments
1 min read
❎❓Quiz: Web Performance #12

❎❓Quiz: Web Performance #12

2
Comments
1 min read
❎❓Quiz: Web Performance #11

❎❓Quiz: Web Performance #11

1
Comments
1 min read
❎❓Quiz: Web Performance #10

❎❓Quiz: Web Performance #10

2
Comments
1 min read
❎❓Quiz: Web Performance #9

❎❓Quiz: Web Performance #9

2
Comments
1 min read
❎❓Quiz: Web Performance #8

❎❓Quiz: Web Performance #8

3
Comments
1 min read
❎❓Quiz: Web Performance #7

❎❓Quiz: Web Performance #7

1
Comments 1
1 min read
❎❓Quiz: Web Performance #6

❎❓Quiz: Web Performance #6

1
Comments
1 min read
❎❓Quiz: Web Performance #5

❎❓Quiz: Web Performance #5

1
Comments
1 min read
❎❓Quiz: Web Performance #4

❎❓Quiz: Web Performance #4

2
Comments
1 min read
❎❓Quiz: Web Performance #3

❎❓Quiz: Web Performance #3

1
Comments
1 min read
❎❓Quiz: Web Performance #2

❎❓Quiz: Web Performance #2

1
Comments
1 min read
❎❓Quiz: Web Performance #1

❎❓Quiz: Web Performance #1

5
Comments 2
1 min read
Introducing the Web Performance Quiz 🏆🏅🎖️

Introducing the Web Performance Quiz 🏆🏅🎖️

7
Comments 2
2 min read
Web performance RAIL model

Web performance RAIL model

3
Comments 1
4 min read
Native lazy-loading offscreen iframes

Native lazy-loading offscreen iframes

4
Comments
3 min read
User-centric performance metrics - Lab vs. RUM

User-centric performance metrics - Lab vs. RUM

1
Comments
3 min read
How can performance improve conversion?

How can performance improve conversion?

4
Comments
4 min read
What is the best frequency for new blog posts?

What is the best frequency for new blog posts?

5
Comments
1 min read
Manage third-party web performance

Manage third-party web performance

23
Comments 4
6 min read
Milliseconds make millions

Milliseconds make millions

8
Comments
4 min read
Chrome will highlight slow and fast user experience on mobile web 🚨

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

5
Comments 2
3 min read
What tools do you use in your daily work?

What tools do you use in your daily work?

2
Comments 5
1 min read
10 Web Performance quick wins 🚄 you can apply in under 5 minutes ⏲️

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

46
Comments 5
9 min read
Web Performance with Android's Battery-Saver Mode - A Review

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

3
Comments
5 min read
Why I migrated my website from GatsbyJs to Eleventy

Why I migrated my website from GatsbyJs to Eleventy

5
Comments 2
10 min read
The Business Value of Speed - A How-To Guide - Part 3: Optimizations for the Critical Rendering Path

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

27
Comments
7 min read
How much time do you spend on education during the week?

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

3
Comments 5
1 min read
The Business 💰 Value of Speed 🏎 - A How-To Guide - Part 2: Metrics and mapping of Business Values

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

6
Comments
8 min read
Have you ever attend a remote workshop? 👨‍💻👩‍💻

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

2
Comments 2
1 min read
Svelte bind directive - A cheatsheet

Svelte bind directive - A cheatsheet

11
Comments
6 min read
You decide: ➡️ About what topic of web performance should my next blog post be ❓✍️

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

2
Comments 6
1 min read
The Business 💰 Value of Speed 🏎 - A How-To Guide - Part 1: The Critical Rendering Path

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

13
Comments
12 min read
What was your last commit message?

What was your last commit message?

6
Comments 7
1 min read
Do you use your computer on your holidays?

Do you use your computer on your holidays?

4
Comments 4
1 min read
Web Performance Trends in 2020 you should keep an eye on

Web Performance Trends in 2020 you should keep an eye on

12
Comments
7 min read
Why you should care about Web Performance

Why you should care about Web Performance

25
Comments 1
4 min read
Can I use service workers for my website?

Can I use service workers for my website?

6
Comments
12 min read
Mastering JavaScript high performance

Mastering JavaScript high performance

31
Comments
11 min read
My web performance experiment - a speed field trial

My web performance experiment - a speed field trial

4
Comments 6
9 min read
How to use events in Svelte

How to use events in Svelte

8
Comments
4 min read
Why you should try Svelte!

Why you should try Svelte!

94
Comments 11
8 min read
loading...