I will optimize backend performance and database for high speed and scalability


About this gig
Do you have a slow backend or database causing errors, timeouts, or bad performance?
I specialize in backend performance optimization and database query tuning to make your app run smoothly, handle higher traffic, and prevent downtime.
What I offer:
- Backend code optimization (C#, Node.js, or APIs)
- PostgreSQL / MySQL / SQL Server query optimization
- Database indexing and schema improvement
- Caching strategies for faster performance
- Load testing and bottleneck analysis
- Error handling improvements (502/504 issues)
- Scalable backend design advice
You'll get a faster, more stable, and scalable backend system ready to handle real users.
Respect third-party rights
Please be aware that it is against Fiverr's policies for sellers to include themes, templates, or any other elements that infringe third-party rights or applicable laws in the delivered work. Read more about in our Guide to Responsible Digital Creation.
Get to know Gimmyjr
- FromEgypt
- Member sinceAug 2023
- Avg. response time3 hours
- Last delivery6 months
Languages
English, Arabic, French
FAQ
Will you only report issues or actually fix them?
I don’t just give you a report. I’ll optimize the backend and database myself and deliver working solutions.
Can you work on my cloud-hosted app (AWS, Azure, DigitalOcean)?
Yes, I can securely connect to your server or work with your repository.
What do you need from me to get started?
Access to your backend repo and/or database, plus a short description of your performance issue.

