Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Remote Backend C#/.NET Developer for APIs

Temporary

YO AI Labs

YO AI Labs is seeking a Backend C#/.NET Developer for contract-based remote work. You will build and maintain backend services and REST APIs, focusing on reliability, scalability, and security. The role emphasizes MySQL schema design and efficient query optimization as part of AI training and evaluation support.

Ideal candidates have strong C#/.NET experience, solid database skills, and the ability to work autonomously in a distributed, remote team environment.

#J-18808-Ljbffr
Vacancy posted 4 days ago
Similar jobs that could be interesting for youBased on the Remote Backend C#/.NET Developer for APIs in Boston, MA vacancy
  •  ...Computer SoftwareClient: WiproContact: Meghana GorusuCompany: SRI Tech SolutionsC#.Net API backend developer with Azure leadsRedmond, WAContractRequired Skills & QualificationsStrong proficiency in C# and .NET framework.Hands-on experience with API development and Azure... 
    Backend
    .net
    Hourly pay

    SRI Tech

    Redmond, WA
    4 days ago
  •  ...Backend C#/.NET Developer Backend C#/.NET Developer Job Type: Contract Location: Remote Job Summary: In this role, you'll apply your expertise to help train next-generation...  ...and maintain robust backend services and APIs using C# and.NET frameworks.... 
    Remote work
    Backend
    .net
    Contract work

    ESR Healthcare

    United States
    5 days ago
  •  ...Blazor C# Developer We are seeking a Full-Stack Software Engineer with strong.NET fundamentals to build and scale data-dense web applications for public health...  ...) and develop robust, high-performance backend services and Web APIs using C#. While the platform processes... 
    Remote work
    Backend
    .net
    Full time
    Contract work

    RIT Solutions

    United States
    4 days ago
  • $115k

     ...NET Developer Austin, TX (Remote) Pay From: $115,000 per year MUST: Eligible for...  ...Public Trust Experienced backend.NET Developer 8+ years of...  ...a strong understanding of C# Proficiency in developing...  ...with RESTful services and APIs Strong understanding of... 
    Remote work
    Backend
    .net

    Quadrant

    United States
    3 days ago
  •  ...Job Title: C# Developer Location: NJ Job Type: Full-Time Department:...  ...software applications using C# and the .NET framework. The ideal candidate will...  ...Framework/.NET Core . Work on backend services, APIs, and application logic . Collaborate... 
    Remote work
    Backend
    .net
    Full time

    Ova Technologies

    United States
    5 days ago
  • $60 - $110 per hour

     ...Role Overview Apply your backend engineering expertise...  ...is required, your C#/.NET and database expertise...  ...Responsibilities Design, develop, and maintain reliable backend services and APIs using C# and .NET frameworks...  ...in a fully remote environment and manage... 
    Remote work
    Backend
    .net
    Hourly pay
    Contract work

    SaidGig

    United States
    17 days ago
  •  ...security and threat detection. In this role, you’ll develop C#/.NET backend services, APIs, and microservices that power real-time data processing...  ...requirements ~ This position is fully on site with no remote option.  ~#LI-NA1 Securiport is proud to be an Equal... 
    Remote work
    Backend
    .net
    Full time
    Contract work

    Securiport

    Herndon, VA
    1 day ago
  • Senior Software Engineer - C# / AI / Azure - Long-term...  ...which can be done remotely in the US on East Coast...  ...software solutions across backend, frontend, cloud, and infrastructure...  ..., backend services, APIs, front-end experiences,...  ...technologies such as:.NET / C#PythonJavaScript /... 
    Remote work
    Backend
    .net
    Long term contract
    Full time
    Contract work
    Immediate start
    Visa sponsorship

    Benchmark IT

    Montvale, NJ
    3 days ago
  •  ...We are seeking a full-stack backend API Developer for an onsite contract (W-2)...  ...integrations across a mixed Python and .NET estate running on AWS,...  ...microservices in Python and C#/.NET - Build and consume...  ...onsite role in Atlanta, GA — no remote or hybrid option.... 
    Remote work
    Backend
    .net
    Contract work
    Temporary work

    Josh Pros LLC

    Atlanta, GA
    5 days ago
  •  ...Role: .Net Developer Location: Trumbull, CT - Remote Duration: Full-Time + Benefits The Senior Software Engineer...  ...of client's online and backend platforms using .NET technologies....  ...design patterns. Proficient in C# and .NET framework. Experience... 
    Remote work
    Backend
    .net
    Full time
    Work at office

    Cardinal Integrated Technologies, Inc.

