Backend Developer (Node JS)

Role Overview

Backend Developer (Node.js) for remote work with occasional travel to Concord, North Carolina. The role focuses on building scalable backend services on AWS, with emphasis on Amazon Bedrock for AI-driven features.

Responsibilities

• Design, develop, and maintain scalable backend services using Amazon Web Services (AWS), leveraging Amazon Bedrock for AI-driven capabilities.
• Implement RBAC using AWS Cognito groups to ensure secure, role-specific access.
• Perform backend security hardening including:
  • CORS lockdown
  • Input validation
  • API throttling / rate limiting
• Design and manage DynamoDB data models, including Global Secondary Indexes (GSIs) and backup/restore strategies.
• Develop and maintain data migration scripts and seed data tooling, executing migrations from staging to production.
• Contribute to PACE prototype feature implementation, including AI-powered features using Bedrock where applicable.
• Build and expose secure, scalable RESTful APIs and integrate them with frontend systems.
• Collaborate with frontend, DevOps, and product teams to deliver end-to-end solutions.
• Monitor performance, troubleshoot issues, and optimize backend reliability and scalability.

Requirements

• 9–13 years of backend development experience.
• Strong hands-on experience with Node.js (or similar backend technologies).
• Proven AWS experience, especially:
  • Amazon Bedrock (LLM integration, prompt orchestration, AI workflows)
  • AWS Cognito (authentication, RBAC)
  • DynamoDB (data modeling, GSIs, performance tuning)
  • AWS Lambda
  • API Gateway
• Solid understanding of authentication/authorization (RBAC, JWT, OAuth).
• Experience implementing API security best practices (CORS, validation, throttling/rate limiting).
• Hands-on experience with data migration (scripting and environment data management).
• Familiarity with Generative AI concepts and prompt engineering; ability to integrate AI services into backend systems.
• Experience with CI/CD pipelines, Git, and DevOps practices.
• Strong debugging, analytical thinking, and problem-solving skills.
• Good communication and ability to work cross-functionally.