Senior Full-Stack AI & Geospatial Engineer

Trinnex; Tacoma (WA); 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 Tacoma, WA. You will work on modern applications that fuse sensor/IoT data, geospatial tech, machine learning, and AI-powered agents to tackle water engineering challenges.

You will contribute across the full stack, design scalable APIs, and mentor teammates while pushing for production-ready, secure solutions. This role emphasizes collaboration, innovation, and hands-on delivery.

Qualifications

• Bachelor's degree required; equivalent experience considered.
• At least 5 years of related experience in full stack development.
• Experience with React, C#/.NET, and TypeScript is essential.
• Familiarity with geospatial tech and API design is preferred.

Responsibilities

• Design, develop, and maintain scalable frontend and back-end applications.
• Build and optimize REST/GraphQL APIs for high performance.
• Contribute to AI enabled, agent-based systems and RAG concepts.
• Collaborate across teams and mentor junior developers.

Skills

Full stack web

React

C#/.NET

TypeScript

Geospatial tech

Education

Bachelor's degree

Tools

ESRI

PostGIS

Mapbox

Kubernetes

GCP

Job description

Trinnex is seeking a Senior Full Stack Developer to join its Digital Solutions team in Tacoma, WA. You will work on modern applications that fuse sensor/IoT data, geospatial tech, machine learning, and AI-powered agents to tackle water engineering challenges.

You will contribute across the full stack, design scalable APIs, and mentor teammates while pushing for production-ready, secure solutions. This role emphasizes collaboration, innovation, and hands-on delivery.