Jon Gjengset is a principal engineer at Helsing, Rust systems programming educator, and author of 'Rust for Rustaceans' (No Starch Press). He holds a PhD from MIT CSAIL where he built Noria, a streaming dataflow database system offering up to 20x performance improvements. A prolific live-coder and YouTube educator since 2018, Jon co-founded ReadySet (a $29M-funded database startup), contributed to the Rust ecosystem, and teaches at MIT's Missing Semester. Based in Oslo, Norway, he is one of the most respected voices in the Rust community.
Notion is a block-based all-in-one workspace that combines documents, wikis, relational databases, project management, AI, calendar, and email into a single tool used by over 100 million people worldwide. Founded in 2012 by Ivan Zhao and Simon Last in San Francisco, Notion grew from a near-shutdown side project into an $11 billion company by 2025, with 4 million paying customers and adoption across more than half of Fortune 500 companies. Its modular block architecture lets users build everything from personal habit trackers to enterprise knowledge bases without code.
Railway is a Platform-as-a-Service (PaaS) and cloud infrastructure company founded in 2020 by Jake Cooper, positioning itself as 'the developer cloud for the AI era.' It lets developers deploy apps and databases instantly with zero configuration — no DevOps, no FinOps, no SecOps required. Starting from zero marketing spend, Railway grew to over 2.68 million developers and penetrated 31% of Fortune 500 companies purely through word-of-mouth. In January 2026 it raised a $100M Series B to challenge AWS and the legacy cloud giants, underpinned by its own proprietary Railway Metal bare-metal data centers.