Senior Full-Stack Developer - .NET/C#, React & Mobile Apps

EasyHub, Inc; Orlando (FL); Remote; USD 80,000 - 120,000; Part time

Job summary

A technology firm specializing in automation is seeking a senior full stack developer to lead the technical evolution of their platform. You will design, develop, and maintain applications in .NET and React.js while owning the technical decisions. This is a contractor position with the flexibility to work remotely from Brazil in the Orlando time zone, focusing on scalable architectures and modern authentication practices.

Qualifications

• Strong experience with C# / .NET Core.
• Hands-on experience with React.js.
• Proficiency in at least one mobile development technology.
• Experience with MongoDB.
• Experience with Azure services.
• Familiarity with security best practices.

Responsibilities

• Design, develop, and maintain a multi-tenant back-end and front-end in .NET Core / C#.
• Build and consume secure and scalable RESTful APIs.
• Develop two mobile applications from scratch.
• Build and maintain the web management panel using React.js.
• Participate in the technical roadmap and product architecture planning.
• Ensure performance, scalability, maintainability, and best security practices.

Skills

C# / .NET Core

React.js

Mobile development (Flutter, React Native, Xamarin)

MongoDB

Azure services (Functions, App Services, Blob Storage, CosmosDB)

Scalable architectures and multi-tenant applications

API integrations and authentication

Education

Degree in Information Systems, Computer Science, Software Engineering or related fields

Job description

A technology firm specializing in automation is seeking a senior full stack developer to lead the technical evolution of their platform. You will design, develop, and maintain applications in .NET and React.js while owning the technical decisions. This is a contractor position with the flexibility to work remotely from Brazil in the Orlando time zone, focusing on scalable architectures and modern authentication practices.