Alessia Bellisario is a Senior Software Engineer in New York with 11 years of experience building scalable front-end systems and developer-facing libraries. She has driven product and performance improvements at fast-moving companies including Netflix, Apollo GraphQL (where she worked on the widely used apollo-client), and Venmo, leading a rebuild of Venmo’s web app that helped MAUs grow over 400% in a year. Comfortable across full-stack and PWA work, she’s shipped production caching and suspense fixes for GraphQL clients and architected secure financial reporting tools for landlords. Known for pragmatic engineering leadership, she combines hands-on bug fixes and refactors with team-facing ownership and mentorship. Her background in ethics, law and web development informs a thoughtful approach to user-facing tradeoffs and product decisions.
11 years of coding experience
8 years of employment as a software developer
Web Development, Web Development at General Assembly Canada
Bachelor's Degree Ethics Society and Law and Political Science, Bachelor's Degree Ethics Society and Law and Political Science at University of Toronto - University of Trinity College
:rocket: A fully-featured, production ready caching GraphQL client for every UI framework and GraphQL server.
Role in this project:
Front-end Developer
Contributions:1 release, 734 reviews, 118 commits in 7 months
Contributions summary:Alessia made several contributions related to the Apollo Client library, primarily focused on enhancements and bug fixes within the React hooks and component ecosystem. Their work included implementing guards around mutation result calls in `useMutation`, refactoring tests, and addressing issues with the `useSuspenseQuery` hook, particularly around deferred queries. The user also addressed a caching issue impacting the performance and accuracy of cached data.
Contributions:5 PRs, 10 pushes, 6 branches in 3 years 7 months
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Alessia Bellisario - Senior Software Engineer at Netflix