Senior Full-Stack Engineer – AI & Geospatial Apps

Trinnex; Erie (Erie County); On-site; USD 102,000 - 179,000; Full time

Job summary

Trinnex is seeking a Senior Full Stack Developer to join its Digital Solutions team in the United States. You will work on modern applications integrating sensor/IoT data, geospatial tech, ML, and AI-powered agents to solve environmental challenges.

You will design and build scalable frontend and backend systems, implement APIs, and contribute to agent orchestration and RAG workflows, while collaborating with a cross-functional team for production readiness.

Qualifications

• Bachelor's degree and 5 years related experience.
• Domestic and/or international travel may be required.
• The frequency of travel is contingent on duties and workload.

Responsibilities

• Design, develop, and maintain scalable frontend and backend applications.
• Build and optimize REST, GraphQL, and other APIs for secure, high performing systems.
• Contribute to AI driven features, including agent-based workflows and RAG-enabled components.
• Support CI/CD deployments, testing, monitoring, and production readiness.
• Mentor junior developers and collaborate across cross-functional teams.

Skills

Full stack web development

React

C#/.NET

TypeScript

API design

Geospatial technologies

AI-enabled systems

RAG patterns

Agent-based workflows

A2A communication

Education

Bachelor's degree

Tools

ESRI

PostGIS

Mapbox

Kubernetes

CI/CD pipelines

Google Cloud Platform

Job description

Trinnex is seeking a Senior Full Stack Developer to join its Digital Solutions team in the United States. You will work on modern applications integrating sensor/IoT data, geospatial tech, ML, and AI-powered agents to solve environmental challenges.

You will design and build scalable frontend and backend systems, implement APIs, and contribute to agent orchestration and RAG workflows, while collaborating with a cross-functional team for production readiness.