Ben Salili-james is a Senior Product Engineer with 12 years of experience building consumer-facing and developer tools, currently helping Suvera improve outcomes for people with long-term health conditions. He previously co-founded and led technology at Charisma.ai, scaling the product and team while delivering conversational AI experiences used by clients such as Disney, Sky and Warner Bros. Comfortable across the stack, Ben has shipped complex React/TypeScript front-ends, Node.js backends, real-time systems and SDKs for Unity and Unreal, and has production experience with AWS, Vercel, Docker and observability tooling. He is an active open-source contributor, improving stability and TypeScript typings in well-known repos like superscript and DefinitelyTyped, with work that spans refactoring, CI fixes and type safety enhancements. Ben combines a product-minded engineering approach with hands-on implementation and testing discipline (Jest/Cypress), and has a track record of passing InfoSec audits for large media customers. A Cambridge computer science graduate, he brings an unusual mix of game-dev roots and conversational-AI product leadership to healthcare engineering.
12 years of coding experience
8 years of employment as a software developer
Wilson's School
Bachelor of Arts - BA Computer Science, Bachelor of Arts - BA Computer Science at University of Cambridge
Contributions:1 release, 91 commits, 13 PRs in 9 months
Contributions summary:Ben primarily focused on cleaning up, fixing, and refactoring the codebase. Their contributions include cleaning up the message and various other classes, fixing numerous unit tests, and updating dependencies. They made significant strides in ensuring the project's stability and maintainability, with a specific emphasis on ES6 commits and preparing the npm package for release. Additionally, the user was involved in setting up or diagnosing Travis CI builds for the project.
The repository for high quality TypeScript type definitions.
Role in this project:
Full-stack Developer
Contributions:1 review, 9 commits, 8 PRs in 2 years 11 months
Contributions summary:Ben contributed to the `definitelytyped/definitelytyped` repository, which houses TypeScript type definitions. Their work involved adding and modifying type definitions for various JavaScript libraries, specifically `@atlaskit/tree`, `@google-cloud/text-to-speech`, `draft-js`, and `socket.io-emitter`. Furthermore, the user removed definitions for the `helmet` package and added types for the `sales-tax` package. These contributions enhance the type safety and developer experience for projects using these libraries.
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Ben Salili-james - Senior Product Engineer at Suvera