Mainmatter
@mainmatter
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At Mainmatter we teach, cross-pollinate and collaborate with our clients to develop digital products and practices they can build on.
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Joined May 2009
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Last Seen Profiles
Make the step from
#rubyonrails
to
#elixirphoenix
with our 3 day Workshop this April in Berlin with
@michaellnorth
0
18
60
We are making a strategic bet on Rust with the goal to become Europe’s leading consultancy to help teams adopt Rust in web projects.
Read all about our plans in our blog:
#rustlang
0
7
50
We are thrilled to announce that
@algo_luca
is joining Mainmatter as Principal Engineering Consultant in July.
Welcome on board! 🥳
We’re excited about the work we’ll do together to help more teams adopt
#rustlang
! 🦀
1
3
48
Learn about standalone Glimmer that was just revealed in the
#EmberConf
keynote at our workshop in Berlin in May:
1
10
40
the second part of our series on actix, the actor framework for
@rustlang
has arrived.
this time we will build a basic TCP client using actix 0.5
0
6
38
📝 This week on our blog
@TobiasBieniek
gives an introduction to actix – an actor framework for the
@rustlang
programming language
0
13
37
Several members of our team have dedicated a good amount of their time over the past few months working on the code and design systems as well as doing project management and we are super excited their work is finally live 🎉 Great job everyone involved!
It's not just our framework that has been modernized, our website has been too! Visit to see the phase 1 of the new website design.
Please report any issues at (& be kind, real people worked very hard to make this idea happen!)
19
76
198
1
3
37
🚀we have finally released ember-test-selectors v1.0.0 🎉
included is: nothing ... just like
@emberjs
we only cleaned up deprecated APIs for this major release :)
0
11
30
Sign up for our 2 day Workshop this May in Berlin to learn about pro
#emberjs
topics from us and
@michaellnorth
1
16
24
We released ember-simple-auth 3.1.0-beta.0 which deprecates mixins in favor of a new, completely service-based API:
0
5
27
Since it’s the week for announcements, we’re happy to announce that
@real_ate
joined the team here at simplabs a few weeks ago 🎉
Congratulations on joining fellow simplabs engineer
@jjordan_dev
on the
@emberjs
Core Learning team 🐹
0
5
25
Embroider initiative update: the team managed to get one of
@ticketsolvers
's apps to boot with
@vite_js
We won’t share the list of pnpm patches and hacks needed to get it working but this is a great milestone 🚀
Join the Embroider initiative:
#emberjs
0
5
23
🦃 for thanksgiving we have just released qunit-dom v0.8.1 with a new `hasStyle()` assertion
🙏 thanks to
@selvagsz
for doing the majority of the work
👨🔬 please try it out and let us know what you think!
0
6
22
If you're at
@jsconfeu
and interested in
#emberjs
, be sure to stop by our booth -
@jjordan_dev
from the Ember Learning and
@TobiasBieniek
from the Ember CLI teams are happy to answer questions!
1
16
22
💡Have you wondered what assertions qunit-dom provides?
We've been converting qunit-dom to TypeScript lately to make it easier for your editor to help you discover them.
#emberjs
0
10
23
Congrats to
@getqonto
and
@ClarkGermany
being on the
#FinTech5020
list 🎉
Both companies are great examples for how
#emberjs
enables building great products and scaling teams 🐹
We're happy we get to support them along their exciting journeys 🚀
Between them, The
#FinTech5020
are helping people to save, making business easier, accelerating digital + addressing the small issue of climate change + much more.
We hope it brings those listed good things. We have been "live" for 40 minutes & you have already had >2500 views
5
35
103
0
7
23
⚠️actix 0.6 was released last night with changes to quite a few APIs
in our blog post from last week about actix, the actor framework for
@rustlang
, we targeted actix 0.5. make sure to keep that in mind if you try to follow the examples!
1
6
21
In our latest blog post, Ricardo Mendes goes through the challenges of classic components and how Glimmer components address them in a modern, clean way.
#ember
#ember
#octane
#emberoctaneedition
#glimmercomponents
0
10
21
Have you ever run into a fetch request not being awaited in an
#emberjs
test?
@TobiasBieniek
added a rule to eslint-plugin-ember that forces the wrapper function provided by ember-fetch to be used since that's integrated with Ember's test waiters:
1
10
21
Using
#rustlang
NIFs in
#elixirlang
helps significantly increase Elixir apps' performance.