    Trumbull, CT
    13 hours ago
  • $115k

     ...up to 4 days) Location : Remote Lap of Love is a national...  ...growing team by employing a .NET API Developer to join our Systems Administration...  ...and maintenance of backend integration stacks for 3rd party...  ...years of experience writing C# using .NET 8 ~3-5 years of... 
    Remote work
    Backend
    .net
    Full time
    Temporary work
    Work experience placement
    Monday to Friday
    Night shift
    Early shift

    Lap of Love

    Lutz, FL
    5 days ago
  • $105.09k - $186.5k

     ...currently seeking a Onbase API Developer We are looking for an  OnBase...  ...using REST/SOAP APIs, .NET/C#, SQL, and workflow/document management...  ...Unity/API integrations, and backend application development. The...  ...starting pay range for this remote role is $105,094 to $186,500.... 
    Remote work
    Backend
    .net
    Temporary work
    Work at office
    Flexible hours

    NTT DATA, Inc.

    California
    7 days ago
  •  ...Skill: Senior C#.Net Developer Strong .Net core, API Development & Backend development experience. Develop .Net code to manage the SQL data for various aspects of data driven logic. Utilize Azure DevOps, CI/CD pipelines and associated technologies... 
    Backend
    .net

    3B Staffing LLC

    Pepper Pike, OH
    2 days ago
  • $100k - $150k

    Senior Full Stack Developer (.NET / SQL / Angular)Location: Fully Onsite - Orlando, FLSalary: $1...  ...developer who can confidently build scalable backend services, manage complex data workflows,...  ...frameworks • Build and integrate REST APIs using .NET Framework • Design, develop,... 
    Backend
    .net

    Crawford Thomas Recruiting

    Orlando, FL
    4 days ago
  •  ...know if you are available for this role. Title: Senior C#.Net Developer Location : Detroit, MI Duration:...  ...Skill: Senior C#.Net Developer Strong .Net core, API Development & Backend development experience. Develop .Net code to manage... 
    Backend
    .net
    Full time
    Immediate start
    Relocation

    3B Staffing LLC

    Mayfield Village, OH
    2 days ago
  • $100k - $110k

     ...years of experience in designing, developing, and deploying customized web, mobile...  ...and financial processes using C#, .NET. Must have experience in: Modifying...  ...; Developing web applications and backend services using C#, MVC, REST, API, .NET Core ensuring consistent and... 
    Backend
    .net
    Full time

    Groundworks

    Virginia Beach, VA
    2 days ago
  • Full Stack Software Engineer (C#, Angular, ASP.Net MVC, ADO.Net, Web API, REST, Entity Framework, HTML5, CSS3) in...  ...(no contracts, no corp to corp, no remote)      Salary: Excellent Compensation...  ...knowledge of domain expertise. -Develop detailed software architecture and... 
    Remote work
    .net
    Permanent employment
    Full time
    Work experience placement

    DBA Web Technologies

    San Diego, CA
    more than 2 months ago
  • $94.22 per hour

     ...Full-stack React/.net C# developer, to assist with the development of application of a legal case data portal, where users can search...  ....NET stack, using C# with ASP.NET Core (.NET 6/8) for backend REST and SOAP APIs, with AWS services such as Lambda for serverless... 
    Backend
    .net
    Hourly pay
    Local area
    3 days per week

    Real Soft

    Boise, ID
    3 days ago
  •  ...YO AI Labs is seeking a Backend C#/.NET Developer to join our remote team. You will build backend services and APIs, design MySQL schemas, and optimize performance for AI training workloads. Work with RESTful services, cloud-friendly architectures, and collaborate with... 
    Remote work
    Backend
    .net
    Contract work
    Flexible hours

