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Check out a sample of the 12 API jobs posted on Upwork

.NET DevOps Web Developer and API expert Hourly ‐ Posted 1 month ago

30+ hrs/week
Hours needed

More than 6 months
Duration

Intermediate
Experience level

Seeking seasoned web developer(s) to maintain, troubleshoot, and enhance the Paybev 4 application. The developer should be well-versed…

API Database Git API Integration C# JavaScript API Jobs .NET Framework HTML
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$25
Fixed-price

Expert
Experience level

[Hiring ASAP] We're looking to hire a developer to write custom code that will be embedded on a Webflow website to send form submissio…

API Podio Ruby API Jobs JavaScript PHP
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WebAPI Developer .NET 8 Hourly ‐ Posted 25 days ago

30+ hrs/week
Hours needed

More than 6 months
Duration

Intermediate
Experience level

Build a Microservices architecture based on the architect's requirements. Working on a team of 3. Microservices architecture is based o…

API MongoDB Microsoft SQL Server Azure Cosmos DB API Integration API Jobs ASP.NET MVC ASP.NET .NET Framework C# Entity Framework Git Transact-SQL Data Access Layer Database
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$700
Fixed-price

Intermediate
Experience level

Project Objective We are evaluating the Wix Studio platform as a replacement for our current web platform, however, we want to test s…

API Prototyping API Jobs Web Development
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30+ hrs/week
Hours needed

More than 6 months
Duration

Expert
Experience level

About MealMe: MealMe Inc. has been revolutionizing the way people access and interact with real-time data on menus and product availabi…

API API Jobs Python Automation
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$350
Fixed-price

Intermediate
Experience level

Basically, I would like to setup a generic, simple running algo trading system. I don't have the time to R&D but as a python developer…

API API Jobs TradeStation Python
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WebAPI Developer .NET 8 Hourly ‐ Posted 1 month ago

30+ hrs/week
Hours needed

More than 6 months
Duration

Intermediate
Experience level

Build a Microservices architecture based on the architect's requirements. Working on a team of 3. Microservices architecture is based o…

API MongoDB Microsoft SQL Server Azure Cosmos DB API Integration API Jobs ASP.NET MVC ASP.NET .NET Framework C# Entity Framework Git Transact-SQL Data Access Layer Database
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Laravel API Developer Hourly ‐ Posted 1 month ago

30+ hrs/week
Hours needed

More than 6 months
Duration

Expert
Experience level

We're looking for someone highly experienced with building enterprise RESTful APIs in Laravel. This will include: - Enterprise struct…

API API Development RESTful API Laravel API Jobs PHP
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Platform Hourly ‐ Posted 1 month ago

Less than 30 hrs/week
Hours needed

3 to 6 months
Duration

Entry
Experience level

OBJECTIVE: ProfessionDeck is the Fiverr for Educators. ProfessionDeck is a cutting-edge platform designed to revolutionize how educato…

API HTML5 HTML API Jobs JavaScript Web Development
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Less than 30 hrs/week
Hours needed

3 to 6 months
Duration

Expert
Experience level

We need someone to assist us with building algorithmic / automated trading strategies. You can be experienced exactly in that or simp…

API API Jobs EasyLanguage NinjaTrader TradeStation Java
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