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Darren Leonard

Frontend Engineer
  • Suggested rate
    On-demand
  • Experience8-15 years
  • Response rate100%
  • Response time1 hour
The project will begin once you accept Darren's quote.
Location and workplace preferences
Location
London, United Kingdom
Remote only
Primarily works remotely
Verifications
Verified email
Languages
Check out languages spoken by Darren
Categories
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Skill set (11)
Check out Darren's expertise
Darren in a few words
Frontend Engineer with a specialization and passion for frontend technologies. Feel at my best when writing javascript code, react patterns with beautiful styling, and solving problems.
Really love to work with and find my value in the team.
Experience
  • ADOBE
    Frontend Architect
    April 2022 - Today (2 years and 12 months)
    - Design and developed data-driven stepper form widget
    -Drove the development of new coding standards for our web applications.
    -Implemented complicated functionality of media uploading and loading, displaying, managing multiple media files with drag and drop zone, AWS S3 Bucket, redux toolkit asyncThunk, axios.
    -Optimized Figma design assets, use Figma's prototyping and collaboration features to test design on different devices and with different audiences, and make any necessary adjustments.
  • Forecastr
    Senior Software Engineer
    April 2020 - April 2022 (2 years)
    - Implemented SSR-specific optimizations such as caching, critical path CSS, and pre-loading by using Next.js
    -Developed an awesome data table which is more focusing on financial modeling than MS Excel table by customizing react-table.
    -Rebuilt the pieces of the data table and updated the calculation logic of the financial model, improved the rendering process to improve the performance, and finally made it at least 10x faster.
  • Kraken Digital Asset Exchange
    Senior Frontend Engineer
    March 2018 - April 2020 (2 years and 1 month)
    Implemented functional order book using react, websocket, graphql, etc
    • Check out Darren's experience
Recommendations
Education
  • Bachelor of Science in Computer Science
    University of Chester
    2010
    Bachelor's degree, Computer Science