Senior Full-Stack Engineer: AI-Driven Geospatial Apps

Trinnex; Carbondale (IL); On-site; USD 110,000 - 165,000; Full time

Job summary

Trinnex is seeking a Senior Full Stack Developer to join our Digital Solutions team in Carbondale, Illinois. You will work on modern applications that integrate sensor/IoT data, geospatial tech, and AI-powered components across the full stack.

You'll design scalable frontend and backend, implement REST/GraphQL APIs, and contribute to agent-based systems with RAG patterns and A2A communications. Collaboration with cross-functional teams and mentoring junior developers are key parts of the role.

Qualifications

• Strong experience designing and developing full stack web applications.

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 to support secure, high performing systems.
• Apply best practices in code quality, security, performance optimization, and testing throughout the development lifecycle.
• AI driven features including agent-based workflows and intelligent application components.
• Support systems that use retrieval augmented generation (RAG), vectorized data access, and contextual retrieval strategies.
• Collaborate on architectures that enable agent orchestration and agent to agent communication.
• Develop and execute automated testing strategies to ensure reliability and performance.
• Deploy applications through CI/CD pipelines and partner with DevOps teams to support scalability, monitoring, and production readiness.
• Troubleshoot and resolve complex issues across the application stack.
• Collaborate with developers, designers, DevOps, and domain experts on solution design and feature delivery.
• Conduct code reviews and contribute to continuous improvement of engineering practices.
• Mentor and support junior developers across frontend, backend, and integration work.

Skills

Full stack

React

C#/.NET

TypeScript/JS

API design

Geospatial tech

Troubleshooting

Communication

Agentic systems

RAG patterns

A2A

AI tools

Learning mindset

Education

Bachelor's degree

Tools

Kubernetes

CI/CD pipelines

Google Cloud Platform

Job description

Trinnex is seeking a Senior Full Stack Developer to join our Digital Solutions team in Carbondale, Illinois. You will work on modern applications that integrate sensor/IoT data, geospatial tech, and AI-powered components across the full stack.

You'll design scalable frontend and backend, implement REST/GraphQL APIs, and contribute to agent-based systems with RAG patterns and A2A communications. Collaboration with cross-functional teams and mentoring junior developers are key parts of the role.