Senior Full-Stack Engineer: Cloud AI for Federal Missions

Crystal Management, LLC; United States; On-site; USD 120,000 - 180,000; Full time

Job summary

Crystal Management, LLC is seeking a Senior Full Stack Developer to design, build, and scale secure cloud-native applications for federal missions. You will work across the stack with React, TypeScript, Node.js, Python, and AWS, applying modern DevOps practices and AI-assisted development tools.

You will collaborate with product owners and mission stakeholders to translate requirements into reliable technical solutions, improve performance, security, and cost efficiency, and contribute to

Qualifications

• 7+ years of hands-on full-stack software development experience.
• Bachelor's degree or equivalent education and experience.
• Strong experience with React, TypeScript, Node.js, and/or Python.
• Hands-on AWS development experience, including cloud-native or serverless application design.
• Experience with PostgreSQL, relational database design, APIs, and system integrations.
• Experience with GitLab, CI/CD pipelines, automated testing, Agile delivery, and secure development practices.
• Experience with Docker and containerized deployments in ECS, EKS, or similar environments.
• Familiarity with AWS CLI, SAM CLI, and modern developer workflows.
• Interest in using agentic AI and AI-assisted development tools to improve engineering speed, quality, and creativity.
• Ability to obtain a DHS Public Trust and TSA clearance.

Responsibilities

• Build modern web applications using React, TypeScript, Node.js, Python, and scalable full-stack engineering patterns.
• Design and implement secure AWS cloud solutions using services such as Lambda, Step Functions, EventBridge, SQS, SNS, API Gateway, S3, Aurora PostgreSQL, Bedrock, EC2, ECS, or EKS.
• Create APIs, microservices, integrations, and event-driven workflows that improve mission delivery and user experience.
• Develop Infrastructure as Code using CloudFormation, CDK, Terraform, or similar tools.
• Automate build, test, deployment, and release processes using GitLab CI/CD and modern DevOps practices.
• Use AI-powered development tools such as Kiro, Amazon Q Developer, GitHub Copilot, or similar platforms to accelerate coding, testing, refactoring, and specification-driven development.
• Collaborate with customers, product owners, designers, engineers, and mission stakeholders to turn requirements into reliable technical solutions.
• Improve application performance, security, scalability, availability, and cost efficiency.
• Write clean, maintainable, well-tested code and contribute to technical documentation, planning, and release readiness.

Skills

React

TypeScript

Node.js

Python

AWS

DevOps

AI tools

DHS/TSA clearance

Education

Bachelor's degree or equivalent education

Tools

Docker

PostgreSQL

GitLab CI/CD

Terraform/CloudFormation

AWS CLI

SAM CLI

Job description

Crystal Management, LLC is seeking a Senior Full Stack Developer to design, build, and scale secure cloud-native applications for federal missions. You will work across the stack with React, TypeScript, Node.js, Python, and AWS, applying modern DevOps practices and AI-assisted development tools.

You will collaborate with product owners and mission stakeholders to translate requirements into reliable technical solutions, improve performance, security, and cost efficiency, and contribute to