Join us for CascadiaJS 2022, our 10-year anniversary event, at Sunriver Resort in Bend, OR!

CascadiaJS Seattle Hybrid Event

We are hosting a Hybrid Event in Seattle at MoPop for a limited number of attendees. Capacity will be capped at 80 people and we will provide coffee, snacks and catered lunch during the day.

In order to attend, attendees will need to provide proof of vaccination and we will require masks while inside.

Here are just a few of the other amazing things we have in store:

A pre-conference Hack Event

A limited-edition conference hoodie

JavaScript Trivia and a Live Musical Performance

Opening and Closing Private After Parties

If you have already purchased a Virtual ticket, you are welcome to upgrade to In-Person using the link below!

Hybrid Event Venue

The CascadiaJS 2021 Hybrid Event in Seattle is taking place at MoPOP, located right in the Seattle Center:

325 5th Ave N
Seattle, WA 98105

MoPOP has a really great planning your visit guide that include more information about how to get there, accessibility information, etc. Please review it if you have any questions or concerns.

Doors open at 8:00am PDT

Getting into the Venue (COVID check)

CascadiaJS attendees are asked to enter at the North/Group Entry, which is located on the Harrison Street turnaround on the North/silver side of the building. There is a black walkway canopy covering the entry way and a large illuminated sign to the left of the entry.

MoPOP staff will be checking for two things upon entry:

  1. Your name must be on a list of registered attendees for the Seattle Hybrid Event
  2. You must present proof of vaccination

More information on acceptable forms of proof can be found at:

Inside MoPOP

Once you are inside, you will be directed to the Learning Labs, where we will have:

  • Registration
  • Coffee and Food

Talks will be streamed inside the Sound + Vision Theatre.

PDF map of MoPOP

Opening Party at The Collective

Once JavaScript Trivia ends at 6pm, we will all walk 5 minutes over to The Collective for the Opening After Party by CircleCI.

  • When: 6:15pm
  • Where: 400 Dexter Avenue North, Seattle, WA 98109

We have a private space all to ourselves and the event will be catered with plenty of yummy food and drinks.

Closing Party at Citizen Campfire

Following the close of the conference and the end of the Live Musical Performance, we will walk 10 minutes up the street to Citizen Campfire for the Closing After Party by Lacework.

You may bring a +1, but they must bring proof of COVID vaccination.

  • When: 6:15pm
  • Where: 706 Taylor Avenue North, Seattle, WA 98109​

We will be located outside, but there will be plenty of covered areas and heaters to keep us cozy. This event will be catered with plenty of yummy food and drinks and once you're done eating come join us for karaoke, powered by Baby Ketten!


The Maxwell

  • The Maxwell Hotel
  • 300 Roy Street, Seattle, WA, 98109
  • (206) 286-0629

Attendees of CascadiaJS who are in from out of town are invited to book their stay at The Maxwell for the discounted rate of $109/night, with the $25/night amenity fee waived.

You MUST book your stay on or before Tuesday, October 12, 2021

To book, you ca call 866.866.7977 and reference “CascadiaJS 2021” to receive the group rate. Reservations may also be made at using this special booking link.

Our Sponsors

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