Sumitha Prathap

Tech stack: React, TypeScript, Node.js, PostgreSQL Multi-tenant SaaS platform (Everest) enabling secure organization onboarding, user management, and subscription-based feature access. Built with React (TypeScript) and Node.js, using JWT authentication, and protected routes. Designed stateless REST APIs and a tenant-aware PostgreSQL schema with strict data isolation. Implemented subscription lifecycle management, usage metering, and scalable, plan-driven feature gating.

Tech stack: React, TypeScript, Node.js, GraphQL, MySQL, Redis AI-enabled chess academy platform managing students, batches, attendance, payments, and performance analytics via modular dashboards. Built with React (TypeScript) and Node.js, using GraphQL for efficient data aggregation, MySQL for relational data, and Redis caching for performance. Integrated OpenAI LLMs to deliver AI-driven training plans and insights.

Engineered a cloud-native, multi-tenant marketplace SaaS using Node.js, AWS Lambda, DynamoDB, SES, and S3, supporting listings, cart/checkout, and marketing workflows. Designed RESTful microservices with clear API contracts. Built event-driven pipelines with DynamoDB Streams. Optimized data models and partition strategies for high-volume performance. Developed modular React UIs and delivered CI/CD-driven releases with observability improvements.

Web und desktop Apps development