Surya Teja Tammana

Custom course dashboard (Angular 15+): drag-and-drop syllabus, attendance, grades, and announcements using Angular CDK and RxJS. Back-end services: Node.js / Express and PostgreSQL APIs with JWT auth and college SSO; OpenAPI documentation. Vertical-farm traceability portal: end-to-end tracker for seed-to-dispatch steps. QR code generation: each crop batch gets a QR code, data stored in Cosmos DB with real-time updates via NestJS WebSockets. Consumer app with Ionic & Capacitor: iOS/Android app with offline caching. React Native food-ordering app: multi-location cafe app with combos, coupons, dynamic pricing; Apple/Google Pay & Firebase Cloud Messaging. CI/CD & testing: linting, unit tests (Jest, Karma) and deployments with GitHub Actions to Azure App Service/TestFlight; roughly two releases per sprint. Agile & knowledge transfer: two-week sprints, live demos, and comprehensive handover docs.

Upgraded the front end: Migrated the entire product from AngularJS 1.x to Angular 19, leveraging Signals, new control-flow syntax and standalone components to improve load time and code modularity. Integrated Genkit-powered AI Agents with the Angular front end to enable renters and property owners to perform operations using natural language. Automated internal tasks with low-code n8n workflows. Re-implemented real-time chat with MongoDB + Socket.IO, reducing hosting costs and giving finer control over message retention. Unified email channels using Microsoft Graph webhooks to convert Outlook mail from various syndication channels to database message objects. Synced calendars via Graph API to keep bookings and maintenance events in sync. Delivered an admin portal with CopilotKit on Next.js; admins can change user roles, issue credits, and run bulk actions via natural-language prompts. Implemented tailored billing flows using Stripe webhooks to create invoices, email them automatically,

Built a custom course dashboard (Angular 15+) with a drag-and-drop interface using Angular CDK and RxJS. Developed back-end services with Node.js/Express and PostgreSQL, including JWT authentication and college SSO, documented in OpenAPI. Created a vertical-farm traceability portal, including QR code generation, Cosmos DB storage, and real-time data via NestJS WebSockets. Delivered a consumer Ionic & Capacitor app with offline caching and a React Native food-ordering app. Implemented CI/CD and testing pipelines (lint, unit tests, deployments) with GitHub Actions; worked in two-week sprints with professors and researchers.