PP
Standing Rank
Rank Not Available
Developer Badges
Badges Pending
Skills & Technologies
31 skillsnext.jsreact.jsjavascripttypescripthtml5css3tailwind cssshadcn/uinode.jsexpress.jsrestful api developmentzodredux toolkitcontext apireact router domaxiosmongodbmongooseprismaclerkjwtpostgresqlgemini aicloudinarymultervercelrendergitgithubrazorpaymvc architecture
Work Experience
Software Developer
Personal Project-Based Experience
Jan 2025 - Present Remote
- Developed 4+ production-grade full-stack applications using Next.js, React.js, Node.js, Express.js, MongoDB, and PostgreSQL following scalable modular architecture patterns.
- Designed and maintained 60+ RESTful API endpoints supporting e-commerce, AI itinerary generation, course management, multiplayer quiz workflows, and project collaboration systems.
- Implemented secure authentication and authorization systems using Clerk, JWT, Role-Based Access Control (RBAC), HTTP-only cookies, and protected middleware.
- Built and deployed an AI-powered MERN travel itinerary platform integrating Gemini AI, Gemini Vision API, OCR processing, Cloudinary, and document upload workflows.
- Developed intelligent document-processing pipelines supporting PDF, image, OCR text extraction, and AI-generated structured itinerary responses.
- Engineered real-time multiplayer Game Matching & Quiz APIs implementing skill-level-based FIFO matchmaking architecture and centralized GameSession management.
- Optimized MongoDB schema design, indexing strategies, and backend query architecture, improving API performance and reducing response time by approximately 25–30%.
- Implemented randomized quiz generation using MongoDB aggregation pipelines ($sample) ensuring synchronized and fair question delivery across multiplayer sessions.
- Built secure answer submission and validation workflows preventing duplicate submissions, unauthorized access, and race-condition-based scoring inconsistencies.
- Integrated third-party services including Cloudinary media storage, Gemini AI APIs, and Razorpay payment gateway with secure transaction verification workflows.
- Designed end-to-end production workflows including cart, checkout, AI itinerary generation, public itinerary sharing, export systems, and admin management modules.
- Deployed full-stack applications and backend APIs on Vercel and Render using environment-based configurations, production deployment practices, and scalable backend architecture.
Projects
TravelAI – AI Powered Travel Itinerary Generator
React.jsNode.jsExpress.jsMongoDBGemini AI
- Built a production-ready AI-powered MERN travel itinerary platform using React.js, Node.js, Express.js, MongoDB, and Gemini AI for intelligent trip planning workflows.
- Implemented secure JWT authentication, protected routes, persistent login state, and dashboard-level access control.
- Developed AI itinerary generation workflows integrating Gemini AI and Gemini Vision APIs to generate structured day-wise travel plans with budgeting and travel recommendations.
- Engineered smart document-processing pipelines supporting flight tickets, hotel bookings, travel PDFs, OCR-based extraction, and AI-driven content parsing.
- Built dual itinerary workflows supporting both AI-based document uploads and optional manual travel detail entry for flexible user experience.
- Implemented itinerary management features including saved itineraries, trip history, public shareable links, and dynamic itinerary rendering.
- Developed PDF/TXT export systems and integrated Cloudinary with Multer for secure media uploads and scalable cloud-based storage handling.
- Designed scalable REST API architecture with Express.js middleware, MongoDB optimization, secure API handling, and production deployment on Vercel/Render.
Full Stack E-commerce Platform
MongoDBExpress.jsReact.jsNode.jsTailwind CSS
- Built a production-ready full-stack E-commerce platform using the MERN stack (MongoDB, Express.js, React.js, Node.js) with scalable MVC architecture.
- Developed 25+ RESTful API endpoints for product catalog, cart management, checkout flow, order lifecycle, and user management.
- Implemented global state management using Redux Toolkit and Thunk for efficient asynchronous API handling and optimized UI performance.
- Designed and secured authentication & authorization using JWT and Role-Based Access Control (RBAC) for Admin and Customer roles.
- Integrated Razorpay payment gateway with backend signature verification, enabling secure and reliable transaction processing.
- Engineered complete Cart→Checkout→Payment→Order workflow simulating real-world e-commerce architecture.
- Built an Admin Dashboard to manage products, users, and orders, including CRUD operations and role assignment.
- Implemented Cloudinary-based image upload pipeline for optimized media storage and fast content delivery.
- Designed a fully responsive mobile-first UI using Tailwind CSS, improving cross-device accessibility and user experience.
- Deployed full-stack application on Vercel with environment-based configuration and production-ready setup.
- Implemented secure payment signature verification using HMAC to prevent transaction tampering.
Course Management System (CMS)
Next.js 16TypeScriptMongoDBClerkTailwind CSSshadcn/ui
- Built a production-ready Course Management System using Next.js 16 (App Router), TypeScript, and MongoDB.
- Implemented secure authentication using Clerk with webhook integration and protected routes.
- Designed and enforced Role-Based Access Control (Admin, Moderator, Student) across the UI and APIs.
- Developed course creation, lecture management, and publishing workflows using RESTful APIs.
- Integrated Cloudinary for secure image and video uploads using DataURI processing.
- Designed a fully responsive UI using Tailwind CSS and shadcn/ui.
- Deployed the application on Vercel with production environment configuration.
- Implemented scalable full-stack architecture following modern web development best practices, including API security, modular design, and performance optimization.
Leaderboard Standings
Leaderboard Position Pending
Global test scores, peer standing percentiles, and algorithm leaderboard ranks are updated dynamically.
Assessment Highlights
Assessments Not Completed
Coding evaluations, system assessment results, and conceptual score badges will appear here after taking a test.
AI Collaboration Score
AI Collaboration Score Pending
Developer coding behavior, assistant cooperation, and AI pair-programming indicators are evaluated during live coding sessions.
Role Compatibility Profile
Role Compatibility Analysis Pending
Custom matching reports, candidate role compatibility percentiles, and core engineer strength profiles are processed once conceptual code screenings are complete.
Achievements
Achievements Not Earned
Special rewards, developer badges, system recognition certificates, and conceptual milestones will display here.
About Details
Professional Bio
Results-driven Full Stack Developer specializing in Next.js, TypeScript, MERN stack, and AI-integrated web applications. Experienced in building scalable, production-ready platforms with expertise in RESTful API development, authentication, and cloud integrations.
Bachelor of Engineering (B.E.) in Computer Engineering
K.C. College, Mumbai ( - 2024)
Languages: English, Hindi
Email: Locked
LinkedIn: https://linkedin.com/in/preethampoojari/