@BobrImperator
goes into depth on how to use Rust crates in Elixir using Rustler in the latest post on our blog:
➡️
1
10
20
We’re looking back with gratitude on a wonderful
#EmberFest
. Thanks for all the clever talks and cheerful encounters. Hope to see you next year!
0
4
19
The code for Breethe (), our
#glimmerjs
based PWA for accessing up-to-date air quality data for locations around the world is now available as open source! Learn more about it at
#jsconfeu
tomorrow or have a look at it on github:
2
7
19
Learn how to find and fix issues in your
#rustlang
application from Rust expert
@algo_luca
! 🦀
Grab a ticket and join our remote workshop on the afternoons of December 12-13:
➡️ Check out this thread for more info!
🧵 1/4
1
3
19
Blog Post:
@TobiasBieniek
shares best practices for successfully maintaining open source projects:
3
14
19
We’re running an event with the Paris Rust meetup to talk about Rust on the Web! 🦀
@o0ignition0o
will share a success story and participate in a panel with
@BastienDolla
, moderated by our
@algo_luca
.
🇫🇷 Join us in Paris at
@getqonto
’s office:
1
4
17
We are pleased to support
@EmberConf
again as a Silver Sponsor in 2018! Also, our engineers
@jjordan_dev
and
@TobiasBieniek
have been confirmed as speakers. The team is looking forward to an awesome few days with the
#Ember
community in Portland!
0
3
19
simplabs is Mainmatter now!
We remain the same company and team doing the same work as before. Yet, we are excited about doing all that under a new brand that’s more aligned with what we stand for 🎯
Learn all about the rebranding here:
#rebranding
0
8
18
Software engineers have plenty of reasons to contribute to OSS and to Ember, including personal interest, a motivation to advance their career and to be part of a supportive community.
Upcoming
#EmberConf
talk by
@jjordan_dev
: "Investing in Ember"
0
4
18
It's here, our first monthly update!
With
@locks
@EmberConf
@jwwweber
@BioBright_org
@wycats
@tomdale
@honeypotio
@intercom
@peerstr
@ppneugebauer
@rrihawi_
@isaacezer
@tverwaes
@LevelbossMike
@Workday
@gcgoncalves
@loige
@jjordan_dev
@real_ate
and more!
2
6
18
🚀 thanks to
@lukemelia
qunit-dom now supports a `count` option on the `.isVisible()` assertion, just like we already did for `.exists()`:
assert.dom('.row').isVisible({ count: 5 });
in other words: qunit-dom v0.8.2 is released 🎉
0
5
18
🔥🔄How to Manage Component States with Ember Octane:
- Props & Arguments
- Event Handling / Data Loading
- Lifecycle Hooks
- Dependency Injections
Talk 05/22
#Emberfest
by Jessica Jordan
@jjordan_dev
0
5
16
Our
@nickschot
and
@real_ate
had a great time at at
@EmberConf
🐹💜🚀
If you missed the chance to stop by our booth and talk to the about the Embroider initiative, you can still read all the details about it here:
#emberjs
0
3
14
🚀 after a long beta period we have finally released v3.0.0 of ember-test-selectors on npm!
the main changes are updated requirements of
#emberjs
and Node.js versions, but also some other nice improvements that might decrease your build times ✨
0
7
16
We’ve joined the
@rust_foundation
🦀🎉
We’re excited about
#Rust
and look forward to be involved with the community even more in the future. We’ll run a series of workshops - the first one remotely in May. Get your ticket:
0
4
16
🕵️♂️ we just shipped qunit-dom v0.6.0 with many more custom DOM assertions contributed by the community. thanks to all of you!
you can find more details at
1
10
16
We are more than happy to be part of
@jsconfeu
as a community sponsor again this year 💕 Visit us at our booth if you're interested in
#emberjs
and
#glimmerjs
- we're preparing some cutting edge demos and there's swag of course as well!
1
10
15
We are very happy to welcome
@ghislaineguerin
to the team who will be leading our UX services and help us guide clients from idea to finished project!
0
6
14
We just published ember-simple-auth 3.0.0 with a number of fixes and dropped support for Ember versions older than 3.0 as well as Node versions below 10 -
0
3
14
We are hosting a
#Svelte
and
#SvelteKit
workshop with
@PaoloRIcciuti
and
@pichfl
! 🚀
Join them remotely on the afternoons of Jan 30th-Feb 1st and get a kickstart with Svelte:
Check out this thread with all the essential info!
🧵 1/4
1
4
14
㊙️are you using ember-intl and wondering how to best load the translation files and polyfills? check out our new blog post by
@TobiasBieniek
that explains how we do it!
