Senior Backend Developer (C#/.NET + Node.js)
Summary
Senior backend developer who designs, builds, and maintains scalable backend services using Node.js, C#/.NET, and MongoDB/NoSQL databases, applying TDD, debugging, and ETL/reporting support. Remote role open to candidates in Costa Rica, Peru, Colombia, and Bolivia.
Job Title: Senior Backend Developer (C#/.NET + Node.js)
Key Skills: C#, .NET, Node.js, JavaScript, MongoDB, NoSQL, Backend Development, TDD
Experience: 5+ YOE.
Location: Costa Rica, Peru, Colombia, Bolivia
Mode: Remote
We at Coforge are hiring Senior Backend Developer (C#/.NET + Node.js) (#21053-4-4) with the following skill set.
Key Responsibilities
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Design, develop, and maintain scalable backend services using Node.js, C#, and .NET.
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Implement and manage databases, particularly MongoDB and other NoSQL solutions, while supporting ETL processes and reporting requirements.
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Collaborate with cross-functional teams to define, design, and deliver new features while effectively communicating technical and business requirements.
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Debug and troubleshoot application issues and apply test-driven development practices to ensure reliable, maintainable, and high-quality code.
Required Skills & Qualifications
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5+ years of experience in backend software development.
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Strong proficiency in JavaScript, particularly Node.js.
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Strong hands-on experience with C# and the .NET framework.
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Experience with MongoDB or other NoSQL databases.
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Solid understanding of backend development principles and best practices.
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Experience designing, developing, and maintaining backend services.
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Strong debugging and troubleshooting skills.
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Knowledge of test-driven development and software quality practices.
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Strong attention to detail with a proactive approach to problem-solving.
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Bachelor’s degree in Computer Science, Information Technology, or a related field.
Preferred Skills:
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Experience with Python.
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Familiarity with ETL processes and reporting tools.
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Experience with debugging techniques and tools.
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Experience applying test-driven development methodologies.
Posted On: 12-10-2026
At Coforge, we hire professionals based solely on their skills and do not discriminate based on age, disability, religion, gender, sexual orientation, socioeconomic status, or nationality.
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