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Arthur Hart

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Frontend Engineer, Goldman Sachs - CSS · GraphQL · TypeScript

Works at
Goldman Sachs
Location
London, UK · GMT (UTC+0)
Experience
1+ years experience
Education
University of Cambridge
Languages
English
Message Connect

Overview

I've spent 1 years on web frontends, now at Goldman Sachs. Led the migration of 75 services to Next.js. Cut p99 latency on the web services from 407ms to 96ms. Most at home with Next.js and web performance. Big believer in written communication.

Good reasons to reach out
  • Working sessions on TypeScript
  • Speaking or podcast invitations
Please don't message about
  • Recruiters for roles outside my stack
  • Unpaid work or spec projects

Replies on weekday evenings

Skills
GraphQLCSSweb performanceTypeScriptNext.js

Experience

  1. Frontend Engineer
    May 2026 - Present
    Goldman Sachs · 6 mo · Full-time · London, UK
    • Wrote the web performance service that now handles 41 million requests a day.
    • Moved 61% of web traffic off a legacy monolith without a customer-facing incident.
    • Cut the main bundle by 43% and got LCP under 1.4 seconds.

Projects

Web frontends benchmark
2022

Reproducible benchmarks comparing CSS and Next.js on real workloads.

References

No references yet.

Education

  1. University of Cambridge
    BA, Computer Engineering
    2022 - 2025

Details

Compensation expectations
What they are targeting for their next role.
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Direct contact details
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