Yejiel Wahnich


Full Stack Developer

  • Perion
  • Aug 2019 - Present

What Yejiel's working on

What Yejiel's working on


Aug 23, 2021
Aug 23, 2021
Deployed Serverless framework solution
Diving head first into Serverless with AWS 
Jun 16, 2021
Jun 16, 2021
Improved site performance
Improved the performance of speed critical site by 40% 
From TTFB to  First Contentful Paint and total load time passing by TTI.
This site handles about 10 millon page views par day.


Jan 01, 2020
Jan 01, 2020
Improved page load
Core product had a TTI of 8 seconds
Broke the app into 2 micro services to handle different loads
Hand off to the server to handle the more intensive loads 
Differential and critical loading on client (for different browsers and versions)
while planning the re-structure 
Load time improved to 3 seconds

New Structure
load time: 1.5s 

SSR + Caching + separation of concerns = Good recipe


Aug 01, 2019
Aug 01, 2019
Started a new role at Perion
Excited to join Perion as Full Stack Developer! 🎉
Full Stack Developer, Perion
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