Senior Full-Stack Engineer: AI, Geo & Agent Systems

Trinnex; Edison (NJ); On-site; USD 120,000 - 170,000; Full time

Job summary

Trinnex is seeking a Senior Full Stack Developer to join our Digital Solutions team. You’ll work on modern, high‑impact applications that bring together sensor and IoT data, geospatial technologies, machine learning, and AI‑powered agent systems to solve real‑world engineering and environmental challenges.

In this role, you’ll help shape next‑generation intelligent applications, including systems that use autonomous agents and A2A communication.

Qualifications

• Bachelor's degree in a related field or equivalent experience.
• 5+ years in software development with full stack responsibilities.
• Strong experience with React, .NET backend, and modern JS/TS tooling.

Responsibilities

• Design, develop, and maintain scalable frontend and back-end applications.
• Build and optimize REST, GraphQL, and other APIs for performance and security.
• Contribute to AI-enabled features, agent-based components, and RAG workflows.
• Collaborate across teams, perform code reviews, and mentor juniors.
• Participate in CI/CD, testing, deployment, and DevOps collaboration.

Skills

Full stack development

React with Context API and Hooks

C#/.NET

JavaScript/TypeScript

API design

Geospatial data concepts

Education

Bachelor's degree

Tools

React

Next.js

Node.js

Express

GraphQL

REST APIs

ESRI

PostGIS

Mapbox

Kubernetes

Job description

Trinnex is seeking a Senior Full Stack Developer to join our Digital Solutions team. You’ll work on modern, high‑impact applications that bring together sensor and IoT data, geospatial technologies, machine learning, and AI‑powered agent systems to solve real‑world engineering and environmental challenges.

In this role, you’ll help shape next‑generation intelligent applications, including systems that use autonomous agents and A2A communication.