Full-Stack Developer – .NET, React

EX Squared LATAM

Mid-Level Full-Stack Developer building scalable applications with .NET and React. Join a collaborative team delivering impactful digital solutions for global clients in an agile environment.

Posted 4/10/2026full-timeRemote • 🇨🇷 Costa RicaMid-LevelSeniorWebsite

Tech Stack

Tools & technologies

JavaScript.NETReactSQL

About the role

Key responsibilities & impact

Develop and maintain full-stack web applications using React and .NET Core.
Build responsive and high-quality user interfaces using JavaScript, HTML5, and CSS.
Design and implement backend services with C# and .NET.
Work with SQL Server to design, optimize, and manage data models.
Collaborate within Agile teams (Scrum/XP) to deliver high-quality solutions.
Apply best practices in clean code, testing, and performance optimization.
Contribute to deployment and continuous integration processes.

Requirements

What you’ll need

5+ years of experience as a Full-Stack Developer.
Strong experience with React, JavaScript, HTML5, and CSS.
Solid experience with .NET / C#.
Experience working with SQL Server and relational databases.
Understanding of Object-Oriented Programming and best coding practices.
Experience working in Agile environments (Scrum or XP).
Familiarity with unit testing and TDD principles.
Advanced English level (85%+), with strong communication skills.

Benefits

Comp & perks

Be part of a LATAM team delivering impactful solutions for global clients.
We value technical excellence, collaboration, and continuous growth.

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

ReactJavaScriptHTML5CSS.NET CoreC#SQL ServerObject-Oriented Programmingunit testingTDD

Soft Skills

communication skillscollaborationAgile methodologies