Devin Johnston
Senior Software Engineer at Software for Good
Seattle, Washington, United States
Summary
👤
Senior🎓
Top SchoolDevin Johnston is a Senior Software Engineer based in Seattle with 11 years of experience building reliable, secure systems at companies including Amazon and Google and now leading engineering work at Software for Good. He blends backend-focused craftsmanship—demonstrated by contributions to a Rails-based case management system that improved authentication throttling, host header checks, data validation, and logout-on-email-change security—with cloud-scale experience from Alexa and AWS teams. Comfortable working across large, production environments, he has a track record of hardening systems for stability and data integrity while shipping pragmatic fixes that matter to users. A Georgia Tech computer science alumnus, he pairs engineering rigor with a practical focus on accessibility and social-impact projects.
11 years of coding experience
5 years of employment as a software developer
Bachelor of Science (B.S.), Computer Science, 3.48, Bachelor of Science (B.S.), Computer Science, 3.48 at Georgia Institute of Technology
English
Github Skills (6)
devise10
rails10
ruby-on-rails10
security10
postgresql9
rspec8
Programming languages (1)
Github contributions (5)
DARIAEngineering/dcaf_case_management
Oct 2022 - Dec 2022
Rails-based case management system for abortion funds
Role in this project:
Back-end Developer
Back-end DeveloperContributions:18 reviews, 13 commits, 13 PRs in 2 months
Contributions summary:Devin primarily focused on enhancing the application's security and stability through various code changes. They implemented throttling on password and authentication routes and added host header checks in the production environment. Additionally, the user added validation to prevent negative values in numeric fields across multiple models, ensuring data integrity. Furthermore, they added unique indices for data consistency and incorporated a logout mechanism upon email changes to enhance security.
ruby-on-railsmanagement-systemrailsrubyabortion
djohnston32/dcaf_case_management
Sep 2022 - Feb 2023
Rails-based case management system for abortion funds
Contributions:25 pushes, 9 branches in 4 months
ruby-on-railsmanagement-systemrailsrails-engineruby
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