Junior Software Engineer – .NET

Valid

Junior .NET Software Engineer supporting development and maintenance of secure identification solutions. Collaborating on projects involving APIs, databases, and user interfaces.

Posted 7/10/2026full-timeRemote • 🇧🇷 BrazilJuniorWebsite

Tech Stack

Tools & technologies

JavaScript.NETNoSQLRabbitMQReact

About the role

Key responsibilities & impact

Assist in the development and maintenance of REST APIs, Windows Services, and Workers using .NET 8.0 and .NET Framework 4.8;
Participate in the implementation of solutions based on SOLID design principles and scalable architectures;
Collaborate with the team on work with relational and NoSQL databases;
Contribute to the development of user interfaces using React JS, JavaScript, HTML5, and CSS3;
Support authentication integration with OAuth, OpenID, and JWT.

Requirements

What you’ll need

Knowledge of C#, .NET 8.0, and .NET Framework 4.8;
Familiarity with developing REST APIs, Windows Services, and Workers;
Basic understanding of relational and NoSQL databases;
Basic knowledge of ORMs and messaging systems (RabbitMQ, Pub/Sub);
Knowledge of JavaScript, HTML5, CSS3, and React JS.
**Preferred qualifications:**
Knowledge of software design patterns;
Experience developing software with Artificial Intelligence.

Benefits

Comp & perks

Medical insurance (health coverage)
Dental plan
iFood Benefits
Wellhub
Transportation allowance
Childcare assistance
Profit-sharing (PLR)
Life insurance
Hybrid work model
Day off

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

C#.NET 8.0.NET Framework 4.8REST API DevelopmentWindows ServicesJavaScriptHTML5CSS3NoSQL DatabasesORMs