Senior Full-Stack Developer — AI & Geospatial Platforms

Trinnex; Irvine (CA); 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 Irvine. You’ll work on modern applications that integrate sensor/IoT data, geospatial tech, ML, and AI-powered agents to address environmental challenges.

You’ll influence architecture and deliver scalable, production-ready solutions. Ideal candidates have 5+ years of experience in full stack development, strong React, C#/.NET, and Node.js/TypeScript skills, plus experience with API design, GIS tools, and AI

Qualifications

• 5+ years of related experience in full stack development.
• Bachelor's degree required; equivalent experience considered.

Responsibilities

• Design, develop, and maintain scalable frontend and back-end applications using modern frameworks and architectures.
• Build, integrate, and optimize REST, GraphQL, and other APIs for secure, high-performing systems.
• Contribute to AI-enabled features, including agent-based workflows and RAG-enabled components.
• Develop automated testing strategies and deploy via CI/CD pipelines; collaborate with DevOps for production readiness.
• Mentor and guide junior developers across frontend, backend, and integration work.

Skills

Full stack

React

C#/.NET

JavaScript/TypeScript

API design

Geospatial tech

AI agent systems

RAG patterns

Multi-agent workflows

Team collaboration

Education

Bachelor's degree

Tools

ESRI GIS

PostGIS

Mapbox

Kubernetes

CI/CD

GCP

Job description

Trinnex is seeking a Senior Full Stack Developer to join our Digital Solutions team in Irvine. You’ll work on modern applications that integrate sensor/IoT data, geospatial tech, ML, and AI-powered agents to address environmental challenges.

You’ll influence architecture and deliver scalable, production-ready solutions. Ideal candidates have 5+ years of experience in full stack development, strong React, C#/.NET, and Node.js/TypeScript skills, plus experience with API design, GIS tools, and AI