Audit of the Back-end part of the application (with the possibility of further collaboration on improvements and bug fixes)

Budget: 1000 UAH Deadline: 1 day

Hello. I have extensive experience with Node.js. Can I see the code and a detailed description of the problem?

Budget: 8000 UAH Deadline: 2 days

Hello.
I am a full-stack developer with almost 15 years of experience.
I work efficiently and quickly.
I can work with someone else's code and conduct its audit.
I have encountered similar problems in nodejs when a service, for example, simply stopped working due to various kinds of failures.
I work on an hourly basis.

Budget: 8000 UAH Deadline: 1 day

Good afternoon, we are finalizing mobile applications on Flutter. We also have extensive experience in writing programs for Android using Jetpack Compose, and we are set for long-term cooperation - we develop frameworks on Laravel and mobile applications on iOS and Android turn-key. Cumulative experience in mobile application development is 4 years.
Projects:
1. Good afternoon, we are ready to complete your order turn-key.
We develop websites on PHP and mobile applications for iOS and Android.
We have experience in creating CRM/ERP systems.
We are ready to complete your order turn-key.
Good afternoon, we develop websites on WordPress and mobile applications for iOS and Android. Cumulative experience in development is 7 years. We are ready to complete your order turn-key.
1. Projects
https://berkanaplus.com.ua/ - I transferred and configured the server for this site.
2. https://leondesign.kyiv.ua/
Updating PHP version and updating plugins.
3. https://peg.com.ua/
Development of a new module for the site for dynamic product price updates.
https://uvali.com.ua/ Expand

Budget: 15000 UAH Deadline: 10 days

Hello, Maksym!
I am interested in your request, our stack. Do you have any other bugs? Please write to me, we will discuss the details.

Budget: 8000 UAH Deadline: 5 days

Good day. Ready to execute.
I have extensive experience in mobile application development.
I write in Python/Node.JS/React/Flutter.

I will conduct an audit of the backend. I will identify and fix errors. I will correct the database connections. If necessary, I will implement the required functionality. I will optimize. I will provide documentation.

My portfolio: Freelancehunt
Write to me, we will discuss and I will start working.

Budget: 4800 UAH Deadline: 2 days

Hello, I am ready to conduct an audit of your application and investigate the cause of the database issue, and I will also provide recommendations for fixing it. I have extensive experience working with nodejs and have audited code many times.
Feel free to reach out - we will discuss the details.