    YO AI Labs

    United States
    3 days ago
  •  ...contracted Full Stack AI Developer will build, deploy,...  ...web applications, APIs, and tools while working remotely in a mid-level...  ...for the front end and C# or Python for the back...  ...and manage APIs and backend services, ensuring security...  ...proficiency in C#, .NET Core, or Python for... 
    Remote work
    Backend
    .net

    Virtual Vocations Inc

    United States
    3 days ago
  •  ...are currently seeking a OnBase API Developer to join our team in Chennai,...  ...using REST/SOAP APIs, .NET/C#, SQL, and workflow/document management...  ...Unity/API integrations, and backend application development. The...  .... While many positions offer remote or hybrid work options, these... 
    Remote work
    Backend
    .net
    Work at office
    Flexible hours

    NTT DATA, Inc.

    Tennessee
    23 days ago
  •  ...We're looking for a Senior C# Backend Developer with strong experience in C# and Visual Studio . Skills...  ...demonstrating curiosity about the internal mechanisms of APIs and architectural choices eg understanding how a NET API works internally not just when to use it... 
    Backend
    .net

    J M Group Inc

    Canada
    2 days ago
  •  ...Senior Software Developer Green Card or U.S Citizen...  ...applications in the Microsoft .NET development stack. You...  ...middle-tier and backend layers of enterprise...  ..., Visual Studio, C#, ASP.NET Web API, ASP.NET MVC, MS SQL Server...  .... One mid-week remote work from home day per... 
    Remote work
    Backend
    .net
    Full time
    Work experience placement
    Work from home

    Lanvera

    Remote
    1 day ago
  •  ...Full Stack Developer For this contractor assignment, seeking a Full Stack developer with strong VB.Net and SQL experience that will work in a fast paced, collaborative environment...  ..., unit testing in a variety of technologies supporting UI, backend, API and database.... 
    Remote work
    Backend
    .net
    For contractors

    Randstad

    United States
    5 days ago
  •  ...Senior .NET Developer Overview: A public sector client of ours...  ...NET Architect for a 5-month remote contract opportunity that is...  ...~8 years - Proficiency in C# for backend development. ~8 years -...  ...on experience with RESTful APIs and microservices architecture... 
    Remote work
    Backend
    .net
    Contract work

    3B Staffing LLC

    Austin, TX
    3 days ago
  •  ...What You'll Do Build and maintain backend services in .NET 8 / C# and Python (FastAPI, Dramatiq workers, Dask data pipelines) Design microservice boundaries, API contracts, and data flows as we decompose a monolithic Rails application into independent services... 
    Backend
    .net
    Contract work

    Programmers.io

    Columbia, SC
    4 days ago
  •  ...Senior Level .Net/C# Developer Candidates must be local to North Carolina. The client is seeking a Senior Level.Net/C# Developer for an approximately...  ...applications, for developing and supporting.Net/C# based REST API services and Web Applications. The contractor must have... 
    Remote work
    .net
    For contractors
    Local area

    Software Technology Inc

    Raleigh, NC
    4 days ago
  • $58 - $60 per hour

     ...Position: .Net Developer Location: Irving, TX (Hybrid – 3 days onsite; 2 days remote) Duration: 24 months contract...  ...hands-on experience with C# and .NET application...  ...Experience developing RESTful APIs, services, batch...  ..., integrations, or backend application components... 
    Remote work
    Backend
    .net
    Contract work

    Pinnacle Group

    Irving, TX
    12 hours ago
  • $75 - $78 per hour

     ...Job Duties IDR is seeking a Senior C#/.NET Developer. The role involves developing and supporting CAKS applications, services, APIs, and integrations using Microsoft technologies in a remote setting. This position combines hands-on development with supporting reliability... 
    Remote work
    .net
    Full time
    Shift work

    IDR, Inc.

    Saint Paul, MN
    2 days ago
  •  ...Title: .Net Developer Job Description: Must Haves: C# .NET CORE AWS, NOT AZURE Job...  ...Senior Multi-Tenant .NET Backend & Integration Engineer...  ...write high-performance APIs using C# and .NET that...  ...the AWS-hosted API and remote external databases.... 
    Remote work
    Backend
    .net

    RIT Solutions, Inc.

    Jersey City, NJ
    4 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Remote Backend C#/.NET Developer for APIs. Be the first to apply!