Full Stack Developer (AI/LLM Focus)

Job Title: Full Stack Developer (AI/LLM Focus)
Location: Rockville, MD 20850 (Hybrid/Onsite)
Duration: 12+ Months Contract with possible extension/conversion

Only Local Candidate allowed.

Job Overview

We are seeking a highly skilled Full Stack Developer to design, build, and maintain scalable end-to-end applications. This role goes beyond traditional full stack work by incorporating AI-assisted development and Large Language Model (LLM) integrations. The ideal candidate will work across the full technology stack-from modern front-end frameworks to backend microservices and cloud-native architectures-while contributing to innovative AI-driven solutions.

Required Skills

• 5+ years of Full Stack Development experience
• Strong expertise in:
  • Java (Spring Boot, Spring MVC)
  • Python (FastAPI, Flask, or Django)
• Hands-on experience with Angular or Vue.js
• Solid experience with databases such as PostgreSQL, MongoDB, and DocumentDB
• Strong working knowledge of AWS services including:
  • EC2
  • Lambda
  • S3
  • ECS/EKS
  • RDS
  • IAM
  • CloudWatch
• Experience with AI-assisted development tools such as Amazon Q Developer and Kiro
• Practical experience integrating Large Language Models (LLMs) into applications
• Familiarity with CI/CD pipelines, Docker, and Infrastructure-as-Code
• Experience with test automation frameworks
• Strong understanding of:
  • REST API Design
  • Microservices Architecture
  • Secure Coding Practices

Responsibilities

• Develop and maintain full stack applications across UI, backend, and data layers
• Build responsive and accessible interfaces using Angular or Vue.js
• Design and develop REST APIs and microservices using Java (Spring Boot) and Python frameworks (FastAPI, Flask, Django)
• Work with relational and NoSQL databases such as PostgreSQL and MongoDB/DocumentDB
• Architect and deploy cloud-native solutions on AWS (Lambda, ECS, S3, API Gateway, CloudFormation, CDK)
• Build and integrate LLM-powered features using platforms like AWS Bedrock
• Leverage AI coding tools such as Amazon Q Developer and Kiro to improve productivity
• Participate in large-scale document processing and intelligent data extraction projects
• Collaborate in Agile/Scrum teams and contribute to sprint ceremonies
• Implement automated testing using Selenium, Cypress, or Playwright
• Optimize application performance across frontend, APIs, and databases
• Conduct code reviews, write unit/integration tests, and follow best practices
• Mentor junior developers and support knowledge sharing

Preferred Qualifications

• Experience with document processing tools like Amazon Textract
• Knowledge of RAG (Retrieval-Augmented Generation) and vector databases
• AWS Certifications (Solutions Architect / Developer Associate)
• Experience in financial services or regulatory domain
• Understanding of prompt engineering and LLM fine-tuning
• Experience with Terraform or AWS CDK

Important Notes

• Strong AI/LLM integration experience is highly preferred
• Candidates with hands-on AWS cloud-native development experience will be prioritized
• Excellent communication and collaboration skills required