Senior Full-Stack Developer: AI, Geospatial & Agents

Trinnex; Elizabeth (NJ); On-site; USD 120,000 - 160,000; Full time

Job summary

Trinnex is seeking a Senior Full Stack Developer to join our Digital Solutions team and work on modern, high-impact applications that integrate sensor/IoT data, geospatial tech, ML, and AI-powered agents. You will influence technical direction while building scalable, production-ready solutions across the full stack.

The role emphasizes designing AI-enabled features, agent-based workflows, and RAG implementations, with opportunities to mentor junior developers and collaborate with

Qualifications

• Bachelor's degree and 5 years of related experience.
• Equivalent additional directly related experience considered in lieu of a college degree.
• Domestic and/or international travel may be required.

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.
• Contribute to the design and implementation of 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 (A2A) 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 development

React

C#/.NET

TypeScript

API design

Geospatial tech

AI/Agent systems

Cloud/Kubernetes

Education

Bachelor's degree

Tools

ESRI

PostGIS

Mapbox

Kubernetes

CI/CD

Job description

Trinnex is seeking a Senior Full Stack Developer to join our Digital Solutions team and work on modern, high-impact applications that integrate sensor/IoT data, geospatial tech, ML, and AI-powered agents. You will influence technical direction while building scalable, production-ready solutions across the full stack.

The role emphasizes designing AI-enabled features, agent-based workflows, and RAG implementations, with opportunities to mentor junior developers and collaborate with