Seema S.

Full Stack Developer | AWS Cloud & Serverless Expert | GenAI & RAG Solutions Engineer I am a Full Stack Developer with strong experience in building scalable web applications, cloud-native architectures, AI-powered platforms, and data engineering solutions. I specialize in React, Node.js, AWS Cloud, Serverless Architecture, and modern Generative AI solutions including RAG-based applications and intelligent automation systems. I am also the founder of 33helios where we work on scalable digital products, AI-powered knowledge platforms, cloud-native applications, automation systems, and data-driven solutions. We have created one Medicine alert(AreyouFine) which is live on google play store. Along with my personal technical expertise, we also have a team of managers and developers who help deliver projects efficiently across multiple technologies and business domains. I have experience managing projects independently from requirement gathering to deployment and production support, with a strong focus on scalability, clean architecture, performance optimization, and timely delivery. Core Expertise Full Stack Development JavaScript (ES6+) React.js Node.js Express.js REST APIs Material UI HTML5 / CSS3 Jest / Enzyme AWS Cloud & Serverless AWS Lambda API Gateway DynamoDB S3 CloudFront EC2 Cognito SQS SES Secrets Manager AWS Bedrock Serverless Framework AI & GenAI Solutions Generative AI Applications RAG (Retrieval-Augmented Generation) Chat Systems AI Knowledge Base Platforms AI Chatbot Development LLM Integrations AWS Bedrock Integrations OpenAI Integrations Embedding Pipelines Vector Databases AI Workflow Automation Multi-document AI Search & Summarization Data Engineering AWS Glue Pipelines ETL Workflows Data Processing Pipelines Cloud-based Data Transformation PySpark-based Data Engineering Databases PostgreSQL MySQL DynamoDB Certifications AWS Certified AI Practitioner (2026) AWS Certified Developer – Associate We enjoy building solutions that combine scalable backend systems, cloud infrastructure, AI capabilities, and intelligent data processing. Our recent work includes AI-powered document platforms, knowledge vaults, RAG-based chat systems, cloud-native SaaS products, and automated data pipelines. I work efficiently both independently and collaboratively with teams, supported by experienced managers and developers to ensure smooth communication, quality delivery, and scalable execution for projects of different sizes. If you are looking for someone who can build modern SaaS products, scalable cloud systems, AI-powered applications, or data engineering pipelines with complete ownership and technical depth, I would be happy to collaborate. Specialized In AWS Cloud & Serverless Applications Full Stack Web Development React & Node.js Applications Generative AI Solutions RAG Chat Applications AWS Bedrock & LLM Integrations Data Engineering & ETL Pipelines Startup MVP Development SaaS Platforms API Development & Cloud Automation