Full-Stack, AI-Driven Web Engineer – On-Site Detroit

Eccalon, LLC; Detroit (MI); On-site; USD 110,000 - 170,000; Full time

Job summary

Eccalon is seeking a Full Stack Developer to design, build, and ship production software across a portfolio of DoD, Intelligence, and enterprise programs.

You will own features end-to-end—from React front-ends and Next.js applications through Node.js/Python APIs and AWS-hosted data stores—and actively leverage LLM and AI-assisted development techniques to accelerate delivery and enhance product capabilities.

Qualifications

• Bachelor’s degree in Computer Science or related field, or equivalent experience.
• 3+ years shipping production web apps, in DoD/federal/regulatory env is a plus.
• Proficiency in Node.js and Python; experience with Express/Nest/Next.js API routes.
• Hands-on experience integrating LLM APIs into production apps; AI-enabled workflows.

Responsibilities

• Design and maintain full-stack web applications from UI to data layer.
• Build front-end with React/Next.js and reusable components.
• Integrate LLM APIs and build RAG pipelines for AI features.
• Develop back-end REST APIs with Node.js and Python; ensure security and scalability.
• Ensure AWS integration and secure authentication flows; mentor junior engineers.

Skills

Node.js

Python

Express.js

Nest.js

Next.js

LLM integration

PostgreSQL

DynamoDB

REST APIs

AWS

Git

CI/CD

DevSecOps

Education

Bachelor's degree in Computer Science

Equivalent work experience

Tools

Anthropic Claude

OpenAI API

LangChain

Pinecone

pgvector

LlamaIndex

Job description

Eccalon is seeking a Full Stack Developer to design, build, and ship production software across a portfolio of DoD, Intelligence, and enterprise programs.

You will own features end-to-end—from React front-ends and Next.js applications through Node.js/Python APIs and AWS-hosted data stores—and actively leverage LLM and AI-assisted development techniques to accelerate delivery and enhance product capabilities.