Jun
23
Eric
Eric Costello co-founded four products at two companies with Stewart, Cal and Serguei. Ludicorp made Game Neverending and Flickr. Tiny
7 min read
Johnny Rodgers
Former Principal Engineer, Slack
Apr
14
The 800-pound gorilla
On the morning of November 2nd, 2016 we arrived to the office to find a paper copy of the New
11 min read
Mar
24
Lost in the grid
Ali Rayl knew Slack’s customers better than anyone. As Slack’s first customer support staff, Ali personally answered every
9 min read
Feb
24
The Master Plan
Backstage, Stewart vibrated with his typical charismatic energy. An assistant checked his lapel mic. Everyone in the company, now numbering
4 min read
Jan
30
Values
We did many things fairly well at Slack. One thing we never did well, however, was figuring out how much
8 min read
Dec
20
The death of Glitch, the birth of Slack
[This post is about the day that Glitch failed, and how that failure created the opportunity to make Slack. We&
12 min read
Oct
31
Ghost in the invoice machine
Working with bigger companies meant figuring out how to plug ourselves into lots of standard big-company processes. One of the
1 min read
Oct
18
Big Blue
How IBM helped us find our big-company footing
The daily, slow-motion avalanche
The message servers were down. Again.
The #alerts
15 min read
May
24
Year 1
We launched Slack to the world on February 12th, 2014. Thirteen months after starting work, nine months after releasing our
8 min read
Apr
23
You asked: We don't sell saddles here
From John O'Nolan (CEO of Ghost):
How did Stewart's infamous "we don't sell
3 min read