Senior Full-Stack Engineer - AI-Driven Geospatial Apps

Trinnex; Kenosha (WI); On-site; USD 102,000 - 179,000; Full time

Job summary

Trinnex is seeking a Senior Full Stack Developer to join our Digital Solutions team in transforming water resource management with AI-enabled, agent-based applications. You will work across a modern stack, integrating sensor/IoT data, geospatial tech, and ML to deliver scalable, production‑ready systems.

You will design and implement frontend and backend services, build secure APIs, and contribute to RAG and agent orchestration features while collaborating with a cross‑functional team and

Qualifications

• Bachelor's degree or equivalent experience.
• 5 years of related experience.
• Strong experience designing and developing full stack web applications.
• Experience with geospatial technologies such as ESRI, PostGIS, and Mapbox.

Responsibilities

• Design, develop, and maintain scalable frontend and back‑end applications using modern frameworks.
• Build, integrate, and optimize REST, GraphQL, and other APIs.
• Apply best practices in code quality, security, performance optimization, and testing.
• Mentor and collaborate with cross-functional teams on solution design and feature delivery.

Skills

Full stack development

React

C#/.NET

TypeScript/Node.js

API design

Geospatial tech

RAG patterns

Agent-based systems

DevOps

Communication

Education

Bachelor's degree

Tools

React

C#/.NET

Node.js

Next.js

Express

Mapbox

ESRI

PostGIS

Kubernetes

Job description

Trinnex is seeking a Senior Full Stack Developer to join our Digital Solutions team in transforming water resource management with AI-enabled, agent-based applications. You will work across a modern stack, integrating sensor/IoT data, geospatial tech, and ML to deliver scalable, production‑ready systems.

You will design and implement frontend and backend services, build secure APIs, and contribute to RAG and agent orchestration features while collaborating with a cross‑functional team and