Sam Johnson

Sam Johnson

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Rising Codementor
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ABOUT ME
Sr. Software Engineer | Ex-Atlassian | Ex-Statuspage (YC Alum)
Sr. Software Engineer | Ex-Atlassian | Ex-Statuspage (YC Alum)

From companies as large as Atlassian & Cisco Systems to three person startups I have seen a lot when it comes to building software. With over 10 years of experience, I know how to get up to speed quickly, solve problems, and communicate effectively with stakeholders.

Japanese, English
Pacific Time (US & Canada) (-07:00)
Joined August 2022
EXPERTISE
6 years experience
8 years experience
5 years experience
8 years experience
10 years experience
4 years experience
9 years experience

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SOCIAL PRESENCE
GitHub
keysend
Connect keybase and slack
Python
3
0
moccasin
Simple HTTP Webserver
Clojure
1
0
Stack Overflow
4199 Reputation
3
17
20
EMPLOYMENTS
Lead Backend Engineer
Autify, Inc.
2020-10-01-2022-08-01

● Led creation of product focused engineering team & increased team velocity
● Dockerized infrastructure and migrated to AWS E...

● Led creation of product focused engineering team & increased team velocity
● Dockerized infrastructure and migrated to AWS ECS Fargate
● Added comprehensive monitoring/alerting
● Implemented SSO to allow acquisition of larger clients
● Fixed various performance bottlenecks reducing average latency by ~500ms

Ruby
Ruby on Rails
Docker
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Ruby
Ruby on Rails
Docker
SSO
Aws Fargate
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Senior SRE
Atlassian - Trello
2018-01-01-2019-08-01

● Built a solution to change the shard key of an actively used MongoDB collection with no downtime
● Dockerized Trello application...

● Built a solution to change the shard key of an actively used MongoDB collection with no downtime
● Dockerized Trello application and allowed testers and mobile developers to deploy any code branch onto Kubernetes
● Upgraded major MongoDB version for over 150 database servers
● Maintained 99.99% uptime for Trello

Ruby
MongoDB
Docker
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Ruby
MongoDB
Docker
Kubernetes
Golang
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Senior Software/Ops Engineer
Atlassian - Statuspage
2016-07-01-2018-01-01

● Migrated infrastructure of StatusPage from raw EC2 compute to internal Atlassian PaaS
● Created and hardened production Docker i...

● Migrated infrastructure of StatusPage from raw EC2 compute to internal Atlassian PaaS
● Created and hardened production Docker images
● Streamlined messaging pipeline to use 10x less memory
● Refactored application to be AZ failure resistant
● Led response team on a number of high severity incidents
● Wrote remote shell server and client in Go

Ruby
Ruby on Rails
Amazon EC2
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Ruby
Ruby on Rails
Amazon EC2
Docker
Golang
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