Senior Full-Stack AI & Geospatial Engineer

Trinnex; Phoenix (AZ); On-site; USD 102,000 - 179,000; Full time

Job summary

Trinnex is hiring a Senior Full Stack Developer to join our Digital Solutions team in the United States. You will work on modern applications that integrate sensor/IoT data, geospatial tech, ML, and AI-powered agent systems to tackle water-management challenges.

You will design, develop, and deploy full stack solutions across frontend and backend, building robust APIs and scalable architectures while collaborating with a cross‑functional team to shape technical direction and ensure production

Qualifications

• Bachelor's degree or equivalent experience in a related field.
• 5 years of related experience required.
• Domestic and/or international travel may be required.

Responsibilities

• Design, develop, and maintain scalable frontend and back-end applications.
• Build and optimize REST, GraphQL, and other APIs.
• Collaborate with cross-functional teams and mentor juniors.

Skills

Full stack development

React with Context API

C#/.NET backend

JavaScript/TypeScript

API design and integration

Geospatial tech (ESRI, PostGIS, Mapbox

AI/agent-based systems

DevOps & CI/CD

Communication & collaboration

RAG patterns & A2A

Education

Bachelor's degree

Tools

React

Next.js

Node.js

Express

GraphQL

REST APIs

C#/.NET

Kubernetes

Job description

Trinnex is hiring a Senior Full Stack Developer to join our Digital Solutions team in the United States. You will work on modern applications that integrate sensor/IoT data, geospatial tech, ML, and AI-powered agent systems to tackle water-management challenges.

You will design, develop, and deploy full stack solutions across frontend and backend, building robust APIs and scalable architectures while collaborating with a cross‑functional team to shape technical direction and ensure production