I will create backend applications using net core

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andrei_petcu99
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andrei_petcu99
Andrei Petcu

About this gig

I will develop secure and scalable back-end APIs using .NET Core.


I specialize in crafting robust .NET-based back-end systems tailored to your needs, whether you're building a web app, mobile app, or enterprise solution. With a strong focus on performance, scalability, and clean architecture, Ill ensure your API is production-ready and easy to maintain.


What I Offer:

RESTful API Development using .NET / .NET Core

Integration with MSSQL, MySQL, or MongoDB

Advanced LINQ queries for efficient data access

Implementation of Authentication & Authorization (JWT, OAuth, Identity)

Use of industry-standard Design Patterns (Repository, Unit of Work, etc.)

Error handling, logging, and API versioning

Clean, maintainable, and well-documented code

Postman collections and API documentation (if needed)


Practical and Technical Skills

Solid understanding of software architecture and design principles

Security-first mindset with best practices for authentication and data protection

Fast and efficient delivery with clean coding standards

Flexible solutions tailored to your unique project requirements.


Please message me before placing an order so we can discuss your project in detail.

Get to know Andrei Petcu

Andrei Petcu
  • FromRomania
  • Member sinceJun 2025
  • Languages

    English, Romanian, French
I am a Full Stack Developer with experience in maintaining web apps built with .NET and working with the React and Angular front-end frameworks. I have meaningful experience with real projects as part of a company. Specialized in creating back-end APIs with database connections through LINQ, complete with authorization and authentication measures.