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Senior Fullstack Developer (.Net/C#)

Workana Limited

Job Overview

Location

Remote

Job Type

Part-time

Full Job Description

📋 Description

• Senior Fullstack Developer (.Net/C#) role focused on developing and evolving a proprietary ERP system (Projeto Sistêmico C2BR) for a healthcare and education technology client, contributing to corrective and evolutionary improvements, new components, and integrated APIs.
• Day-to-day responsibilities include developing and maintaining .NET/C# WebForms applications, creating and optimizing ASP.NET Core RESTful APIs, refactoring ERP components, modeling and optimizing SQL Server queries (including EDMX), implementing HTTP API integrations, writing unit and integration tests, producing technical documentation, and ensuring solution quality, performance, and security.
• Workana Limited is a global talent platform connecting skilled professionals with remote opportunities; this role is part-time (4 hours/day, flexible schedule) and fully remote, initially for 3 months with possible extension, serving a client in the health and education tech sector.
• The role offers the opportunity to deepen expertise in legacy .NET WebForms systems while contributing to modern API-driven architectures, gain experience in healthcare/education domain integrations, and grow as a proactive, collaborative technical contributor in a flexible remote environment.

🎯 Requirements

• Minimum 5 years of experience in Fullstack development
• Minimum 2 years of experience with .NET WebForms
• Solid experience with Visual Studio
• Experience with DevExpress
• Experience with SQL Server, including EDMX model maintenance
• Experience developing REST APIs with ASP.NET Core using JSON for system integration

🏖️ Benefits

• 100% remote work arrangement
• Part-time schedule (4 hours per day) with flexible hours
• Monthly remuneration of up to R$ 9,000.00
• Contract model: PJ through Workana
• Initial 3-month duration with possibility of extension

Skills & Technologies

ASP.NET

REST

Full Stack

Senior

Remote

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Workana Limited

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About Workana Limited

Workana is a leading freelance platform connecting businesses with skilled professionals across Latin America. It facilitates remote work by offering a marketplace for a wide range of services, including design, programming, marketing, translation, and administrative support. Companies can post projects, and freelancers can bid on them, fostering a dynamic and efficient hiring process. Workana emphasizes security, payment protection, and dispute resolution to ensure a trustworthy environment for both clients and freelancers. The platform aims to empower individuals and businesses by democratizing access to talent and opportunities within the digital economy.

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