Senior Full Stack Engineer (C# / Node.js / React)

Quick Facts

• Title: Senior Full Stack Engineer (C# / Node.js / React)
• Work model: Remote (USA)
• Contract: 6+ months
• Type: W2 (no benefits listed)
• Eligibility: USC / Green Card only
• Rate: $50–55/hr

Description

Hands-on Senior Full Stack Engineer responsible for designing, developing, and maintaining scalable applications across the full stack. You will build backend APIs/services with C# and Node.js, develop frontend capabilities with React and Vite, and support production by troubleshooting issues. The role requires balanced frontend and backend experience.

Responsibilities

• Design and develop scalable applications end-to-end
• Build and maintain backend APIs, services, integrations, and business logic
• Develop frontend capabilities using React and Vite
• Own projects independently from design through delivery and support
• Troubleshoot production issues and contribute to technical design

Requirements

• USC / Green Card eligibility (W2)
• 8–12+ years of experience
• Strong backend experience with C# and Node.js (APIs, services, integrations, business logic)
• Strong frontend experience with React and Vite
• 3–5+ years experience with distributed systems, application architecture, API design, and scalability
• Strong database experience with PostgreSQL and/or SQL Server; Redis and MongoDB are important
• Experience with Git, CI/CD, automated testing, deployments, and production support
• Ability to independently own projects end-to-end and troubleshoot production issues

Benefits

• W2 contract; no benefits listed in the posting
• Rate: $50–55/hr