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Fullstack Integration Engineer

Company

System One

Location

NA, VA

Posted

July 19, 2026

Position Overview

Senior Full-Stack Integration Engineer

Location: Remote – United States
Experience: 5+ years of professional software engineering experience

We are seeking a Senior Full-Stack Integration Engineer to design, build, and support cloud-based applications, APIs, and external partner integrations. This position is best suited for a backend-leaning full-stack engineer with strong experience in Node.js, TypeScript, React, AWS, and production database environments.

The ideal candidate will have hands-on experience developing partner-facing APIs, integrating third-party systems, and building reliable cloud services used by external customers and business partners.

Responsibilities
+ Design, develop, test, and maintain backend services using Node.js and TypeScript
+ Build and enhance frontend application features using React and TypeScript
+ Design and develop REST and/or GraphQL APIs for use by external partners
+ Integrate applications with third...

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