0
9
14
Join us for a free workshop teaching JavaScript in Berlin on May 24th + May 25th and build your first web application using
#EmberJS
!
The event is open for those who are women or non-binary and who are new to programming.
0
10
14
EmberFest 2018 is going to be even better than last year's edition - this time with core team members
@melaniersumner
and
@tomdale
himself! If you haven't, check out all the info on and get your tickets while they are available.
0
6
14
Our
@marcoow
is in
@honeypotio
’s film ‘Ember.js The Documentary’, premiering tonight at
@De_Zwijger
in Amsterdam w/Q&A with
@wycats
!
cc/
@ReactAmsterdam
@angularnl
@frontend_love
@frontendmeetups
@thefrontendlab
@softwarecircus
@emberfest
@ticofab
1
5
13
In this episode of Built to Last, simplabs' founder
@marcoow
, has a chat with
@kennethlarsen
, Engineering Manager at CLARK. They talk about Kenneth's role and share some tips on keeping
#remote
teams connected.
➡️ To the interview:
#digitalcompanies
0
2
13
simplabs are in Portland for
@EmberConf
! Here's a quick overview of all the sessions we're involved in:
With
@jjordan_dev
@jwwweber
@marcoow
@real_ate
@locks
0
3
13
Since
#EmberConf
2020 had to go fully virtual and the workshop couldn't take place in person unfortunately,
@TobiasBieniek
created an online version of the workshop that you can follow at your own speed
0
8
13
It's a wrap! We have spent the last 2 days together, finally meeting in real life after 1,5 years of social distancing. The whole team had the chance to work together and connect: it was a pleasure the see everyone after so long! ✨
#team
#teambuilding
#teamevent
0
0
13
If you're at
@jsconfeu
and interested in
#emberjs
, be sure to stop by our booth -
@jjordan_dev
from the Ember Learning and
@TobiasBieniek
from the Ember CLI teams are happy to answer questions!
0
7
13
Here’s
@PaoloRicciuti
announcing our
#Svelte
and
#SvelteKit
workshop! 🚀
➡️ Join Paolo and
@pichfl
online from Jan 30th to Feb 1st to get a jumpstart with Svelte:
1
2
12
React has Gatsby
Vue has VuePress
Ember has Empress
Learn all about Empress in
@real_ate
’s
@EmberConf
talk.
Outline:
- The JAM spectrum
- Server-side rendering
- Comparisons with Gatsby & VuePress
- The ember-blog architecture
- Get started in 3 min
0
9
12
We are happy to support
@EmberConf
again this year as a Silver Sponsor. Please say hi to
@jjordan_dev
,
@GeekyGrappler
,
@TobiasBieniek
and
@marcoow
who will be in Portland and don't miss
@jjordan_dev
's and
@TobiasBieniek
's talks on the first day!
0
4
13
6 more days to
#EmberFest
!
We're proud to be co-organizing this wonderful conference and super excited to see you all there. Come and say hi to us at the booth.
0
2
13
We are hosting a
#rustlang
meetup focused on Web Dev with
@shuttle_dev
and
@Vortexa
in London next month! 🦀
Join us at
@TrueLayer
’s office on February 7th from 18:30 to 21:30 GMT.
➡️ Check it out:
0
3
12
Many teams had to go fully remote without the time to prepare new processes around working together effectively. We have written down how we build digital products and run a smooth development process with a fully remote team in our Playbook.
0
5
13
New on our blog:
@TobiasBieniek
writes about how testing
@miragejs
based mock APIs increases confidence in
#Emberjs
tests.
#testing
#emberjs
1
11
13
Just one more day to
#EmberFest
🎉
The Mainmatter team will be out in force like every year – make sure to say hi to
@nickschot
,
@academierenards
,
@pichfl
,
@real_ate
,
@xeppelin
,
@tobiasbieniek
,
@mikek2252
,
@marcoow
!
🐹❤️
#emberjs
0
6
13
One month left until
@rustlab_conf
! 🚀
Join our
@algo_luca
in Florence on November 19-21 and see what backend development in
#rustlang
could look like with Pavex.
➡️
0
4
11
According to
@algo_luca
, there are two types of
#rustlang
users: those who know they're using Rust and those who remain blissfully unaware.
Learn more about Luca’s stance on Rust for cloud applications! 🦀
➡️
1
3
12
Embroider initiative sponsor
@hashicorp
has renewed their investment and continues to support the initiative in 2024 🎉 Thanks for supporting us working towards a great future for
#emberjs
🤗
Learn more about the initiative and get on board:
0
2
12
Senior Software-Engineer at simplabs,
@real_ate
, will be speaking at
@EmberFest
.
