Jack Fishwick
Lead Software Engineer at PolyAI
London, England, United Kingdom
Summary
👤
Senior🎓
Top SchoolJack Fishwick is a Lead Software Engineer based in London with 11 years of professional experience and a Computer Science degree from the University of York. He progressed from web developer roles into senior and leadership positions, currently managing an 8-engineer team at PolyAI while remaining hands-on with full-stack delivery under tight deadlines. Jack has a strong front-end focus—contributing UI and interaction improvements to the popular open-source React Flow/Svelte Flow project—and pairs that with product-facing scope and prioritisation skills. He has a track record of mentoring and training junior engineers, breaking down complex problems into actionable workstreams. After earlier roles at MyBuilder and Acturis, he combines startup-like agility with delivery discipline in larger teams. Returning from an eight-month travel sabbatical before rejoining the London tech scene hints at a broader perspective and renewed drive for impactful engineering challenges.
11 years of coding experience
7 years of employment as a software developer
Bachelor’s Degree Computer Science, Bachelor’s Degree Computer Science at University of York
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (8)
typescript10
javascript10
typescripts10
react10
typescript-types10
flowchart7
graphing7
graph7
Programming languages (2)
Github contributions (5)
xyflow/xyflow
Sep 2022 - Nov 2022
React Flow | Svelte Flow - Powerful open source libraries for building node-based UIs with React (https://reactflow.dev) or Svelte (https://svelteflow.dev). Ready out-of-the-box and infinitely customizable.
Role in this project:
Front-end Developer
Front-end DeveloperContributions:35 commits, 1 PR, 2 comments in 1 month
Contributions summary:Jack primarily focused on enhancing the user interface and interaction of the React Flow library. Their contributions include implementing new features related to user selection, such as adding a select box, customizing its behavior, and improving the overall selection mode. They also added a Figma example to showcase and test the library's capabilities, alongside bug fixes related to event handling and interaction within the UI. These changes aimed to improve the user experience and functionality of the node-based UI library.
react-librarycustomizable-librarytypescript-librarydiagramjavascript
jackfishwick/react-flow
Sep 2022 - Mar 2023
Highly customizable library for building an interactive node-based UI, workflow editor, flow chart or static diagram
Contributions:38 pushes, 2 branches in 6 months
flow-chartchartjavascripthighly-customizableworkflow-editor
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