Sr. Full Stack Developer – AWS, AI ( Copilot)

Role : Sr. Full Stack Developer – Node.js ,AWS, AI ( Copilot)Location : Walnut Creek, CA ( Onsite)Note : F2F Interview in Walnut Creek, CANo. of Roles - 5JD :8+ years of professional software engineering experience.5+ years of hands-on AWS development experience.Bachelor’s degree in computer science, Software Engineering, Information Systems, a related technical discipline, or equivalent practical experience.Proven ability to independently deliver production-ready applications.Strong communication skills and ability to work directly with business stakeholders.Self-directed, pragmatic, and delivery-focused.Full Stack Application DevelopmentExpert-level React and TypeScript / JavaScript.Strong Node.js development experience.Experience building medium to large-scale business applications.Strong understanding of REST APIs, microservices, and event-driven application design.AWS Serverless & Cloud ArchitectureExpert-level hands-on experience with AWS Lambda, API Gateway, Cognito, EventBridge, Step Functions, S3, CloudFront, and Route 53.Strong production experience with DynamoDB and Aurora/RDS using SQL such as MySQL or PostgreSQL.Strong understanding of IAM, cloud security, Cognito, Okta integration, authentication, authorization, and scalable serverless architecture.Amazon Bedrock & LLM IntegrationHands-on experience integrating Amazon Bedrock foundational models into business applications.Ability to design prompts that convert unstructured inputs into reliable, structured outputs, including JSON.Experience implementing LLM-powered features such as email/document summarization, classification, extraction, and workflow assistance.Ability to validate LLM outputs and safely connect them to downstream application logic and enterprise APIs.DevOps, CDK & Delivery AutomationExpert-level AWS CDK experience is required.Strong experience with CodePipeline, CodeDeploy, CloudFormation, and GitHub-based workflows.Strong experience with GitHub Actions or equivalent CI/CD tooling.Ability to create repeatable, automated deployments across environments.AI-Assisted DevelopmentHeavy user of Cursor, GitHub Copilot, or similar AI-assisted development tools.Demonstrated ability to use these tools to rapidly build, test, refactor, and deploy applications.Comfortable operating in high-velocity prototyping and delivery environments.