In his talk, he explores the possibility of building a design system with
#Ember
that can be consumed by apps that don't even use JS.
Don't miss it! ➡️ To the full schedule:
0
4
12
Knowing about 'Abstract Syntax Trees' helps you master:
1. Code analysis (Linters)
2. Refactoring (jscodeshift, recast)
3. Compiling (Babel, PostCSS etc.)
Dive deep into ASTs at the
#EmberConf
workshop of
@TobiasBieniek
0
2
12
Join this year's virtual
@EmberConf
on March 29th/ 30th filled with a lot of Ember talks, sessions, and fun. Team simplabs
@marcoow
@locks
@TobiasBieniek
is excited to see you at the event!
Register here:
#EmberConf
#emberjs
0
4
12
Learn why
#Svelte
and
#SvelteKit
are a great option for getting started with web development in
@PaoloRicciuti
’s talk at
@LNUGorg
tomorrow! 🚀
➡️ Sign up here:
0
3
12
In our latest blog post
@pichfl
shares his insights on how to build click dummies with
@emberjs
that can evolve into full products.
#emberjs
#prototypes
0
6
12
Yay! We're very happy that we could be part of this!
💥🚀💥🚀💥🚀💥🚀💥🚀💥🚀💥🚀💥🚀💥🚀💥🚀💥🚀
💥🚀 Calling all
@emberjs
enthusiasts!
🤩
#EMBER
.JS: THE DOCUMENTARY, featuring
@wycats
,
@tomdale
,
@wifelette
,
@gavinjoyce
,
@baaz
,
@melaniersumner
,
@jjordan_dev
& other members of the
#emberjs
community is OUT NOW! ✨
#javascript
#js
#opensource
8
77
158
0
1
12
We're still hiring
#emberjs
engineers – full remote, within Europe
simplabs is Europe's leading Ember.js consultancy – if you love Ember, we're the place for you!
More info at
1
5
11
Ember Octane has the power to unlock a whole new generation of JAM Stack developers with the Empress project.
@real_ate
will share the details of that at this year's
#EmberConf
0
2
11
Our CEO
@marcoow
sat down with
@clionaderoiste
and
@grandazz
from
@IntercomEng
to talk about the Embroider initiative we're working on with some sponsors and Intercom's motivation to back the effort.
If you're looking to get on board, reach out!
0
5
10
Blog Post: "A Little Encouragement Goes a Long Way in 2018" -
@jjordan_dev
shares her ideas for
@emberjs
in 2018:
#EmberJS2018
1
8
11
Great
@EmberConf
lineup: . We’re happy to be sponsoring and can’t wait to meet all of you there!
1
5
11
Last week’s
@RustMunich
Meetup was a blast!
Thanks to everyone for showing up, it was a pleasure to host you all. 🤗
Thank you
@drahnr
and
@5422m4n
for organizing the event.
See you at the next Rust Meetup! 🦀
#rustlang
1
3
11
During the past month, our team has contributed to
#emberjs
and to projects in the
#rust
and wider
#javascript
ecosystem.
Check out our
#opensource
update with all the details:
0
10
9
Mainmatter‘s
@algo_luca
is on stage at
#eurorust23
moderating the panel „Inside Rust“ with
@m_ou_se
, Jonathan Pallant, and
@nikomatsakis
0
2
11
We are very excited to connect with the community at the sold out Ember{{fest}} Workshop this Friday!
Thanks for joining and see you there!
#emberjs
#emberfest
0
6
11
🔮👀 Look into the future of
#JAMStack
and Ember with our witty engineer: Chris Manson
@real_ate
.
- Talk 04/22 at EmberFest2019
@EmberFest
#emberjs
#Empress
#JamStack
#EmberFest
@Netlify
0
10
11
🎉
@CrowdStrike
joins the Embroider initiative as a sponsor and invests into
#emberjs
’ future. Welcome on board and thanks for the support 🤗
Learn more about the initiative and join CrowdStrike:
0
2
11
We just released Ember Simple Auth 1.2.0 with 61 commits from 29 contributors since 1.1.0:
0
8
10
is now fully functional without JS in the browser. This has a number of advantages:
* document is functional *before* JS has loaded, started up (several seconds better TTI)
* supports *any* browser (IE10 errors out? no problem as JS is not required)
1
0
11
Join the remote
#EmberJS
Contributor Workshop hosted by simplabs'
@locks
and
@real_ate
at this year's virtual
#EmberFest
!
0
5
11