Senior Backend Developer (C#/.NET + Node.js)

Encora10; Comisión de Fomento de Perú; Remote; ARS 106,019,000 - 166,601,000; Full time

Job summary

Coforge is seeking a Senior Backend Developer to design, implement, and maintain scalable backend services using Node.js, C#, and .NET. You will work with MongoDB and NoSQL databases and contribute to ETL processes in a remote, international setting.

The role requires 5+ years of backend experience, strong JavaScript (Node.js) and C#/NET skills, and a focus on delivering reliable, high-quality software through TDD and best practices.

Qualifications

• 5+ years of backend software development experience.
• Strong proficiency in JavaScript, especially Node.js.
• Strong hands-on experience with C# and the .NET framework.

Responsibilities

• Design, develop, and maintain scalable backend services using Node.js, C#, and .NET.
• Manage databases, particularly MongoDB and other NoSQL solutions, and support ETL processes.
• Collaborate with cross-functional teams to define, design, and deliver new features with clear tech and business requirements.
• Debug and troubleshoot issues and apply TDD to ensure reliable, high-quality code.

Skills

C#

.NET

Node.js

JavaScript

MongoDB

NoSQL

Backend Development

Test-Driven Development

Python

ETL tools

Education

Bachelor's degree in Computer Science/Information Technology or related

Tools

ETL tools

Job description

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

• Design, develop, and maintain scalable backend services using Node.js, C#, and .NET.
• Implement and manage databases, particularly MongoDB and other NoSQL solutions, while supporting ETL processes and reporting requirements.
• Collaborate with cross-functional teams to define, design, and deliver new features while effectively communicating technical and business requirements.
• Debug and troubleshoot application issues and apply test-driven development practices to ensure reliable, maintainable, and high-quality code.

Required Skills & Qualifications

• 5+ years of experience in backend software development.
• Strong proficiency in JavaScript, particularly Node.js.
• Strong hands‑on experience with C# and the .NET framework.
• Experience with MongoDB or other NoSQL databases.
• Solid understanding of backend development principles and best practices.
• Experience designing, developing, and maintaining backend services.
• Strong debugging and troubleshooting skills.
• Knowledge of test-driven development and software quality practices.
• Strong attention to detail with a proactive approach to problem‑solving.
• Bachelor’s degree in Computer Science, Information Technology, or a related field.

Preferred Skills

• Experience with Python.
• Familiarity with ETL processes and reporting tools.
• Experience with debugging techniques and tools.
• Experience applying test-driven development methodologies.

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.