Freelancer - New Projects

Hi, I have a small ASP.NET Core 8 Web API (about 15 endpoints, EF Core + PostgreSQL) for a booking app. It works, but it has no authentication yet and no tests. I need an experienced .NET developer to add both in 3 days... (Budget: $250 - $750 USD, Jobs: .NET, .NET Core, API Development, ASP.NET, C# Programming, Data Entry, GitHub, Microsoft SQL Server, PostgreSQL, Web API)

I am looking for an experienced automotive mechanic to perform basic maintenance and inspection on a personal vehicle. The goal is to ensure that the vehicle is in good working condition and identify any potential mechanical problems... (Budget: $10 - $30 USD, Jobs: Automotive, Automotive Engineering, Electrical Engineering, Engineering, Manufacturing Design, Mechanical Engineer...

We have a working 2-board wireless battery monitoring system and need an experienced hardware engineer to complete a design revision (rev-B) and production files. EXISTING SYSTEM (all files provided,... (Budget: ₹1500 - ₹12500 INR, Jobs: Circuit Design, Electrical Engineering, Electronics, Embedded Systems, Firmware Development, I2C, Microcontroller, PCB Layout, Prototyping, Sof...

My Windows desktop boots, reaches the desktop, then freezes or reboots without warning—no blue screen, no error code, sometimes while it’s just sitting idle. I need the underlying hardware or system fault identified and resolved so the machine can run for hours without crashing... (Budget: $10 - $30 USD, Jobs: C Programming, C++ Programming, Computer Repair, Computer Security, D...

Saya ingin membangun sebuah website yang berfokus pada kesehatan dan istirahat, lengkap dengan fitur Pelacak olahraga dan langkah harian. Melalui situs ini, pengguna dapat memonitor aktivitas fisik mereka... (Budget: $2 - $8 USD, Jobs: CSS, HTML, JavaScript, PHP, UI / User Interface, Web Design, Website Design)