Matthew K.

Senior software engineer working across multiple long-running client engagements, trusted with high-impact, complex initiatives. • Served as technical lead on large, user-facing platforms during critical phases • Led development of complex collaborative features, real-time state synchronization, and permission-based systems • Drove major refactors to improve reliability, performance, and long-term maintainability • Regularly supported and unblocked engineers across frontend, backend, and mobile teams Technologies: React, TypeScript, Node.js, complex state management, performance optimization

Incorporated entity used for client-facing software engineering engagements, including hands-on development and coordinating delivery with partner engineers as needed.

Technical lead for Octave’s marketing initiatives, owning frontend architecture and delivery across multiple concurrent projects. • Led architecture and execution for a shared monorepo supporting multiple products and domains • Designed and delivered CMS-driven platforms with shared components and infrastructure • Coordinated CI/CD, Cloud Run deployments, and preview environments • Served as primary technical partner for product, design, and SEO stakeholders Focus: frontend architecture, monorepos, CI/CD, CMS-driven platforms

Technical lead on Highnote’s collaborative audio and workspace platform, contributing during high-growth and high-complexity phases. • Led development of core collaborative features including space duplication, track versioning, permissions, and real-time sync • Solved complex multi-user state issues (stale state, flicker, unintended resets) across critical user flows • Drove large refactors to improve performance, reliability, and test coverage • Partnered closely with product, design, and backend teams to ship stable, scalable solutions Focus: React, real-time collaboration, complex state, performance, system reliability

Frontend engineer on a large-scale, high-traffic React application. • Delivered user-facing features for one of the largest consumer crypto platforms • Took ownership of frontend delivery while supporting and unblocking other engineers • Acted as a bridge between OpenSea’s internal teams and partner engineers to align delivery and technical direction • Improved developer experience through tooling, documentation, and workflow improvements Focus: React, large-scale frontend systems, performance, cross-team collaboration

Senior engineer contributing to client-facing web platforms, with a focus on frontend delivery and collaboration across design and engineering teams.

Delivered React-based frontend solutions for enterprise clients, including Kijiji.

Worked across multiple client projects building custom WordPress, React, and Gatsby-based marketing and event platforms. Clients include, but not limited to: LiveNation (Dreams Music Festival), Veld Music Festival, Cabana Poolbar, Rebel Toronto, Sofia Yorkville, Trec Brands (Wink Cannabis), Taglialatella Galleries, Ink Entertainment, Ink Venues, Ink Tickets, Cube Toronto, Dragonfly Nightclub, Toybox, Amaal Restaurants, CityViewDriveIn.com

Led frontend customization and rebranding of a templated real estate website to align with updated brand standards.

Delivered a custom frontend experience for a public art initiative, Yorkville Murals.