Nick Misasi is a Staff Software Engineer based in Waterloo, Ontario with 11 years of experience building cloud-native, full‑stack systems and driving large re‑architectures. He has progressed through multiple engineering roles at Mattermost, contributing notable open-source work on enterprise cloud features, licensing, and user-management workflows for a widely used collaboration platform. Previously at Tulip, he led a major migration to containerized microservices on ECS and Kubernetes, introduced gRPC for real‑time chat, and evangelized new stack practices through tech talks. Comfortable across backend, frontend, and infra, he blends pragmatic architecture with hands‑on coding in TypeScript, Go, PHP and React/Redux. Colleagues rely on him for translating complex product constraints into reliable, testable features while balancing developer experience and operational scalability.
11 years of coding experience
9 years of employment as a software developer
University of Guelph
High School, High School at Resurrection Catholic Secondary School
Archived web app of Mattermost. Moved to the monorepo: https://github.com/mattermost/mattermost
Role in this project:
Front-end Developer
Contributions:391 reviews, 160 commits, 165 PRs in 2 years 5 months
Contributions summary:Nick primarily focused on developing and refining the user interface of the Mattermost web application. Their contributions involved implementing new UI components, integrating internationalization (i18n) for verbiage changes and managing data flow through React components using Redux. They also addressed bugs, fixed test cases, and improved the application's styling by using CSS variables.
Mattermost is an open source platform for secure collaboration across the entire software development lifecycle..
Role in this project:
Back-end & Full-stack Developer
Contributions:390 reviews, 58 commits, 217 PRs in 2 years 5 months
Contributions summary:Nick's contributions center around implementing features and addressing bugs related to cloud functionality and enterprise features within the Mattermost platform. They worked on user invitation limits for Mattermost Cloud, including configuration, error handling, and testing. The user also implemented several features for user limit overage warnings, adding email templates and logic for warning emails. Furthermore, they worked on various issues related to licensing and features like allowing slack imports in cloud installations, and cloud subscription changes.
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Nick Misasi - Staff Software Engineer at Mattermost