Freelance backend engineer · [2] audit slots left in [November]
I make slow SaaS products fast again.
Slow API requests, overloaded databases, reports that time out. I trace the cause and deliver code fixes your team can review.
See the €2,500 audit → Three working days · Fixes as pull requests
01 — Selected work
The changes. The measurements.
- production · multi-tenant SaaS
Issue-list API response time
−46%
median response time, in production
- controlled test · PDF generation
A batch of ten report documents
−89%
batch time · 9 of 10 completed, up from 4
02 — Who you'll work with
An engineer who writes the fixes.
I'm Merlijn, based in the Netherlands. I've worked on production systems since 2021 and lead a development team today. I also contribute to Strapi.
03 — From the work
All posts → Recent writing
- Removing a repeated COUNT cut issue-list response time by 46%
- Slow requests should not always stay requests
- My first OSS contribution